Bradleya Vol. 1-27.pdf - British Cactus & Succulent Society

Index to:Bradleya. Yearbook of the British Cactus and Succulent SocietyBritish Cactus and Succulent Society, Oxford & elsewhere, 1983+.Ed. 1983-1986: David HUNT & Nigel P. TAYLOR.1987-1989: Nigel P. TAYLOR & Colin WALKER.1990-1992: Nigel P. TAYLOR & David HUNT.1993-2000: Gordon D. ROWLEY.2001- : Colin C. WALKER.Chronological list of issuesVol. 1: 1983. p. [i-ii], 1-128, [iii]. Dedicated to Richard BRADLEY.Vol. 2: 1984. p. [i-ii], 1-96, [iii].Vol. 3: 1985. p. [i-ii], 1-119, [iii].Vol. 4: 1986. p. [i-ii], 1-96, [iii].Vol. 5: 1987. p. [i-ii], 1-104, [iii].Vol. 6: 1988. p. [i-ii], 1-120, [iii].Vol. 7: 1989. p. [i-ii], 1-96, [iii].Vol. 8: 1990. p. [i-ii], 1-108, [iii].Vol. 9: 1991. p. [i-ii], 1-128, [iii].Vol. 10: 1992. p. [i-ii], 1-96, [iii].Vol. 11: 1993. p. [i-ii], 1-112.Vol. 12: 1994. p. [i-ii], 1-112, [iii].Vol. 13: Nov 1995. p. [i-ii], 1-120, [iii].Vol. 14: 15 Sep 1996. p. [i-ii], 1-144, [iii].Vol. 15: 15 Sep 1997. p. [i-ii], 1-112, [iii].Vol. 16: 14 Oct 1998. p. [i-ii], 1-136, [iii].Vol. 17: 12 Nov 1999. p. [i-ii], 1-136, [iii].Vol. 18: 28 Jul 2000. p. [i-ii], 1-140, [iii].Vol. 19: 3 Oct 2001. p. [i-ii], 1-124, [iii-iv].Vol. 20: 15 Nov 2002. p. [i-ii], 1-148, [iii-iv].Vol. 21: 11 Aug 2003. p. [i-ii], 1-128, [iii-iv].Vol. 22: 28 May 2004. p. [i-ii], 1-140, [iii-iv].Vol. 23: 22 Jul 2005. p. [i-ii], 1-120, [iii-iv].Vol. 24: 21 Jun 2006. p. [i-ii], 1-128, [iii-iv].Vol. 25: 27 Jul 2007. p. [i-ii], 1-196, [iii-iv]. Dedicated to Carl LINNAEUS.Vol. 26: 18 Jul 2008. p. [i-ii], 1-128, [iii-iv].Vol. 27: 28 Jul 2009. p. [i-ii], 1-168, [iii-iv]. Dedicated to Charles DARWIN.List of authors and their articlesAnderson, Edward F.4: 1-28. 1986. A revision of the genus Neolloydia B. & R. (Cactaceae).5: 49-76. 1987. A revision of the genus Thelocactus B. & R. (Cactaceae).Antesberger, Helmut13: 13-17. 1995. Melocactus inclinatus. A new species from the Dutch LeewardIslands.Aona, Lidyanne Yuriko Saleme, Machado, Marlon, Pansarin, Emerson Ricardo,Castro, Cibele Cardoso de, Zappi, Daniela, & Amaral, Maria do Carmo E. do24: 39-52. 2006. Pollination biology of three Brazilian species of MicranthocereusBackeb. (Cereeae, Cactoideae) endemic to the “campos rupestres”.

Assis, José G. A., Ana, L. P. C., Oliveira, P. C., Resende, Sheila V., Senra,Juliana F. V., & Machado, Marlon21: 1-6. 2003. Chromosome numbers in Brazilian Melocactus (Cactaceae).Barthlott, Wilhelm5: 85-99. 1988. On the taxonomy of Brazilian Cereeae (Cactaceae).Barthlott, Wilhelm, & Taylor, Nigel P.13: 43-79. 1995. Notes towards a monograph of Rhipsalideae (Cactaceae).Braun, Pierre J.6: 97-100. 1987. New names in Rhipsalidinae (Cactaceae).Brusse, Franklin A.14: 89-93. 1996. A new species of Dorotheanthus (Aizoaceae, Ruschioideae) fromlimestone areas of the south-western Cape, South Africa.Bruyns, Peter V.1: 33-78. 1983. Resurrection of Quaqua N.E.Brown (Asclepiadaceae – Stapelieae)with a critical review of the species.2: 15-18. 1984. A new combination in Huernia (Asclepiadaceae).3: 1-47. 1985. Notes on ceropegias of the Cape Province.4: 29-38. 1986. Miscellaneous notes on Ceropegieae (Asclepiadaceae).5: 77-90. 1987. Miscellaneous notes on Stapelieae (Asclepiadaceae).6: 1-48. 1988. A revision of the genus Echidnopsis Hook.f. (Asclepiadaceae).7: 63-68. 1989. Miscellaneous notes on Stapelieae (Asclepiadaceae).8: 33-38. 1990. Miscellaneous notes on Stapelieae (Asclepiadaceae).10: 95-96. 1992. Miscellaneous notes on Stapelieae (Asclepiadaceae).Bruyns, Peter V. & Jonkers, H. A.11: 51-69. 1993. The genus Caralluma R.Br. (Asclepiadaceae) in Oman.Butterworth, Charles A., Butterworth, Kara M., Fitz Maurice, W. A. & Fitz,Betty25: 187-192. 2007. A localized loss of the chloroplast rpl16 intron in Mammillariaseries Stylothelae (Cactaceae) delineates members of the M. crinita group.Calderón, Natalia, Zappi, Daniela, Taylor, Nigel, & Ceroni, Aldo25: 45-124. 2007. Taxonomy and conservation of Haageocereus Backeb. (Cactaceae)in Peru.Carter, Susan & Brandham, Peter1: 17-24. 1983. New species of Aloe from Somalia.Carter, Susan & Lavranos, John J.27: 159-160. 2009. Priority of Aloe teissieri over Aloe andohahelensis.Castillon, Jean-Bernard24: 67-72. 2006. Two new species of Aloe (Asphodelaceae) from Madagascar.27: 145-152. 2009. Rectification of a mistake by G. W. Reynolds on a Malagasy Aloe(Asphodelaceae) and description of a new species.Charles, Graham26: 63-74. 2008. Notes on Maihueniopsis Spegazzini (Cactaceae).Chesselet, Pascale, & Smith, Gideon F.19: 121-123. 2001. Antimima aristulata comb. nov. (Mesembryanthemaceae Fenzl);a heterophyllous succulent from Cape Town, South Africa.20: 17-22. 2002. The rediscovery of Ruschia acutangula (Haw.) Schwantes(Mesembryanthemaceae Fenzl).Christie, Susan J., Dutton, Roderic W., Hannon, Dylan P., Miller, Anthony G., &Oakman, Neil A.23: 23-30. 2005. Aloe jawiyon, a new species from Soqotra (Yemen).

Clark, Jonathan Y.14: 1-9. 1996. A key to Lithops N.E.Brown (Aizoaceae).Crook, Ivor, Arnold, John, & Lowry, Martin21: 87-92. 2003. Austrocylindropuntia lagopus – clarification of nomencalture andobservations in habitat.Crook, Richard & Mottram, Roy13: 88-118. 1995. Opuntia Index. Part 1: Introduction and A-B.14: 99-144. 1996. Opuntia Index. Part 2: Nomenclatural note and C-E.15: 98-112. 1997. Opuntia Index. Part 3: Nomenclatural note and F.16: 119-136. 1998. Opuntia Index. Part 4: G-H.17: 109-131. 1999. Opuntia Index. Part 5: Nomenclatural note and I-L.18: 113-140. 2000. Opuntia Index. Part 6: M-O.19: 91-116. 2001. Opuntia Index. Part 7: P-Q.20: 51-66. 2002. Opuntia Index. Part 8: R.21: 63-86. 2003. Opuntia Index. Part 9: S.22: 53-76. 2004. Opuntia Index. Part 10: T-V.23: 57-78. 2005. Opuntia Index. Part 11: W-Z, cultivars.Crouch, N. R., Prentice, C., Smith, G. F., & Symmonds, R.17: 95-100. 1999. South Africa’s rarest caudiciform cucurbit, Gerrardanthustomentosus.Crouch, Neil R., Smith, Gideon F., Symmonds, Richard, & Crouch, Tanza E.20: 67-78. 2002. Battling curses and beating depression: Adenia gummifera in Zulutraditional medicine.Desmet, Philip G., Jacobs, Tom L. K. F., & Smale, Terry C.19: 15-18. 2001. Conophytum subterraneum, a distinctive new species from the northeasternRichtersveld, South Africa.Duret, Clément22: 43-52. 2004. Obetia ficifolia (Urticaceae): a pachycaul nettle in danger.Edmondson, John, & Rowley, Gordon16: 14-24. 1998. John Blackburne of Orford Hall and his cultivated succulents.21: 29-38. 2003. The Liverpool Botanic Garden and its cultivated succulents.Eggli, Urs3: 97-102. 1985. Backeberg’s invalid cactus names.3: 103-119. 1985. A bibliography of succulent plant periodicals.5: 101-102. 1987. More bibliographical data on succulent plant periodicals (1).10: 83-84. 1992. Nomenclatural notes on two genera of Crassulaceae and a newcombination.10: 89-94. 1992. A new Opuntia from eastern Brazil.15: 35-36. 1997. Range extension for Portulaca mauritiensis von Poellnitz(Portulacaceae).Eggli, Urs, & Nyffeler, Reto25: 37-44. 2007. Parodia allosiphon (Marchesi) N.P.Taylor (Cactaceae –Cactoideae) – a cladistically ‘basal’ species with a restricted distribution range(Notes towards a checklist of Cactaceae of Uruguay, 2).27: 13-36. 2009. Living under temporarily arid conditions – succulence as anadaptive strategy.Fay, Michael F. & Gratton, Jill10: 33-48. 1992. Tissue culture of cacti and other succulents: a literature review anda report on micropropagation at Kew.Fay, Michael F., Gratton, Jill, & Atkinson, Peter J.

13: 38-42. 1995. Tissue culture of succulent plants – An annotated bibliography.Font, Fabian & Picca, Pablo19: 59-66. 2001. Natural hybridization between Trichocereus atacamensis (Philippi)Marshall and Denmoza rhodacantha (Salm-Dyck) Britton & Rose (Cactaceae).Forster, Paul I.21: 53-56. 2003. Aloe bruynsii (Asphodelaceae: Alooideae), a new species fromMadgascar.Friedrich, H. & Glaetzle, W.1: 91-104. 1983. Seed-morphology as an aid to classifying the genus Echinopsis Zucc.Gilbert, Michael G.3: 48-52. 1985. The genus Sedum in Ethiopia.7: 79-83. 1989. A review of Pehr Forsskål’s stapeliads and the typification ofCaralluma quadrangula and C. subulata (Asclepiadaceae).8: 1-32. 1990. A review of Caralluma R.Br. and its segregates.8: 45-47. 1990. Notes on Monadenium in Ethiopia.Gilbert, Michael G. & Carter, Susan2: 9-14. 1984. A cactus-like Euphorbia from Ethiopia.Glaetzle, W. & Prestlé, K. H.4: 79-96. 1986. Seed-morphology of the genus Notocactus.Gorelick, Root20: 1-4. 2002. DNA sequences and cactus classification – a short review.22: 9-14. 2004. Resolving the phylogenetic placement of Blossfeldia liliputana(Cactaceae): reticulate evolution, chloroplast inheritance, and graft-chimeras.27: 37-48. 2009. Evolution of cacti is largely driven by genetic drift, not selection.Gorelick, Root, & Doan, Shannon C.23: 31-40. 2005. Distribution of Ferocactus emoryi (Cactaceae) in Arizona.Griffith, M Patrick27: 49-58. 2009. Evolution of leaf and habit characters in Opuntioideae (Cactaceae):reconstrution of ancestral form.Griffith, M Patrick, & Porter, J. Mark21: 126-128. 2003. Back to the basics: a simple method of DNA extraction formucilaginous cacti.Hammer, Steven A.6: 101-120. 1988. Conophytum: an annotated checklist (A-C).7: 41-62. 1989. Conophytum: an annotated checklist (D-K).8: 53-84. 1990. Conophytum: an annotated checklist (L-R).9: 105-128. 1991. Conophytum: an annotated checklist (S-Z).11: 75-85. 1993. Macro-observations on Cheiridopsis N.E.Br. and OdontophorusN.E.Br. (Aizoaceae).13: 82-87. 1995. Marlothistella Schwantes: A rising star.15: 37-41. 1997. Odes on mesembryanthema (Aizoaceae).Hammer, Steven A. & Barnhill, Christopher15: 42-47. 1997. Odes part two: Descriptions of new mesembryanthema.Hankey, Andrew, & Smith, Gideon F.24: 89-92. 2006. Notes on the cultivation and propagation of Chortolirion angolense(Baker) A.Berger (Asphodelaceae).Hart, Henk 't12: 37-56. 1994. The evolution of life-forms, growth-forms, and secondary growth inEurasian Sedoideae (Crassulaceae).Hartmann, Heidrun E. K.

10: 5-16. 1992. Revision of the genus Vanheerdea L.Bolus ex H.E.K.Hartmann(Aizoaceae).14: 29-56. 1996. Miscellaneous taxonomic notes on Aizoaceae.16: 44-91. 1998. New combinations in Ruschioideae, based on studies in Ruschia(Aizoaceae).17: 38-74. 1999. An annotated list of the species placed in Ruschia (Aizoaceae).19: 83-90. 2001. Notes on Lampranthus otzenianus and L. uniflorus(Mesembranthema, Aizoaceae).20: 148. 2002. Bradleya 19 erratum.22: 21-36. 2004. Adaptations and phytogeography in the Ice-Plant family (Aizoaceae)– the interaction of the genetic equipment and ecological parameters. 1. One leaf-pairis the plant.24: 1-38. 2006. Adaptations and phytogeography in the ice-plant family (Aizoaceae) –the interaction of the genetic equipment and ecological parameters. II. Hide-andseek:plants sunk in the ground.25: 145-176. 2007. Studies in Aizoaceae: eight new subgenera in DrosanthemumSchwantes.26: 41-62. 2008. A synopsis of Delosperma N.E.Br. (Aizoaceae) in North East Africaand South West Arabia.26: 99-120. 2008. A carnival of flowers in Drosanthemum subgenus Speciosa(Aizoaceae).Hartmann, Heidrun E. K., & Bruckmann, C.18: 75-112. 2000. The capsules of Drosanthemum Schwantes (Ruschioideae,Aizoaceae).Hartmann, Heidrun E. K. & Gölling, Horst11: 1-49. 1993. A monograph of the genus Glottiphyllum (Mesembryanthema,Aizoaceae).Hartmann, Heidrun E. K. & Niesler, I. M.21: 93-106. 2003. Notes on Trichodiadema Schwantes (Mesembryanthema,Aizoaceae): T. intonsum (Haw.) Schwantes.27: 69-120. 2009. On the evolution of nectaries in Aizoaceae.Hernandez, Héctor M. & Anderson, Edward F.10: i, 1-4. 1992. A new species of Ariocarpus (Cactaceae).Hernandez, Héctor M. & Gómez-Hinostrosa, Carlos22: 1-8. 2004. Studies on Mexican Cactaceae. IV. A new subspecies of Echinocereuspalmeri Britton & Rose, first record of the species in the Chihuahuan Desert.Hjertson, Mats L.21: 85. 2003. Neotype designation for Opuntia subterranea Fries.Hunt, David R.1: 105-128. 1983. A new review of Mammillaria names. A-C.2: 39-64. 1984. The Cactaceae of Plumier’s Botanicum Americanum.2: 65-96. 1984. A new review of Mammillaria names. D-K.3: 53-66. 1985. A new review of Mammillaria names. L-M.3: 67-96. 1985. Ehrenberg’s ‘Beitrag zur Geschichte einiger mexicanischer Cacteen’.4: 39-64. 1986. A new review of Mammillaria names. N-R.5: 17-48. 1987. A new review of Mammillaria names. S-Z.6: 100. 1988. New and unfamiliar names for use in the European Garden Flora:Addenda and corrigenda.7: 89-96. 1989. Notes on Selenicereus (A.Berger) Britton & Rose and AporocactusLemaire (Cactaceae–Hylocereinae).

25: 5-6. 2007. Bradleya and a society wedding.Hunt, David R. & Taylor, Nigel P.4: 65-78. 1986. (ed.) The genera of the Cactaceae: towards a new consensus.4: 81. 1986. Editorial note [on Notocactus].5: 91-94. 1987. (ed.) New and unfamiliar names of Cactaceae to be used in theEuropean Garden Flora.8: 85-107. 1990. (ed.) The genera of the Cactaceae: progress towards consensus.9: 81-92. 1991. (ed.) Notes on miscellaneous genera of Cactaceae.10: 17-32. 1992. (ed.) Notes on miscellaneous genera of Cactaceae (2).27: 121-128. 2009. Kew and its collections of succulent plants.Ibisch, P. L., Kessler, M., Nowicki, C., & Barthlott, W.18: 2-30. 2000. Ecology, biogeography and diversity of the Bolivian epiphytic cacti –with thedescription of two new taxa.Jacobs, Tom25: 21-32. 2007. A key to the genus Conophytum N.E.Br.Janeba, Zlatko27: 59-68. 2009. Insect flower visitors and pollinators of cacti from the southwestUSA.Johnson, Margaret A. T. & Gale, Rowena M. O.1: 25-32. 1983. Observations on the leaf-anatomy, pollen, cytology and propagationof Calibanus hookeri (Lem.) Trelease.Jonkers, H. A.27: 139-143. 2009. Stapelia hirsuta L. in an early portrait.Klak, Cornelia21: 107-120. 2003. New combinations, a new genus and five new species in theAizoaceae.23: 97-104. 2005. Ruschiella, a new genus of Aizoaceae and new combinations inPhiambolia and Phyllobolus.26: 19-32. 2008. Eight new species of Aizoaceae from the Cedarberg andNamaqualand, South Africa.Krogstrup, Peter, Find, Jens I., Kristensen, Michel M. H., & Damgaard, Jørgen24: 61-65. 2006. Micropropagation of Adenia goetzei Harms, an attractivecaudiciform form Central Africa.Lavranos, John J., & McCoy, Tom A.25: 9-16. 2007. The identity of Aloe steudneri Schweinfurth and a new species, Aloeneosteudneri, from Mt. Saber, Eritrea.Lavranos, John J., Rakouth, Bakolimalala, & McCoy, Tom A.25: 17-20. 2007. Aloe argyrostachys, a beautiful new species from the mountains ofcentral Madagascar.Lawant, Pjotr, & Winthagen, Diny19: 3-14. 2001. Euphorbia resinifera portrayed in a manuscript herbal nearly fifteenhundred years ago.20: 13-16. 2002. Euphorbia resinifera portrayed in a manuscript herbal nearly fifteenhundred years ago – revisited.Leach, Larry C.1: 79-80. 1983. On the classification of the Stapelieae.1: 81-83. 1983. A discussion of some aspects of Huernia taxonomy.Liede, Sigrid7: 69-72. 1989. Sarcostemma pearsonii N.E.Br.: a neglected species from SouthernAfrica.

11: 50. 1993. Again: Nomenclatural types of the sections of the genus Erepsia N.E.Br.(Aizoaceae – Ruschioideae).Liede, Sigrid, Hammer, Steven & Whitehead, Vin9: 39-44. 1990. What is Lampranthus scaber (L.) N.E.Br.?Liede, Sigrid & Meve, Ulrich8: 93-99. 1991. Observations on pollination and hybridization in the genusConophytum (Mesembryanthemaceae).10: 16. 1992. Correction to Bradleya 9 [: 97, Table 2 caption].Lima, Alejandro N., & Adams, Ralph M.14: 57-62. 1996. The distribution and abundance of Pilosocereus robinii (Lemaire)Byles and Rowley in the Florida Keys.Locatelli, Evelise, & Machado, Isabel Cristina17: 75-85. 1999. Floral biology and bat pollination in Pilosocereus catingicola(Cactaceae) in northeastern Brazil.17: 86-94. 1999. Floral biology of Cereus fernambucensis: a sphingophilous cactus ofrestinga.Locatelli, Evelise, Machado, Isabel Cristina, & Medeiros, Petrúcio15: 28-34. 1997. Comparative study of the floral biology in two ornithophilousspecies of Cactaceae: Melocactus zehntneri and Opuntia palmadora.Loots, S., & Mannheimer, C.21: 57-62. 2003. The status of Aloe pillansii L. Guthrie (Aloaceae) in Namibia.Lüthy, Jonas M.19: 19-54. 2001. The Turbinicarpus mandragora complex.22: 85-130. 2004. Another look at the pachypodiums of Madagascar.Machado, Marlon26: 1-18. 2008. What is the role of hybridization in the evolution of the Cactaceae?Machado, Marlon, & Taylor, Nigel21: 13-16. 2003. A new subspecies of Tacinga inamoena (Cactaceae) from easternBrazil.Machado, Marlon, Zappi, Daniela C., Taylor, Nigel P., & Borba, Eduardo L.23: 41-56. 2005. Taxonomy and conservation of the Discocactus Pfeiff. (Cactaceae)species occurring in the state of Bahia, Brazil.Martínez-Avalos, J. G., & Glass, C.15: 73-76. 1997. Mammillaria giselae J.G.Martínez-Avalos & C.Glass, sp. nov. Unanueva especie para Tamaulipas, México.McMillan, A. J. S.8: 48-52. 1990. Plants described as Schlumbergera russelliana.Mauseth, James D.7: 1-12. 1989. Comparative structure-function studies within a strongly dimorphicplant, Melocactus intortus (Cactaceae).14: 66-81. 1996. Comparative anatomy of tribes Cereeae and Browningieae(Cactaceae).17: 27-37. 1999. Comparative anatomy of Espostoa, Pseudoespostoa,Thrixanthocereus and Vatricania (Cactaceae).22: 131-140. 2004. Cacti and other succulents: stemanatomy of “other succulents”has little in common with that of cacti.24: 73-82. 2006. Blossfeldia lacks cortical bundles and persistent epidermis; is itbasal within Cactoideae?24: 93-106. 2006. Wood in the cactus subfamily Opuntioideae has extremely diversestructure.

Mauseth, James D. & Ross, Robert G.6: 49-64. 1988. Systematic anatomy of the primitive cereoid cactus Leptocereusquadricostatus.Mauseth, James D., Terrazas, T., & Loza-Cornejo, Sofia16: 31-43. 1998. Anatomy of relictual members of subfamily Cactoideae, IOS Group1a (Cactaceae).Melo-de-Pinna, Gladys Flávia, Arruda, Emilia, & Abreu, Deusa Deise24: 53-60. 2006. Wide-band tracheids in Brazilian cacti.Metzger, J.11: 107-108. 1993. Species of Crassulaceae new for Turkey: Sedum stellatum L..Metzing, Detlev, & Kiesling, Roberto24: 115-128. 2006. Notes on the diversity, biology, and taxonomy of Frailea(Cactaceae).Meve, Ulrich12: 57-102. 1994. The genus Piaranthus R.Br. (Asclepiadaceae).18: 71-74. 2000. A new species of Raphionacme from Tanzania.27: 161-164. 2009. Ceropegia thailandica (Asclepiadoideae-Ceropegieae), aspectacular new Thai species.Meve, Ulrich, & Liede, Sigrid16: 9-13. 1998. A surprising discovery in the stem-succulent Cynanchum complex inMadagascar.Meve, Ulrich, & Teissier, Marc14: 10-13. 1996. A new species of leafless Cynanchum (Asclepiadaceae) fromMadagascar.Mosco, Alessandro, & Zanovello, Carlo15: 77-83. 1997. Neolloydia gautii Benson: A tangled taxonomic history and two newcombinations.18: 41-44. 2000. The mandrake cactus: a mystery plant.18: 45-70. 2000. A phenetic analysis of the genus Thelocactus.Mottram, Roy11: 70-74. 1993. Notes on the contributions on cacti by John Hill in the Supplement toMr. Chambers’s Cyclopaedia of 1753.19: 75-82. 2001. Rimacactus, a new genus of Cactaceae.20: 79-120. 2002. Charles Plumier, the King’s Botanist – his life and work. With afacsimile of the original cactus plates and text from Botanicon Americanum (1689-1697).23: 117-119. 2005. Book Review: Flora of North America, Vol. 4: Magnoliophyta:Caryophyllidae, part 1 (2003).Nandha, Beena, & Sarasan, Viswambharan25: 33-36. 2007. Micropropagation of Aloe calcairophila and Aloe polyphylla: theeffect of different carbon sources on shoot multiplication and rooting.Niesler, I. M., & Hartmann, H. E. K.23: 105-116. 2005. Scanning fruits and flowers of Trichodiadema permits theidentification of Delosperma neethlingiae.25: 177-186. 2007. Nectaries in Aizoaceae: the case of Glottiphyllum N.E.Br.Nelson, E. Charles11: 91-106. 1993. Robert Lloyd Praeger’s Crassulaceae: a commentary on possibletype specimens in the National Botanic Gardens, Dublin, and on illustrations in theRoyal Irish Academy, Dublin.15: 48-64. 1997. Dr. Thomas Coulter’s cacti from Zimapán, Hidalgo, Mexico.

Newton, Len E.5: 102-104. 1987. More bibliographical data on succulent plant periodicals (2).13: 35-37. 1995. A new species of Ceropegia in Kenya.14: 94-98. 1996. The genus Brachystelma (Asclepiadaceae) in East Africa, with a newrecord and description of a new species.16: 109-114. 1998. Two new succulent plant records for East Africa.16: 115-118. 1998. Unnamed hybrids of ×Gasteraloe alliance.17: 132-136. 1999. A bibliography on succulent plant bibliography.24: 107-110. 2006. Aloe rendilliorum: a new species in northern Kenya.27: 153-158. 2009. The identity of Sansevieria arborescens (Ruscaceae), with anamplified description, and description of a new species.Newton, Len E., & Rowley, Gordon D.16: 114. 1998. New transfers from Lomatophyllum to Aloe (Aloaceae).Niesler, Ingeborg M.15: 13-27. 1997. Is Trichodiadema Schwantes one genus only? – Problems indelimitation or “What is a diadem?”Nyffeler, Reto10: 49-82. 1992. A taxonomic revision of the genus Monanthes Haworth(Crassulaceae).Oakman, Neil A., Christie, Susan J., & Hannon, Dylan P.20: 23-28. 2002. Conservation status of two succulents endemic to Soqotra Island,Yemen.Pinto, Raquel23: 1-6. 2005. A new species of Eriosyce (Cactaceae) from the northernmost coast ofChile.Pinto, Raquel, & Kirberg, Arturo23: 7-16. 2005. Conservation status of Eriosyce (Cactaceae) in northernmost Chile.Rauh, Werner16: 92-100. 1998. Three new species of Lomatophyllum and one new Aloe fromMadagascar.Rauh, Werner, & Hebding, René15: 1-12. 1997. New kalanchoes from south and southwest Madagascar.Rocha, Emerson Antônio, Machado, Isabel Cristina, & Zappi, Daniela Cristina25: 129-144. 2007. Floral biology of Pilosocereus tuberculatus (Werderm.) Byles &Rowley: a bat pollinated cactus endemic from the “Caatinga” in northeastern Brazil.Rowley, Gordon D.1: 1-2. 1983. Dedication to Richard Bradley, F.R.S.2: 1-8. 1984. Jacquin and the Stapelieae.5: 1-16. 1987. The Duchess of Beaufort’s succulent plants.11: 109-111. 1993. Additions to the bibliography of succulent plant periodicals.12: 1. 1994. Editorial.12: 2-7. 1994. Spontaneous bigeneric hybrids in Cactaceae.12: 8-31. 1994. The Sessé and Mociño cactus plates.12: 105-112. 1994. Anacampseros and allied genera – A reassessment.13: 119-120. 1995. The Sessé and Mociño cactus plates – A postscript.14: 63-65. 1996. Hugh Morgan (1530-1613), the first English cactophile.14: 82-83. 1996. Taxonomic innovations for the IOS Lexicon.16: 25-30. 1998. James Justice and the first succulent collection in Scotland.16: 101-108. 1998. The Pachypodium rosulatum aggregate (Apocynaceae) – onespecies or several?

17: 1-26. 1999. Salm-Dyck’s cactus paintings.18: 1. 2000. Editorial.18: 40. Salm-Dyck’s cactus paintings – A postscript.25: 6-7. 2007. A grandstand view: 1983 to 2007.27: 3-12. 2009. Charles Darwin’s succulent plants.Russo, Lucio19: 67-74. 2001. A mission in life: Thomas Hanbury and his garden at La Mortola,Italy.Russo, Lucio, & Moggi, Guido22: 37-42. 2004. Emilio Chiovenda and his contribution to the knowledge of EastAfrican succulent plants, with a selected bibliography.Rust, S., Bruckmann, C., & Hartmann20: 121-147. 2002. The flowers of Drosanthemum Schwantes (Ruschioideae,Aizoaceae).Santos, Francisco de Assis Ribeiro dos, & Watanabe, Hiroko Makino15: 84-97. 1997. Pollen morphology of some Cactaceae of north-eastern Brazil.Santos-Díaz, María del Socorro, Elizalde-Rodríguez, Carlos, & Santos-Díaz,María de Lourdes24: 83-88. 2006. Effect of coconut water, darkness and auxins on morphogenesis ofAriocarpus kotschoubeyanus (Cactaceae).Santos-Díaz, María del Socorro, Méndez-Ontiveros, Ricardo, Arredondo-Gómez, & Santos-Díaz, María de Lourdes21: 7-12. 2003. Clonal propagation of Turbinicarpus laui Glass & Foster, a cactusthreatened with extinction.Schlegel, Urs27: 129-138. 2009. The composite structure of cactus spines.Schlindwein, Clemens, & Wittmann, Dieter13: 25-34. 1995. Specialized solitary bees as effective pollinators of South Brazilianspecies of Notocactus and Gymnocalycium (Cactaceae).Scott, C. L.12: 103-104. 1994. A new species of Haworthia (Asphodelaceae) – H. pringlei.13: 80-81. 1995. A new species of Haworthia (Asphodelaceae) – H. joeyae.14: 87-88. 1996. A new species of Haworthia (Asphodelaceae) – H. venusta.Smith, Gideon F.21: 25-28. 2003. Aloe craibii Gideon F.Sm. (Asphodelaceae: Alooideae): a newspecies of grass aloe from the Barberton Centre of Endemism, Mpumalanga, SouthAfrica.Smith, Gideon F. & Crouch, Neil R.19: 55-58. 2001. A broader taxonomic concept of Aloe greatheadii var. davyana, awidespread and common maculate from southern Africa.19: 117-120. 2001. Haworthia limifolia var. arcana (Asphodelaceae: Alooideae): anew variety from eastern South Africa.Smith, Gideon F., Crouch, Neil R., & Steyn, Elsie M. A.21: 21-24. 2003. Notes on the distribution and ethnobotany of Kalanchoe paniculata(Crassulaceae) in southern Africa.Smith, Gideon F. & Figueiredo, Estrela27: 165-167. 2009. Aloe arborescens Mill. (Asphodelaceae) is spreading in Portugal.Smith, Gideon F. & Klopper, Ronell R.25: 193-195. 2007. Naturalised species of Agave L. (Agavaceae) in the Cape FloristicRegion, South Africa.

Smith, Gideon F. & Steyn, Elsie M. A.20: 45-50. 2002. Agave wercklei: a mesoamerican species in South Africa.22: 15-20. 2004. Agave hurteri Trelease (Agavaceae): the perfect landscaping plantfor large gardens.23: 17-22. 2005. Notes on the phenology, natural geographical distribution range andtaxonomy of Aloe dichotoma (Aloaceae).Smith, Gideon F., Steyn, Elsie M. A., & Crouch, Neil R.21: 17-20. 2003. Aloe camperi (Asphodelaceae): the first record of an exotic aloenaturalised in South Africa.Smith, Gideon F. & Walker, Colin C.19: 124. 2001. The botanical paintings of Mary Maud Page.Smith, Gideon F., Walters, Michele, Klopper, Ronell R., & Crouch, Neil R.26: 121-128. 2008. Aloes of the World: African Plants Initiative. An internationalweb-based collaboration to promote scholarly research on Aloe L.Smith, Gideon F. & Wyk, A. E. van7: 78. 1989. A bibliography of succulent plant periodicals: additional notes onKambroo.Smith, Gideon F., Fuls, Erich R.,Wyk, J. J. P. van, Heydenrych, G. V., & Wyk,S. van11: 86-90. 1993. Application of revegetation principles: the use of Euphorbia tirucalliL. (Euphorbiaceae) for asbestos tailing rehabilitation.Smith, Gideon F., Walters, Michele, Figueiredo, & Klopper, Ronell R.26: 33-40. 2008. Naturalised species of Agave L. (Agavaceae) in the Eastern CapeProvince of South Africa.Soffiatti, Patricia, & Angyalossy, Veronica21: 39-48. 2003. Stem anatomy of Cipocereus (Cactaceae).Sotomayor, Manuel, Gómez, Alberto Arredondo, Sánchez Barra, FranciscoRené, & Martínez Méndez, Mario24: 111-114. 2006. Pelecyphora strobiliformis (Werdermann) Frič & Schelle exKreuzinger (Cactaceae): a new locality in San Luis Potosí, Mexico.Starling, R. J. & Dodds, J. H.1: 84-90. 1983. Tissue-culture propagation of cacti and other succulents.Stuppy, Wolfgang, & Nagl, Walter10: 85-88. 1992. Regeneration and propagation of Ariocarpus retusus Scheidw.(Cactaceae) via somatic embryogenesis.Stuppy, Wolfgang, & Taylor, Nigel P.7: 84-88. 1989. A new variety of Ariocarpus fissuratus (Cactaceae).Taylor, Nigel P.1: 113. 1983. Thelocactus beguinii N.P.Taylor nom. nov.2: 19-38. 1984. A review of Ferocactus Britton & Rose.5: 95-96. 1987. Additional notes on some Ferocactus species.6: 65-84. 1988. Supplementary notes on Mexican Echinocereus (1).7: 73-77. 1989. Supplementary notes on Mexican Echinocereus (2).9: 1-80. 1991. The genus Melocactus (Cactaceae) in Central and South America.25: 8. 2007. Bradleya becomes an institution.25: 125-128. 2007. The neotype illustration of Echinocactus mammulosus Lemaire.Taylor, Nigel P. & Clark, Jonathan Y.1: 3-16. 1983. Seed-morphology and classification in Ferocactus subg. Ferocactus.Taylor, Nigel P. & Iliff, J.14: 17-19. 1996. Nomenclatural notes on Andean Opuntioideae (Cactaceae).

Taylor, Nigel P. & Zappi, Daniela C.7: 13-40. 1989. An alternative view of generic delimitation and relationships in tribeCereeae (Cactaceae).8: 107-108. 1990. Brief notes on Leocereus Britton & Rose.Thomson, George20: 29-44. 2002. A re-evaluation of the taxonomic status of the genus Melocactus inAruba, Netherlands Antilles.23: 79-96. 2005. A revision of the genus Melocactus in Curaçao and Bonaire,Netherlands Antilles, with an illustration of the neotype of M. macracanthos.Tiznado-Hernández, Martin Ernesto, Ojeda-Contreras, Angel Javier, Sánchez-Estrada, Alberto, Moreno-Velázquez, Delia, & Mercado-Ruiz, Jorge Nemesio22: 77-84. 2004. A model to predict the development stage of Stenocereus thurberi(Cactaceae) fruit from pulp and skin colour.Van Jaarsveld, Ernst9: 100-104. 1991. Gasteria glomerata van Jaarsveld sp. nov.12: 32-35. 1994. Ornithogalum sardienii, a new dwarf succulent bulb from the LittleKaroo.13: 18-24. 1995. Johanna Ellaphie Ward-Hilhorst (1920-1994), with specificreference to her work on succulent plants.Van Jaarsveld, Ernst, & Hammer, Steven14: 14-16. 1996. Gibbaeum johnstonii, a new species from the Little Karoo.Van Jaarsveld, Ernst, & Koutnik, Daryl15: 65-72. 1997. New Cotyledon and Tylecdon species (Crassulaceae) from the CapeProvince.Walker, Colin C.14: 20-28. 1996. The succulents of James Donn’s ‘Hortus Cantabrigiensis’.19: 1-2. 2001. Editorial.23: 120. 2005. Book review: Aloes. The genus Aloe. Medicinal and Aromatic Plants –Industrial Profiles. Vol. 38 (2004).24: 66. 2006. Book review: Peter V. Bruyns, Stapeliads of Southern Africa andMadagascar (2005).25: 1-4. 2007. Bradleya 25 and the Linnaean legacy.27: 1-2. 2009. Editorial: Darwin and Kew anniversaries.27: 144. 2009. Book review: Haseltonia 14 (2008).27: 168. 2009. Book review: Gerald E. Wickens & Pat Lowe, Pachycauls of Africa,Madagascar and Australia (2008).Wallace, Robert S.13: 1-12. 1995. Molecular systematic study of the Cactaceae: using chloroplast DNAvariation to elucidate cactus phylogeny.Walter, Helmut26: 75-98. 2008. Floral biology, phytogeography and systematics of Eriosycesubgenus Neoporteria (Cactaceae).Williamson, Graham14: 84-86. 1996. A miniature succulent Bulbine species (Asphodelaceae) fromnorthwest Namaqualand.16: 1-8. 1998. The ecological status of Aloe pillansii (Aloaceae) in the Richtersveldwith particular reference to Cornellskop.17: 101-108. 1999. The Epupa Valley under siege.18: 31-40. 2000. Four new, succulent Bulbine species (Asphodelaceae) from theWestern and Eastern cape Provinces of the Republic of South Africa.

21: 49-52. 2003. A new variety of Euphorbia filiflora Marloth from the NorthernCape Province of South Africa.Zonneveld, Ben J. M.20: 5-12. 2002. Genome size analysis of selected species of Aloe (Aloaceae) revealsthe most primitive species and results in some new combinations.21: 121-125. 2003. The systematic value of nuclear DNA content in Agave L. andsome related genera of the Agavaceae.Subject indexThis is alphabetically arranged by subject matter. In addition to plant names, otherdata is classified into the following subject headings:BiochemistryBiography & portraitsBiometrics, computer software, & toolsCladisticsConservation. Subheadings: Alien species, Authorities parks & reserves, Ex situ,Extinctions, In Situ, Pests & predators, Conservation status, ConservationthreatsCultivation. Subheading: Propagation techniquesCytology & genetics. Subheading: Chromosome numbers, Genome maps,Hybridisation & polyploidyEcology & climate. Subheading: Climatic data, Symbiotic flora & faunaEthnobotany. Subheading: CropsEvolutionGardens & nurseriesGlossariesGraft-chimerasHerbaria & other institutionsHistological & anatomical studiesLiterature. Subheadings: Book reviews, Graphic or engraved plates, OnlinepublicationsMapsMolecular studies. Subheading: TechniquesPhrasenamesPhytogeographyPollenPollen/nectar thievesPollen vectors. Subheadings: Animals (zoophily), Bats (chiropterophily), Birds(ornithophily), Diptera (myophily & sapromyophily), Hymenoptera(melittophily), Lepidoptera (psychophily & phalaenophily)Pollination biologySeed dispersal. Subheadings: Syndromes, VectorsTissue cultureUnderlined page numbers refer to illustrations. All scientific names are in italics.Key to abbreviations & symbols:aff. affinis = close tocf. confer = compare withcomb.n. combinatio nova = new combination

comb.n.superfl. combinatio nova superflua = superfluous new combinationcult.n. new cultivarET page on which epitype designated (for basionym only)gen.n. genus novus = new genusHT illustration of the holotypein adnot. in adnotatione = in annotation, in a noteinfrag. infragenus = included in the genus …LT page with lectotypification (for basionym only), or illustration of the lectotypen.fals. nomen falsum = erroneous namen.inval. nomen invalidum = invalid namen.mend. nomen mendosum = incorrect namen.nug. nomen nugax = joke namen.rej. nomen rejiciendum = rejected namen.rej.prop. nomen rejiciendum propositum = name proposed for rejectionnothogen.n. nothogenus novus = new hybrid genusnothosp.n. nothospecies nova = new hybrid speciesNT page with neotypification (for basionym only), or illustration of the neotypesp.n. species nova = new speciesstat.n. status novus = new status, a change of ranksubf. subfamilia = subfamilysubg. subgenussp. species (singular)spp. species (plural)ssp. subspeciesunest. unestablished name (of a cultivar)× hybrid∑ allopolyploidAcanthocalyciumAcanthocalycium, annotated dictionary entry................ 8: 91, 99Acanthocalycium thionanthum [Echinopsis] ....................... 5: 92AcanthocereusAcanthocereus, annotated dictionary entry...........4: 69-70; 8: 89Acanthocereus circumscription............................................ 9: 82Acanthocereus typification .................................................. 9: 82Acanthocereus albicaulis [Cereus]...................................... 9: 85Acanthocereus baxaniensis.................................................. 9: 82Acanthocereus brasiliensis [Pseudoacanthocereus].....10: 28-31Acanthocereus cavendishii...............................6: 100; 16: 34, 36Acanthocereus colombianus ....................................9: 82; 16: 36Acanthocereus horridus..................................................... 16: 36Acanthocereus pentagonus [tetragonus].........2: 41, 48; 9: 82-83Acanthocereus sicariguensis [Pseudoacanthocereus]10: 28-30; 16: 36Acanthocereus tetragonus2: 41, 48; 9: 82-83; 10: 28; 16: 34, 36; 17: 13, 91,92; 20: 88, 101AcantholobiviaAcantholobivia [Echinopsis]................................................ 8: 91AcanthorhipsalisAcanthorhipsalis [Lepismium]............................................. 8: 92Acanthorhipsalis brevispina [Lepismium] .........5: 99; 13: 45, 76

Acanthorhipsalis crenata [Lepismium].............................. 13: 76Acanthorhipsalis incachacana [Lepismium]...................... 13: 76Acanthorhipsalis incahuasina [Lepismium monacanthum]13: 76; 18: 11Acanthorhipsalis houlletiana [Lepismium]........................ 13: 76Acanthorhipsalis micrantha [Lepismium].......................... 13: 76Acanthorhipsalis monacantha [Lepismium] ...................... 13: 76Acanthorhipsalis paranganiensis [Lepismium].5: 99; 13: 46, 76Acanthorhipsalis samaipatana [Lepismium monacanthum]13: 76; 18: 11AcharagmaAcharagma aguirreana.................................................... 4: 9, 10Acharagma roseana..................................................... 24: 76, 78AcrodonAcrodon..................... 14: 29-33; 21: 117-118; 27: 100, 108, 109Acrodon bellidiflorus ..............................14: 29-33; 27: 100, 109Acrodon deminutus sp.n....................................21: 116, 118-119Acrodon duplessiae [bellidiflorus]..................................... 14: 33Acrodon leptophyllus [subulatus] ...................................... 14: 34Acrodon parvifolius ......................................................14: 29-33Acrodon purpureostylus...............................17: 64; 21: 117, 118Acrodon quarcicola sp.n.........................................14: 29-34, 49Acrodon subulatus ..................................................14: 29-33, 34AdansoniaAdansonia ........................................................................ 27: 168Adansonia digitata........................17: 104, 106-107; 27: 19, 168Adansonia grandidieri ..................................................... 27: 168Adansonia gregorii .......................................................... 27: 168Adansonia perrieri........................................................... 27: 168Adansonia suarezensis..................................................... 27: 168AdeniaAdenia ...........................................................................20: 67-75Adenia ballyi ...................................................................... 27: 22Adenia digitata................................................................... 20: 73Adenia fruticosa ssp. fruticosa........................................... 20: 71Adenia fruticosa ssp. simplicifolia..................................... 20: 72Adenia fruticosa ssp. trifoliata........................................... 20: 72Adenia glauca .................................................................... 20: 71Adenia goetzei...............................................................24: 61-65Adenia gummifera.........................................................20: 74-77Adenia gummifera var. gummifera .................................... 20: 70Adenia hastata var. glandulifera........................................ 20: 70Adenia hastata var. hastata................................................ 20: 69Adenia natalensis............................................................... 20: 73Adenia pechuelii................................................................. 20: 68Adenia repanda.................................................................. 20: 69Adenia spinosa................................................................... 20: 68Adenia wilmsii.................................................................... 20: 73AdeniumAdenium boehmianum [obesum ssp.]............... 17: 105, 106, 108Adenium multiflorum [obesum var.] ................................ 27: 144Adenium obesum ssp. boehmianum ................. 17: 105, 106, 108

Adenium obesum var. multiflorum ................................... 27: 144AdromischusAdromischus hemisphaericus............................................. 16: 15Adromischus nanus ............................................................ 15: 45AeoniumAeonium aizoides [Aichryson ×aizoides]........................... 11: 94Aeonium arboreum........................................................... 5: 9, 13Aeonium arboreum fa. foliis purpureis n.inval.................. 11: 99Aeonium arboreum fa. foliis variegatis n.inval. ................ 11: 99Aeonium arboreum ‘Albovariegatum’............................. 5: 9, 13Aeonium ×burchardii [sedifolium × urbicum]........... 11: 99, 105Aeonium canariense var. palmense.................................. 11: 105Aeonium canariense var. subplanum ................................. 11: 99Aeonium domesticum [Aichryson ×aizoides]..................... 11: 94Aeonium gomerense................................................... 11: 99, 105Aeonium lancerottense............................................... 11: 99, 106Aeonium lindleyi var. viscatum.......................................... 10: 64Aeonium nobile .................................................... 11: 91, 99, 106Aeonium spathulatum......................................................... 11: 99Aeonium subplanum........................................................... 11: 99Aeonium valverdense ................................................. 11: 99, 106AgaveAgave................................................................25: 3; 27: 44, 122Agave molecular data................................................21: 121-125Agave subg. Agave............................................21: 122, 123-124Agave sect. Agave ............................................................ 21: 123Agave sect. Antillanae...................................................... 21: 124Agave sect. Applanatae.................................................... 21: 123Agave sect. Costaricensis................................................. 21: 124Agave sect. Deserticolae.................................................. 21: 123Agave group Guatemalenses.............................................. 22: 18Agave group Hiemiflorae................................................... 22: 18Agave sect. Parryanae ..................................................... 21: 124Agave sect. Umbelliflorae................................................ 21: 124Agave sect. Viviparae....................................................... 21: 124Agave subg. Littaea.................................................. 21: 122, 123Agave sect. Filiferae ........................................................ 21: 123Agave sect. Marginatae ................................................... 21: 123Agave sect. Parviflorae.................................................... 21: 123Agave sect. Polycephalae................................................. 21: 123Agave sect. Serrulatae ..................................................... 21: 123Agave sect. Striatae.......................................................... 21: 123Agave sect. Urceolatae .................................................... 21: 123Agave amaniensis............................................................. 21: 124Agave americana .....................................20: 6; 21: 123; 27: 165Agave americana var. americana .....25: 193-195; 26: 34, 35, 40Agave americana ‘Albomediopicta’................................ 21: 123Agave americana ‘Aureomarginata’................................ 21: 123Agave americana ‘Aureomediopicta’.............................. 21: 123Agave angustifolia var. angustifolia .................26: 34-35, 36, 40

Agave asperrima .............................................................. 21: 123Agave attenuata ...................................................19: 68; 21: 123Agave avellanidens .......................................................... 21: 123Agave bracteosa............................................................. 1: 29, 30Agave cantala................................................................... 21: 122Agave chrysantha............................................................. 21: 123Agave cocui........................................................................ 20: 45Agave colorata................................................................. 21: 123Agave costaricensis n.nud. [wercklei] ............................... 20: 46Agave decipiens ............................................................... 21: 124Agave deserti.................................................................... 21: 123Agave fernandi-regis [victoriae-reginae] ........ 21: 122, 123, 124Agave filifera.................................................................... 21: 123Agave fourcroydes ........................................................... 21: 124Agave gigantensis ............................................................ 21: 123Agave goldmaniana ......................................................... 21: 124Agave horrida .................................................................. 27: 126Agave hurteri ................................................................22: 15-20Agave kerchovei............................................................... 21: 123Agave lechuguilla.......................................21: 123, 124; 24: 112Agave lurida..................................................................... 21: 122Agave maculosa ................................................................... 1: 31Agave margaritae............................................................. 21: 123Agave mckelvyana............................................................ 21: 123Agave mitis var. albidior.................................................. 21: 123Agave neomexicana ......................................................... 21: 124Agave nickelsiae [victoriae-reginae] ............................... 21: 124Agave palmeri .................................................................. 21: 123Agave parryi..................................................................... 21: 122Agave parryi var. couesii ................................................. 21: 124Agave parryi var. parryi .................................................. 21: 124Agave parryi var. truncata............................................... 21: 124Agave parviflora (hartmanii)........................................... 21: 123Agave portoricensis ......................................................... 21: 124Agave potatorum.............................................................. 21: 124Agave pumila ........................................................... 21: 123, 124Agave salmiana................................................................ 27: 165Agave samalana [hurteri] .................................................. 22: 18Agave schottii........................................................... 21: 122, 123Agave sisalana ... 20: 6; 21: 124; 25: 193-195; 26: 34, 35, 37, 40Agave stricta ..........................................................20: 6; 21: 123Agave tequilana ............................................................... 21: 124Agave titanota .................................................................. 21: 123Agave toumeyana..................................................... 21: 122, 123Agave utahensis ....................................................... 21: 122, 123Agave utahensis var. eborispina ...................................... 21: 123Agave utahensis ssp. kaibabensis .................................... 21: 123Agave utahensis var. nevadensis...................................... 21: 123Agave victoriae-reginae........................................... 21: 123, 124Agave victoriae-reginae (fernandi-regis) ........ 21: 122, 123, 124

Agave vivipara .......................................................21: 124; 27: 8Agave vivipara var. vivipara...................... 26: 34, 37, 38, 39, 40Agave vivipara ‘Marginata’ ............................................. 21: 124Agave wercklei...................................... 20: 45-50; 26: 34, 39-40AichrysonAichryson ×aizoides comb.n. ............................................. 11: 94Aichryson ×aizoides var. aizoides...................................... 11: 94Aichryson ×aizoides var. domesticum comb.& stat.n. ....... 11: 94Aichryson ×aizoides var. domesticum ‘Variegatum’ ......... 11: 94Aichryson brevipetalum ..................................................... 11: 99Aichryson dichotomum fa. foliis purpureis n.inval............ 11: 99Aichryson ×domesticum [×aizoides var. domesticum]11: 94, 100, 105Aichryson ×domesticum var. aizoides n.illeg. [×aizoides var. domesticum] 11:100Aichryson ×domesticum fa. foliis variegatis n.illeg. [×aizoides var.domesticum ‘Variegatum’]............................................... 11: 100Aichryson mollii [Monanthes icterica] .............................. 10: 71Aichryson pulvinatum [tortuosum] .................................. 11: 106Aichryson tortuosum ................................................ 11: 100, 106AirampoaAirampoa albisaetacens..................................................... 13: 95Airampoa albisaetacens var. robustior.........................13: 95-96Airampoa aurata [microdisca] .......................13: 107; 14: 17-18Airampoa ayrampo .....................................13: 107; 16: 128-129Airampoa boliviensis ....................................................... 13: 114Airampoa cedergreniana ..........................................14: 105-106Airampoa chilensis.................................. 14: 107-108; 22: 60-61Airampoa corrugata14: 116, 136; 17: 117, 129-130; 19: 95; 20: 56; 21: 69;24: 94Airampoa corrugata ssp. brevispina [as Opuntia thus far]17: 129Airampoa erectoclada...................................................... 14: 142Airampoa ianthinantha .................................................... 17: 110Airampoa microdisca13: 107; 14: 101; 17: 120; 18: 128; 19: 104Airampoa minuscula ........................................................ 18: 129Airampoa orurensis ..................................................18: 138-140Airampoa picardoi.....................................18: 133, 137; 19: 101Airampoa soehrensii .....................................................21: 72-73Airampoa silvestris .......................................................... 18: 129Airampoa tilcarensis.......................................................... 22: 57Airampoa tilcarensis ‘Capillitas’ unest. ............................ 22: 57Airampoa tilcarensis ‘Fuchs’............................................. 22: 57Airampoa tilcarensis ‘Rubellispina’.................................. 22: 58AizoaceaeAizoaceae ................................ 22: 21-36; 26: 19-20; 27: 44, 122Aizoaceae evolution......................................................22: 32-34Aizoaceae nectaries.....................................................27: 69-120Aizoaceae subf. Aizooideae25: 185; 27: 70, 71, 73, 74-75, 77-78, 82, 110-111,118Aizoaceae subf. Mesembryanthemoideae27: 70, 71, 73, 74-75, 77, 84, 110-112, 115, 117-118

Aizoaceae subf. Ruschioideae25: 185; 27: 70, 71, 80, 110-113, 116-118Aizoaceae subf. Ruschioideae trib. Apatesieae25: 185; 27: 71, 91, 113, 117Aizoaceae subf. Ruschioideae trib. Dorotheantheae27: 71, 87, 113, 116-117Aizoaceae subf. Ruschioideae trib. Ruschieae27: 71, 73, 82, 87, 89, 91, 95,113, 117-118Aizoaceae subf. Sesuvioideae25: 185; 27: 70, 72, 73, 74-75, 77, 109-112, 118Aizoaceae subtr. Leipoldtiinae...............................24: 36; 26: 28Aizoaceae subtr. Mitrophyllinae ................. 11: 32-35; 15: 39-40Aizoaceae subtr. Nananthinae ........................................... 15: 38AizoanthemumAizoanthemum.................................................................. 27: 111AizoonAizoon .................................. 22: 33; 25: 185; 27: 74-75, 79, 111Aizoon sp............................................................................ 27: 82Aizoon canariese........................................25: 181, 184; 27: 111AkersiaAkersia [Cleistocactus] ........................................................ 8: 91AlluaudiaAlluaudia procera .............................................................. 27: 23AloeAloe ...................................................................20: 5-12; 27: 122Aloes of the World Project (AWP)...........................26: 121-128Aloe, pharmaceutical properties....................................... 23: 120Aloe sect. Aethiopicae.......................................................... 20: 8Aloe sect. Aloe...................................................................... 20: 7Aloe sect. Aloidendron......................................................... 20: 7Aloe sect. Aloinella .............................................................. 20: 8Aloe sect. Anguialoe............................................................. 20: 7Aloe sect. Arborescentes ...................................................... 20: 7Aloe sect. Aristatae .............................................................. 20: 7Aloe sect. Asperifoliae ......................................................... 20: 9Aloe sect. Cernua................................................................. 20: 8Aloe sect. Chabaudia ........................................................... 20: 8Aloe sect. Dracoaloe............................................................ 20: 7Aloe sect. Echinata............................................................... 20: 8Aloe sect. Fruticosae............................................................ 20: 8Aloe sect. Graminialoe....................................................... 24: 89Aloe sect. Haemanthifolia.................................................... 20: 7Aloe sect. Kumara................................................................ 20: 7Aloe sect. Latebracteatae.......................................20: 7; 26: 123Aloe sect. Leptoaloe.....................................19: 55; 20: 9; 21: 25Aloe sect. Lomatophyllum....................... 16: 92-97, 98-99; 20: 9Aloe sect. Longistylae .......................................................... 20: 7Aloe sect. Macrifoliae .......................................................... 20: 7Aloe sect. Monostachyae...................................................... 20: 8Aloe sect. Ortholophae......................................................... 20: 7Aloe sect. Pachydendron...................................................... 20: 7Aloe sect. Pachythamnos ..................................................... 20: 7Aloe sect. Paniculatae.......................................................... 20: 9Aloe sect. Pictae.........................................19: 55; 20: 9; 26: 123

Aloe sect. Pleurostachyae .................................................... 20: 8Aloe sect. Principales........................................................... 20: 7Aloe sect. Proliferae............................................................. 20: 7Aloe sect. Purpurascentes.................................................... 20: 7Aloe sect. Rhodacanthae...................................................... 20: 7Aloe sect. Sabaealoe ............................................................ 20: 8Aloe sect. Serrulatae ............................................................ 20: 8Aloe sect. Superpositae ........................................................ 20: 7Aloe sect. Suzannae.............................................................. 20: 8Aloe sect. Tropicalis............................................................. 20: 8Aloe sect. Verae ................................................................... 20: 7Aloe albopicta [camperi] ................................................... 21: 18Aloe albiflora ....................................................................... 20: 8Aloe abyssinica [camperi].................................................. 21: 18Aloe acutissima ......................................21: 53, 54; 27: 146, 152Aloe acutissima var. acutissima................................27: 150-151Aloe acutissima var. fiherenensis..................................... 27: 150Aloe acutissima var. isaloana .......................................... 27: 149Aloe albida......................................................................... 21: 26Aloe albovestita sp.n. ................................................1: 18, 20-21Aloe aldabrensis................................................................. 16: 97Aloe alooides........................................................................ 20: 7Aloe ammophila ................................................................... 20: 9Aloe amudatensis .......................................................1: 17; 20: 8Aloe andohahelensis [teissieri].................................27: 159-160Aloe andringitrensis..................................................... 24: 67, 69Aloe anivoranoensis comb.n................................ 16: 93, 97, 114Aloe antandroi ..................................................................... 20: 8Aloe antsingyensis........................................................ 16: 93, 97Aloe arborescens5: 8; 15: 67; 20: 7; 21: 19, 37; 27: 144, 165-167Aloe archeri ..............................................................24: 107-110Aloe argyrostachys sp.n......................................................17-20Aloe aristata......................................................................... 20: 7Aloe aristata var. parvifolia................................................. 20: 7Aloe ausana [variegata ‘Ausana’]..................................... 20: 11Aloe bakeri...............................................................20: 8; 21: 55Aloe barberae....................................................................... 20: 7Aloe belavenokensis........................................................... 16: 96Aloe bellatula....................................................................... 20: 8Aloe bellatula × Gasteria nitida var. armstrongii ........... 16: 115Aloe bellatula × Gasteria pillansii var. ernesti-ruschii ... 16: 115Aloe boiteaui ........................................................................ 20: 8Aloe bowiea.......................................................................... 20: 9Aloe bowiea × Gasteria carinata var. verrucosa............. 16: 116Aloe brevifolia...................................................................... 20: 7Aloe brevifolia × mitriformis [×nobilis]......................... 20: 9, 11Aloe bruynsii sp.n..........................................................21: 53-56Aloe calcairophila.........................................................25: 33-36Aloe cameronii..................................................................... 20: 8Aloe camperi .................................................................21: 17-20

Aloe capitata ............................................................20: 8; 24: 72Aloe capitata × Gasteria disticha .................................... 16: 116Aloe chabaudii ..................................................................... 20: 8Aloe charlotteae sp.n. ...................................................24: 67-69Aloe chortolirioides var. chortolirioides............................ 21: 26Aloe chortolirioides var. woolliana ................................... 21: 26Aloe ciliaris...................................................................... 20: 7, 9Aloe ciliaris var. ciliaris ...................................................... 20: 9Aloe ciliaris var. redacta.................................................20: 9-10Aloe ciliaris var. tidmarshii ............................................. 20: 7, 9Aloe ciliaris ‘Gigas’........................................................... 20: 10Aloe citrea...................................................... 16: 92, 95, 97, 100Aloe citrina sp.n...................................................1: 18, 21-22-23Aloe compressa .................................................................. 25: 17Aloe comptonii [mitriformis ssp.] .................................. 20: 7, 10Aloe cooperi ssp. cooperi................................................... 21: 26Aloe cooperi ssp. pulchra .................................................. 21: 26Aloe craibii sp.n............................................................21: 25-28Aloe cryptopoda.......................................................16: 92; 20: 7Aloe cryptopoda ‘Wickensii’ ............................................... 20: 7Aloe dawei...................................................................... 20: 8, 11Aloe debenorisana ............................................................. 13: 22Aloe decorsei................................................................ 24: 67, 69Aloe delphinensis ....................................................... 16: 99, 100Aloe deltoideodonta ................................................. 27: 146, 152Aloe deltoideodonta var. brevifolia.................................. 27: 147Aloe deltoideodonta var. candicans................................. 27: 148Aloe deltoideodonta var. fallax........................................ 27: 148Aloe deltoideodonta var. intermedia n.inval.27: 145-146, 149, 152Aloe descoingsii ................................................................... 20: 8Aloe (descoingsii × calcairophila) × (bellatula × rauhii) [‘Lizard Lips’] 20:9Aloe descoingsii var. augustina ........................................... 20: 8Aloe dichotoma ................................ 19: 69; 20: 7, 10; 23: 17-22Aloe dichotoma ssp.dichotoma .......................................... 20: 10Aloe dichotoma var. montana [dichotoma]...................23: 20-21Aloe dichotoma ssp.pillansii comb.n. [pillansii]20: 7, 10; 23: 18, 21Aloe dichotoma var. ramosissima [ramosissima]20: 7, 10; 23: 21Aloe dichotoma ssp. ramosissima comb.n. [ramosissima]20: 7, 10; 23: 21Aloe dinteri........................................................................... 20: 8Aloe distans [mitriformis var.] ....................................... 20: 7, 10Aloe dominella ................................................................... 21: 26Aloe dorotheae..................................................................... 20: 8Aloe dumetorum................................................................... 1: 17Aloe ecklonis ...................................................................... 21: 26Aloe elegans......................................................................... 20: 8Aloe erinacea ................................................................. 20: 8, 10Aloe eru [camperi] ............................................................. 21: 18Aloe ferox............................................................................. 20: 7Aloe fimbrialis............................................16: 110-111, 112-113

Aloe fleurentiniorum ............................................................ 20: 8Aloe forbesii........................................................20: 8; 23: 29-30Aloe gariepensis................................................................... 20: 7Aloe grisea sp.n.........................................................1: 18, 19-20Aloe glabrescens comb.& stat.n................................1: 18, 23-24Aloe glauca .......................................................................... 20: 8Aloe globuligemma .............................................................. 20: 7Aloe graminicola.................................................................. 1: 17Aloe greatheadii var. davyana ......................................19: 55-58Aloe haemanthifolia....................................................... 20: 7, 10Aloe haworthioides .............................................................. 20: 8Aloe hereroensis................................................................... 20: 9Aloe hlangapies.................................................................. 21: 26Aloe humilis ......................................................................... 20: 8Aloe inermis ......................................................................... 20: 7Aloe integra........................................................................ 21: 26Aloe intermedia (Perr.) Reyn. n.illeg. [newtonii]......27: 145-146Aloe jacksonii................................................................. 20: 8, 11Aloe jacksonii × fleurentiniorum ................................... 20: 9, 11Aloe jawiyon..................................................................23: 24-30Aloe jucunda ........................................................................ 20: 9Aloe jucunda × Gasteria batesiana ................................. 16: 116Aloe juvenna................................................................... 20: 8, 11Aloe kilifiensis...................................................................... 1: 17Aloe kniphofioides.............................................................. 21: 26Aloe krapohliana var. dumoulinii ........................................ 20: 8Aloe krausii ........................................................................ 21: 26Aloe lateritia ........................................................................ 1: 17Aloe linearifolia ................................................................... 20: 9Aloe lomatophylloides..............................................16: 97; 20: 9Aloe longistyla ..................................................................... 20: 7Aloe lucile-allorgeae sp.n. ........................... 16: 97, 98(HT), 100Aloe macloughlinii............................................................... 20: 8Aloe macra......................................................................... 16: 97Aloe macrocarpa............................................................ 1: 18, 19Aloe macrosiphon ................................................................ 20: 7Aloe maculata ...................................................................... 20: 9Aloe marlothii .................................................................... 11: 88Aloe marlothii ‘Spectabilis’ ................................................. 20: 7Aloe marlothii var. bicolor................................................... 20: 7Aloe melanacantha......................................................... 20: 8, 10Aloe meyeri ........................................................................ 13: 20Aloe microstigma ................................................................. 20: 7Aloe minima ....................................................................... 21: 26Aloe mitriformis ................................................................... 20: 7Aloe mitsioana sp.n.......................................................24: 69-72Aloe mitriformis ssp. comptonii comb.n. ........................... 20: 10Aloe mitriformis ssp. distans comb.n............................. 20: 7, 10Aloe mitriformis ssp. mitriformis ....................................... 20: 10Aloe montana [dichotoma]............................................23: 20-21

Aloe myriacantha............................................................... 21: 26Aloe namorokaensis comb.n. ..........................16: 94-95, 97, 114Aloe neosteudneri................................................... 25: 11, 14, 15Aloe newtonii sp.n..............................27: 145-146, 150-151, 152Aloe ngobitensis................................................................... 20: 7Aloe ×nobilis [brevifolia × mitriformis]......................... 20: 9, 11Aloe nubigena .................................................................... 21: 26Aloe occidentalis......................................................16: 96; 20: 9Aloe oligophylla................................................................. 16: 97Aloe orientalis.................................................................... 16: 96Aloe parvula......................................................................... 20: 8Aloe parvula × Gasteria nitida var. armstrongii ............. 16: 116Aloe pearsonii ...................................................................... 20: 7Aloe peckii...................................................................... 20: 9, 11Aloe peglerae ....................................................................... 20: 7Aloe pembana................................................................16: 96-97Aloe penduliflora ................................................................. 20: 8Aloe perryi ...................................... 20: 24, 25, 26-28; 23: 24-30Aloe petricola....................................................................... 20: 7Aloe peyrierasii.............................................................16: 95-96Aloe pillansii16: i, 1-3, 4-5, 6-8; 20: 7, 10; 21: 57-62; 23: 18, 21Aloe plicatilis ................................................................. 20: 7, 10Aloe pluridens ...................................................................... 20: 7Aloe polyphylla ...................................................20: 7; 25: 33-36Aloe prinslooi....................................................................... 20: 9Aloe propagulifera comb.n. ............................16: 93-94, 96, 114Aloe prostrata ....................................................16: 95, 97; 20: 9Aloe purpurea .................................................................... 16: 97Aloe rabaiensis................................................................. 27: 157Aloe ramosa [dichotoma]................................................... 23: 20Aloe ramosissima.................16: 7, 10; 20: 10; 21: 58; 23: 18, 21Aloe rauhii ........................................................................... 20: 8Aloe rauhii × Gasteria batesiana..................................... 16: 116Aloe rendilliorum sp.n. .............................................24: 107-110Aloe richardsiae............................................................. 20: 9, 11Aloe rigens ........................................................................... 1: 18Aloe rivierei ......................................................................... 20: 8Aloe rosea .................................................................... 16: 95, 97Aloe rufocincta [purpurea] ................................................ 16: 97Aloe saponaria [maculata] .................................................... 5: 7Aloe schilliana ....................................................... 16: 93, 94, 96Aloe scobinifolia .................................................................. 20: 8Aloe secundiflora ................................................................. 20: 7Aloe sinkatana...................................................................... 20: 8Aloe sladeniana.................................................................... 20: 8Aloe socialis....................................................................... 16: 96Aloe speciosa ....................................................................... 20: 7Aloe spicata L.f.................................................................... 20: 7Aloe spicata Baker non L.f. n.illeg. [camperi] .................. 21: 18Aloe squarrosa................................................................... 23: 29

Aloe steudneri ...................................25: 9-10(LT), 12-13, 14-15Aloe striata........................................................................... 20: 9Aloe subacutissima [newtonii] ..........................27: 145-146, 152Aloe suffulta ......................................................................... 20: 8Aloe suprafoliata.................................................................. 20: 7Aloe suzannae ...................................................................... 20: 8Aloe tenuior...................................................................... 20: 7, 9Aloe teissieri..............................................................27: 159-160Aloe tormentorii.....................................................16: 97; 24: 69Aloe trichosantha.......................................................1: 18; 20: 7Aloe tugenensis .........................................................24: 107-110Aloe ukambensis................................................................... 20: 8Aloe vanbalenii .................................................................... 20: 7Aloe variegata............................................................20: 8; 25: 2Aloe variegata ‘Ausana’ ................................................ 20: 8, 11Aloe variegata ‘Ausana’ × Gasteria batesiana ............... 16: 116Aloe variegata ‘Ausana’ × Gasteria brachyphylla.......... 16: 116Aloe variegata × Gasteria carinata var. verrucosa......... 16: 116Aloe variegata × Gasteria ‘Gyu-Zetu’ ............................ 16: 116Aloe variegata × Gasteria ‘Seiryuto’ .............................. 16: 116Aloe vera ................................................................20: 7; 27: 165Aloe verdoorniae.................................................................. 20: 8Aloe wrefordii ...................................................................... 20: 8Aloe yemenica ...................................................................... 20: 8Aloe ‘Lizard Lips’ [(descoingsii × calcairophila) × (bellatula × rauhii)] 20:9AloinopsisAloinopsis............................24: 2-3, 10, 14-19, 27, 29-30, 32-33Aloinopsis rosulata .............................................................. 24: 5Aloinopsis schoonesii..........24: 3-6, 9, 11, 13, 16, 18, 20, 29, 34AmorphophallusAmorphophallus titanum.................................................. 27: 123AmphiboliaAmphibolia.................................... 14: 34-35; 16: 44-45; 21: 113Amphibolia gydouwensis [Phiambolia incumbens]16: 45; 21: 112Amphibolia hallii [Phiambolia] .....................16: 45, 67; 21: 112Amphibolia hutchinsonii comb.n. .....................16: 45, 46-47, 50Amphibolia littlewoodii [Ruschia mutata].....16: 47, 68; 23: 104Amphibolia maritima [hutchinsonii].................................. 16: 46Amphibolia obscura sp.n. ................................ 16: 45, 46, 47, 50Amphibolia rupis-arcuatae comb.n.14: 34-35; 16: 45, 46, 47-48, 50Amphibolia saginata comb.n. .......................... 16: 45, 46, 48, 50Amphibolia stayneri [Phiambolia].................16: 48, 68; 21: 113Amphibolia succulenta comb.n........................ 16: 45, 46, 48, 51AnacampserosAnacampseros...........................................................12: 105-111Anacampseros subg./sect. Anacampseros........................ 12: 108Anacampseros subg./sect. Avonia.................................... 12: 111Anacampseros sect. Tuberosae [Grahamia].................... 12: 108Anacampseros affinis [lanceolata] .................................. 12: 110

Anacampseros albidiflora................................................ 12: 110Anacampseros albissima [Avonia]................................... 12: 111Anacampseros alstonii [Avonia quinaria ssp.] ........ 12: 111, 112Anacampseros alta [filamentosa ssp. namaquensis] ....... 12: 110Anacampseros angustifolia [lanceolata] ......................... 12: 110Anacampseros arachnoides ............................................. 12: 110Anacampseros arachnoides var. grandiflora [rufescens] 12: 110Anacampseros australiana [Grahamia] .................. 12: 108, 109Anacampseros avasmontana [Avonia albissima] ............ 12: 111Anacampseros baeseckii .................................................. 12: 110Anacampseros bayeriana................................................. 12: 110Anacampseros comptonii......................................... 12: 109, 110Anacampseros decipiens [Avonia rhodesica] .................. 12: 112Anacampseros densifolia [filamentosa ssp. tomentosa]..12: 110Anacampseros depauperata [arachnoides] ..................... 12: 110Anacampseros dielsiana .................................................. 12: 110Anacampseros dinteri [Avonia] ....................................... 12: 111Anacampseros filamentosa .............................................. 12: 110Anacampseros filamentosa ssp. filamentosa.................... 12: 110Anacampseros filamentosa ssp. namaquensis ................. 12: 110Anacampseros filamentosa ssp. tomentosa...................... 12: 110Anacampseros fissa [Avonia rhodesica].......................... 12: 112Anacampseros gracilis [arachnoides] ............................. 12: 110Anacampseros herreana [Avonia] ................................... 12: 111Anacampseros karasmontana [dielsiana]........................ 12: 110Anacampseros kurtzii [Grahamia]................................... 12: 108Anacampseros lanceolata ................................................ 12: 110Anacampseros lanceolata ssp. lanceolata ....................... 12: 110Anacampseros lanceolata ssp. nebrownii........................ 12: 110Anacampseros lanigera [filamentosa] ............................. 12: 110Anacampseros lubbersii [subnuda ssp.] .......................... 12: 110Anacampseros margarethae [filamentosa ssp. tomentosa]12: 110Anacampseros marlothii .......................................... 12: 110, 111Anacampseros meyeri [Avonia papyracea ssp. namaensis]12: 111Anacampseros namaquensis [filamentosa ssp.]............... 12: 110Anacampseros nebrownii [lanceolata ssp.] ..................... 12: 110Anacampseros neglecta [Avonia albissima] .................... 12: 111Anacampseros nitida [retusa].......................................... 12: 110Anacampseros ombonensis [Avonia dinteri] ................... 12: 111Anacampseros papyracea [Avonia] ................................. 12: 111Anacampseros papyracea ssp. namaensis [Avonia] ........ 12: 111Anacampseros paradoxa [filamentosa ssp. tomentosa]... 12: 110Anacampseros parviflora [baeseckii] .............................. 12: 110Anacampseros poellnitziana [filamentosa ssp. namaquensis]12: 110Anacampseros quinaria [Avonia] .................................... 12: 111Anacampseros quinaria var. schmidtii [Avonia albissima]12: 111Anacampseros recurvata [Avonia recurvata].................. 12: 112Anacampseros retusa....................................................... 12: 110Anacampseros rhodesica [Avonia] .................................. 12: 112Anacampseros rubens [arachnoides]............................... 12: 110

Anacampseros rubroviridis [arachnoides] ...................... 12: 110Anacampseros rufescens.................................................. 12: 110Anacampseros ruschii [Avonia]....................................... 12: 112Anacampseros schmidtii [Avonia albissima]................... 12: 111Anacampseros schoenlandii [arachnoides] ..................... 12: 110Anacampseros scopata..................................................... 12: 110Anacampseros starkiana [subnuda]................................. 12: 110Anacampseros subnuda ................................................... 12: 110Anacampseros subnuda ssp. subnuda.............................. 12: 110Anacampseros subnuda ssp. lubbersii ..................... 12: 110, 111Anacampseros telephiastrum.....................12: 110, 111; 27: 122Anacampseros tomentosa [filamentosa ssp.] ................... 12: 110Anacampseros truncata [retusa]...................................... 12: 110Anacampseros ustulata [Avonia] ..................................... 12: 112Anacampseros variabilis [Avonia papyracea ssp. namaensis]12: 111Anacampseros varians [telephiastrum] ........................... 12: 111Anacampseros vulcanensis [Grahamia] .......................... 12: 108Anacampseros wischkonii [Avonia dinteri] ..................... 12: 111AncistrocactusAncistrocactus [Sclerocactus].............................................. 8: 93Ancistrocactus brevihamatus [Sclerocactus]....................... 9: 91AngollumaAngolluma........................................................................ 8: 2, 20Angolluma decaisneana................................................. 8: 20, 22Angraecum sesquipedale ............................................................... 27: 60AnhaloniumAnhalonium sp. .................................................................... 3: 83Anhalonium elongatum ........................................................ 9: 83AnisocereusAnisocereus [Carnegiea] ..................................................... 8: 93AntegibbaeumAntegibbaeum .................................................................... 26: 29Antegibbaeum fissoides............................................ 27: 100, 109AntimimaAntimima........................................19: 121; 26: 29; 27: 100, 109Antimima aristulata comb.n......................................19: 121-123Antimima bina [viatorum]................................................ 21: 110Antimima hantamensis................................................. 16: 60, 62Antimima microphylla...................................................... 19: 121Antimima papillata............................................................. 26: 29Antimima virgata [Ruschia]............................................... 17: 71Antimima viatorum comb.n.............................................. 21: 110ApatesiaApatesia............................................................................ 25: 185ApocynaceaeApocynaceae subf. Asclepiadoideae, Stapelieae ............... 24: 66AporocactusAporocactus, annotated dictionary entry ...........4: 69; 8: 89, 101Aporocactus circumscription ..........................................7: 93-94Aporocactus etymology ....................................................... 7: 94

Aporocactus ser. Flagriformes............................................. 7: 93Aporocactus flagelliformis........... 5: 92; 7: 93-94; 15: 59; 17: 12Aporocactus martianus .........................................5: 92; 7: 93-94×Aporoheliocereus×Aporoheliocereus mallisonii [Disocactus] ........................ 9: 88ApteniaAptenia ............................................................................. 27: 112Aptenia cordifolia ................................................25: 181; 27: 79ApteranthesApteranthes (gen.)...........................................................8: 15-17Apteranthes burchardii ........... 5: 77-81; 8: 17; 22: 132, 135-136Apteranthes cylindrica [Echidnopsis cereiformis]................. 6: 8Apteranthes europea ................................... 5: 77-84; 8: 8, 16-17Apteranthes gussoneana [europea]..........................8: 16; 20: 15Apteranthes joannis ......................................................... 8: 6, 17Apteranthes tesselata [Echidnopsis cereiformis]................... 6: 8AreniferaArenifera ...........................................................14: 35-37; 24: 12Arenifera pillansii ........................................................ 14: 36, 37Arenifera pungens sp.n. ....................................14: 36, 37-38, 49Arenifera spinescens comb.n. .......................... 14: 36, 37, 38, 49Arenifera stylosa comb.n. ................................ 14: 36, 37, 38, 49ArequipaArequipa [infrag. Oreocereus]............................................. 8: 91Arequipa hempeliana [Cleistocactus].................................. 5: 93ArequipiopsisArequipiopsis [infrag. Oreocereus] ..................................... 8: 91ArgyrodermaArgyroderma22: 24, 26, 31, 32; 24: 2, 4, 9-11, 14-19, 21, 27, 29-34; 27: 90,99, 108Argyroderma congregatum....................................22: 32; 24: 32Argyroderma crateriforme22: 32; 24: 3-4, 7, 9-10, 17-19, 21, 32, 34Argyroderma delaetii22: 22-23, 26, 29, 32, 34, 35; 24: 3-5, 7, 9-10, 13, 17-19,21, 28, 31-32, 34Argyroderma fissum........................................................... 22: 32Argyroderma framesii........................................................ 22: 33Argyroderma patens........................................................... 22: 33Argyroderma pearsonii22: 22-23, 26, 29, 32, 33, 34, 35; 24: 31; 27: 100, 106,109Argyroderma subalbum ..................................................... 22: 33AridariaAridaria abbreviata [Phyllobolus]................................... 23: 103Aridaria congesta [Mesembryanthemum flavidum]........... 26: 31Aridaria herbertii [Phyllobolus abbreviatus] .................. 23: 103Aridaria oubergensis [Mesembryanthemum] .................... 26: 31Aridaria radicans [Mesembryanthemum rhizophorum] .... 26: 31AriocarpusAriocarpus.......................................................................... 27: 50Ariocarpus, annotated dictionary entry......................4: 74; 8: 93Ariocarpus subg. Aegopodothele......................................... 10: 1

Ariocarpus subg. Roseocactus............................................. 10: 1Ariocarpus bravoanus sp.n. ...........................................10: i, 1-4Ariocarpus elongatus........................................................... 9: 83Ariocarpus fissuratus var. fissuratus ....................7: 85-88; 10: 3Ariocarpus fissuratus var. hintonii var.n. .......................7: 84-88Ariocarpus fissuratus var. lloydii....................................7: 85-88Ariocarpus kotschoubeyanus ........................................24: 83-88Ariocarpus retusus........................................................10: 85-88Ariocarpus scapharostrus..........................................9: 83; 10: 3Ariocarpus trigonus var. elongatus ..................................... 9: 83AristanthusAristanthus n.nud. [Lampranthus] ..................................... 16: 67ArmatocereusArmatocereus, annotated dictionary entry .................4: 71; 8: 92Armatocereus stem anatomy.............................14: 68-81; 24: 80Armatocereus brevispinus.......................... 14: 68, 69, 72, 77, 80Armatocereus cartwrightianus...............9: 84; 14: 68, 69, 72, 80Armatocereus ghiesbreghtii................................................. 9: 84Armatocereus godingianus ..........................9: 84; 14: 69, 77, 80Armatocereus laetus........................................................9: 83-84Armatocereus matucanensis .........................9: 84; 14:68, 69, 80ArrojadoaArrojadoa........................................................................... 27: 39Arrojadoa, annotated dictionary entry.......................4: 71; 8: 90Arrojadoa circumscription........................6: 90-91; 7: 15, 34, 40Arrojadoa aureispina........................................................... 6: 93Arrojadoa canudosensis [rhodantha var.] ........................... 6: 90Arrojadoa dinae.................................................7: 19; 26: 12, 14Arrojadoa horstiana............................................................. 6: 93Arrojadoa marylanae [ΣArrojadoopsis]...................... 26: 12, 13Arrojadoa multiflora ssp. hofackeriana [Micranthocereus hofackerianus] 26:13-14Arrojadoa penicillata........................................................... 7: 19Arrojadoa polyantha comb.n.....................................5: 92; 9: 84Arrojadoa rhodantha ........................................15: 92, 94, 96-97Arrojadoa rhodantha var. canudosensis comb.& stat.n. ..... 6: 90Arrojadoa rhodantha var. theunisseniana comb.& stat.n.... 6: 90Arrojadoa theunisseniana [rhodantha var.] ........................ 6: 90ΣArrojadoopsisΣArrojadoopsis marylanae [Arrojadoa sp. Σ Coleocephalocereus sp.] 26:12, 13Artedia.............................................................................................. 25: 1ArthrocereusArthrocereus, annotated dictionary entry .......8: 91, 99-100, 103Arthrocereus citation & validity .........................9: 84-85; 10: 17Arthrocereus campos-portoi [glaziovii]............................... 9: 85Arthrocereus glaziovii comb.n............................................. 9: 85Arthrocereus itabiriticola [glaziovii]................................... 9: 85Arthrocereus microsphaericus [Schlumbergera microsphaerica] 9: 84-85;13: 76

AsparagaceaeAsparagaceae................................................................... 27: 153AsphodelusAsphodelus aestivus ......................................................27: 18-19AstridiaAstridia.........................................................26: 29; 27: 100, 109Astridia herrei [Pelecyphora].............................................. 15: 4Astridia maxima [Ruschia] ................................................ 17: 56AstrophytumAstrophytum, annotated dictionary entry ...................4: 74; 8: 93Astrophytum phylogeny ....................................................... 13: 7Astrophytum asterias ......................................................... 27: 63Astrophytum capricorne............................27: 130, 132, 134-136Astrophytum coahuilense................................................. 27: 144Astrophytum myriostigma ...............................................27: ii, ivAstrophytum ornatum...........................3: 82; 15: 61, 62; 27: 130Astrophytum sp..................................................................... 3: 83AustrocactusAustrocactus, annotated dictionary entry...................4: 73; 8: 91Austrocactus spiniflorus................... 13: 112; 14: 110; 21: 75-76AustrocephalocereusAustrocephalocereus, annotated dictionary entry....4: 71; 8: 104Austrocephalocereus circumscription......6: 91; 7: 16, 32, 34, 40Austrocephalocereus reclassification [Micranthocereus]8: 90; 9: 89Austrocephalocereus albicephalus ...................................... 6: 93Austrocephalocereus dolichospermaticus ........................... 6: 93Austrocephalocereus purpureus ....................6: 89; 7: 23, 33, 37AustrocylindropuntiaAustrocylindropuntia8: 88; 24: 95-96, 104; 26: 63; 27: 50, 54, 55, 56Austrocylindropuntia albiflora [Opuntia].......................... 13: 95Austrocylindropuntia blancii ........................................... 13: 114Austrocylindropuntia chuquisacana [vestita].................. 14: 109Austrocylindropuntia clavarioides [Maihueniopsis] ....... 14: 109Austrocylindropuntia clavarioides var. ruiz-lealii n.inval.[Maihueniopsisclavarioides] ........................................................14: 110; 20: 64Austrocylindropuntia colubrina [Opuntia]...................... 14: 112Austrocylindropuntia cylindrica ......13: 115; 14: 125; 17: 6, 116Austrocylindropuntia exaltata [subulata]14: 143; 24: 99, 101-102Austrocylindropuntia floccosa13: 106; 14: 117, 120, 125; 15: 106, 107; 16:130; 17: 116, 121-122; 18: 114; 19: 113; 20: 52, 54; 21: 69; 24: 95, 100-103[as penicilligera]Austrocylindropuntia haematacantha [verschaffeltii] ..... 16: 128Austrocylindropuntia humahuacana [shaferi]................. 16: 134Austrocylindropuntia hirschii .......................................... 16: 132Austrocylindropuntia hypsophila [verschaffeltii] ............ 16: 136Austrocylindropuntia inarmata [verschaffeltii]17: 114, 115(HT)Austrocylindropuntia intermedia [cylindrica] ...13: 115; 17: 116Austrocylindropuntia ipatiana [Opuntia salmiana]......... 17: 116Austrocylindropuntia lagopus comb.n.15: 106; 17: 120-121; 21: 87-88, 89, 90-92

Austrocylindropuntia lagopus fa. rauhii n.inval. [floccosa]20: 54Austrocylindropuntia maldonadensis [aurantiaca] ......... 18: 118Austrocylindropuntia malyana [lagopus] ............15: 106; 21: 89Austrocylindropuntia miquelii [Miqueliopuntia]............. 18: 129Austrocylindropuntia miquelii var. jilesii [Miqueliopuntia miquelii] 18: 130Austrocylindropuntia pachypus ........19: 92, 93; 24: 99, 101-102Austrocylindropuntia punta-caillan................................. 19: 114Austrocylindropuntia salmiana [Opuntia]......................... 21: 63Austrocylindropuntia salmiana var. albiflora [Opuntia]... 13: 95Austrocylindropuntia salmiana var. spegazzinii [Opuntia salmiana] 21:74Austrocylindropuntia schickendantzii [Opuntia]............... 21: 67Austrocylindropuntia shaferi16: 134; 21: 70-71; 23: 58-59; 24: 99-100, 102Austrocylindropuntia shaferi var. humahuacana [shaferi] 21: 71Austrocylindropuntia spegazzinii [Opuntia salmiana] ...... 21: 74Austrocylindropuntia steiniana [?] .................................... 21: 80Austrocylindropuntia subulata14: 143; 18: 119; 21: 69, 86; 27: 27Austrocylindropuntia tephrocactoides [yanganucensis]22: 55(NT)Austrocylindropuntia teres................................................. 22: 55Austrocylindropuntia verschaffeltii16: 128, 136; 17: 114, 115; 19: 110; 22: 68-69; 24: 96-97, 100, 101-102Austrocylindropuntia verschaffeltii var. hypsophila [verschaffeltii] 16: 136Austrocylindropuntia verschaffeltii var. longispina [verschaffeltii] 22:68(NT)-69(NT)Austrocylindropuntia vestita17: 116-117; 21: 127; 22: 69-70; 24: 100Austrocylindropuntia vestita var. intermedia [vestita] ...... 22: 70Austrocylindropuntia vestita var. major [vestita] ...... 22: 70(HT)Austrocylindropuntia vestita var. shaferi [shaferi]............ 21: 71Austrocylindropuntia weingartiana [shaferi] ...............23: 58-59Austrocylindropuntia yanganucensis...................17: 123; 23: 65AvoniaAvonia gen.n. ............................................................12: 106-112Avonia albissima.............................................................. 12: 111Avonia dinteri................................................................... 12: 111Avonia herreana............................................................... 12: 111Avonia papyracea ............................................................ 12: 111Avonia papyracea ssp. namaensis ................................... 12: 111Avonia papyracea ssp. papyracea ................................... 12: 111Avonia quinaria ............................................................... 12: 111Avonia quinaria ssp. alstonii comb.& stat.n.................... 12: 111Avonia quinaria ssp. quinaria.......................................... 12: 111Avonia recurvata comb.n......................................... 12: 111, 112Avonia recurvata ssp. minuta comb.n.............................. 12: 112Avonia recurvata ssp. recurvata...................................... 12: 112Avonia rhodesica comb.n......................................... 12: 111, 112Avonia ruschii comb.n. ............................................ 12: 111, 112Avonia ustulata comb.n. .......................................... 12: 111, 112AylosteraAylostera [infrag. Rebutia]................................................... 8: 91Aztekium

Aztekium, annotated dictionary entry..........4: 74; 8: 94, 102-103Aztekium ritteri.................................................24: 76, 78; 26: 14Aztekium hintonii ..............................................10: 26; 26: 14-15AzureocereusAzureocereus [Browningia] ................................................. 8: 92BackebergiaBackebergia [Pachycereus] .....................................8: 93; 27: 39Backebergia militaris [Pachycereus].......................5: 93; 27: 39BartschellaBartschella [Mammillaria] .................................................. 8: 94Bartschella schumannii [Mammillaria]...................5: 19; 24: 79BeaucarniaBeaucarnia recurvata .............................................. 21: 124, 125BeiseliaBeiselia mexicana .............................................................. 27: 23BergeranthusBergeranthus...................................................................... 27: 91Bergeranthus subg. Rhombophyllum [Rhombophyllum] ... 16: 80Bergeranthus rhomboideus [Rhombophyllum].................. 16: 84Bergeranthus scapiger..................................................... 27: 109BergerocactusBergerocactus, annotated dictionary entry ................4: 71; 8: 93Bergerocactus emoryi × Myrtillocactus cochal................... 12: 6Bergerocactus emoryi × Pachycereus pringlei.................... 12: 6BijliaBijlia........................................................................... 27: 89, 112Bijlia tugwelliae........................................... 27: 89, 98, 109, 116BinghamiaBinghamia n.illeg. [Espostoa].................8: 90-91; 25: 49, 60, 63Binghamia acrantha n.mend. [Haageocereus].................. 25: 61Binghamia climaxantha n.mend. [×Haagespostoa] ........ 25: 120Binghamia decumbens n.mend. [Haageocereus]............... 25: 73Binghamia melanostele Br.&R. non Cephalocereus melanostele Vaup.n.mend. [Haageocereus pseudomelanostele] ............ 25: 83, 121Binghamia multangularis n.mend. [Haageocereus pseudomelanostele] 25:83, 121BiochemistryAloe: plicataloside.....................................................24: 108-109Biography & portraitsAiton, William ..........................................................27: 121-122Aiton, William Townsend................................................ 27: 122Aloes of the World Project (AWP) 2007 delegates group portrait 26: 122Artedi, Petrus ....................................................................... 25: 1Attenborough, David............................................................. 16: iBaker, John Gilbert .......................................................... 27: 124Barnes, Eileen E......................................................11: 93, 95-99Beaufort, Duchess of.........................................................5: 1-10Berger, Alwin..................................................................... 19: 71Blackburne, John.........................................16: 14, 16-23; 21: 31Block, Agnes.................................................................... 27: 140

Bowie, James ................................................................... 27: 122Brown, Nicholas Edward................................................. 27: 124Burbank, Luther ............................................................... 15: 103Burman, Johannes.............................................................. 20: 85Bodley, Elise................................................................ 15: 68, 69Bolus, H. M. Louisa......................................................... 19: 124Bond, George ................................................................... 27: 122Bradley, Richard .........................................................1: 1-2; 5: 6Britton, Nathaniel Lord.................................................... 27: 125Bullock, Arthur Allman ................................................... 27: 125Bullock, William.................................................................. 2: 80Candolle, Augustin Pyramus De.......................12: 14; 15: 49-63Chiovenda, Emilio ........................................................22: 37-42Clifford, George................................................................... 25: 2Commelin, Caspar............................................................ 27: 139Commelin, Jan ................................................................. 27: 139Coulter, Thomas.................................................15: 48-54, 59-60Cronomeyer, Gustave ........................................................ 19: 71Darwin, Charles [with 1840 portrait]...............27: i, 1-12, 37, 60Dinter, Moritz Kurt ............................................................ 19: 71Donn, James..................................................................14: 20-21Duncanson, Thomas......................................................... 27: 122Echeverria y Godoy, Atanasio ..................................12: 8, 14-15Ehret, Georg......................................................................... 25: 2Ehrenberg, Carl August ......................................3: 67-68; 15: 60Euphorbos .......................................................................... 19: 13Fagon, Guy Crescent.....................................................20: 79-80Fairchild, Thomas .............................................................. 16: 26Gerrard, William Tyrer ...................................................... 17: 96Gillies, John ..................................................................... 27: 123Hamilton, Minerva [Mrs. Sherman Hoyt]................ 27: 125, 128Hanbury, Daniel............................................................19: 70-71Hanbury, Thomas..........................................................19: 67-74Haworth, Adrian Hardy ................................................... 27: 122Hill, John................................................. 11: 70-71; 27: 121-122Hooker, Joseph................................................................. 27: 124Hooker, William .......................................................27: 123-124Huydecooper, Johan......................................................... 27: 139Jacobs, Tom ....................................................................... 19: 16Jacquin, Nicholas Joseph ....................................................2: 1-8Juba II, King..................................................................19: 12-13Justice, James................................................................16: 25-30Juweel, Nicolaas .......................................................27: 140-143Karwinski, Baron de .......................................................... 15: 59Kychicus, Everhard................................................................ 5: 1Lamarck, J. B. de ............................................................... 20: 85Lau, Alfred B. .............................................................. 19: 75, 77Lindley, John.................................................................... 27: 122Linnaeus, Carl...................................................................25: 1-4L’Obel, Matthias de ........................................................... 14: 63

Mackay, James Townsend ................................................. 15: 52Masson, Francis ............................................................... 27: 122Medley Wood, John........................................................... 17: 97Mociño Suares Lasada, José Mariano.......................12: 8, 14-15Moninckx, Jan & Maria ................................................... 27: 139Morgan, Hugh...............................................................14: 63-65Page, Mary Maud............................................................. 19: 124Pena, Pierre ........................................................................ 14: 63Pieresc, Nicolas Claude Fabry de ...................................... 20: 85Plumier, Charles.................................2: 39-40; 20: 79-81, 84-86Praeger, Robert Lloyd...................................................11: 91-94Rauh, Werner ..................................................................... 25: 49Redouté, P. J. ....................................................................... 17: 4Roscoe, William........................................................... 21: 29, 31Rose, Joseph Nelson ........................................................ 27: 125Röver, Valerius .................................................27: 140, 142-143Rowley, Gordon D................................................................. 5: 2Russell, John [6th Duke of Bedford] ............................... 27: 122Sessé y Lacasta, Martin.............................................12: 8, 14-15Salm-Reifferscheid-Dyck, J. M. F. A. H. I.17: 1-6, 16-17, 20-21, 24-25; 27:122Schumann, Karl................................................................ 27: 124Shepherd, John................................................................... 21: 30Stuart, John [3rd Earl of Butte]........................................ 27: 121Surian, Joseph Donat ......................................................... 20: 80Taylor, Nigel P..................................................................... 9: 32Thuret, Gustave.................................................................. 19: 71Tournefort, Joseph Pitton de........................................ 20: 80, 85Vaillant, Sebastien ....................................................... 20: 79, 85Vicente de la Cerda, Juan de Dios ....................................... 12: 8Wallace, Alfred Russel ...................................................... 27: 60Ward-Hilhorst, Johanna Ellaphie..................................13: 18-24Watson, William .............................................................. 27: 124Wercklé, Carlos [Karl]....................................................... 20: 50Biometrics, computer software, & toolsArcView mapping software ............................................... 25: 47BioEstat 3.0 software....................................................... 25: 133ESRI ArcMap mapping software....................................... 25: 38Frailea: Number of species described ............................. 24: 116Hybridity tests...................................................................... 26: 4Melocactus: Discriminant analysis (DFA)....................23: 81-83Melocactus: Nonmetric multidimensional scaling (NMMS)20: 30-35; 23: 81-88Micranthocereus flower dimensions.................................. 24: 46Micranthocereus pollen vector frequency ......................... 24: 48Pilosocereus tuberculatus: floral visitor frequency......... 25: 136Pilosocereus tuberculatus: nectar vol./bat visit ratios ..... 25: 137Scanning Electron Microscopy.........................27: 130-131, 136Statistica (Statsoft)............................................................. 20: 30Statistical significance tests ............................................. 25: 133

Stenocereus thurberi: rate of fruit ripening ..................22: 77-83Taxo2Map mapping software .................................. 25: 146, 176Trichodiadema & allies: analysed by flatbed scanning23: 105-106BisnagaBisnaga [Ferocactus]........................................................... 8: 94Bisnaga [Ferocactus sect.]................................................... 2: 20Bisnaga cornigera [Ferocactus latispinus] ......................... 2: 26Bisnaga electracantha [Ferocactus histrix]......................... 2: 24Bisnaga flavovirens [Ferocactus]........................................ 2: 20Bisnaga hamatacantha [Ferocactus]................................... 2: 27Blackburnia.................................................................................... 16: 16BlossfeldiaBlossfeldia..............4: 73; 8: 92, 100, 103; 25: 7; 27: 50, 56, 144Blossfeldia liliputana .......................... 20: 3; 22: 9-14; 24: 73-82BolivicereusBolivicereus [Cleistocactus] ................................................ 8: 91Bolivicereus samaipatanus [Cleistocactus] ......................... 5: 92BonifaziaBonifazia [Disocactus]......................................................... 8: 89BorzicactellaBorzicactella [Cleistocactus]............................................... 8: 91BorzicactusBorzicactus [Cleistocactus] ................................................. 8: 91Borzicactus acanthurus [Cleistocactus] .............................. 5: 92Borzicactus fieldianus [Cleistocactus].....................5: 92; 27: 31Borzicactus samaipatanus [Cleistocactus] .......................... 5: 92BoucerosiaBoucerosia [subg. Caralluma]............................................. 8: 15Boucerosia acutangula [Desmidorchis retrospiciens]......... 8: 18Boucerosia adenensis [Desmidorchis].....................8: 18; 11: 58Boucerosia aucheriana [Caralluma] ...........8: 15, 18; 11: 53, 64Boucerosia awdeliana [Desmidorchis]................................ 8: 18Boucerosia campanulata [Caralluma] .........................8: 16(LT)Boucerosia cicatricosa [Caralluma].................................... 8: 20Boucerosia crenulata [Caralluma]...................................... 8: 16Boucerosia cylindrica [Echidnopsis cereiformis].................. 6: 8Boucerosia decaisneana [Angolluma] ..........................8: 22(LT)Boucerosia diffusa [Caralluma] ...................................8: 16(LT)Boucerosia edulis [Caralluma]............................................ 8: 14Boucerosia europea [Apteranthes] ....................................... 8:16Boucerosia forskalii n.illeg. [Caralluma quadrangula]7: 83; 8: 20Boucerosia gussoneana [Apteranthes europea] .................. 8: 16Boucerosia hutchinia [Caralluma indica] ........................... 8: 16Boucerosia incarnata [Quaqua] .......................................... 1: 39Boucerosia lasiantha [Caralluma] ...............................8: 16(LT)Boucerosia mammillaris [Quaqua]...................................... 1: 63Boucerosia maroccana [Apteranthes europea] ................... 8: 17Boucerosia munbyana [Caralluma]................... 5: 84; 8: 15(LT)Boucerosia munbyana var. hispanica [Caralluma munbyana]8: 15Boucerosia pauciflora [Caralluma]..............................8: 16(LT)

Boucerosia penicillata [Desmidorchis] ...................8: 19; 11: 63Boucerosia quadrangula [Caralluma]...........7: 83; 8: 20; 11: 63Boucerosia russeliana [Desmidorchis retrospiciens].......... 8: 18Boucerosia sinaica [Caralluma].......................................... 8: 14Boucerosia socotrana [Caralluma] ..................................... 8: 20Boucerosia stocksiana [Caralluma edulis].......................... 8: 14Boucerosia tombuctuensis [Desmidorchis retrospiciens].... 8: 18Boucerosia truncato-coronata [Caralluma]........................ 8: 16Boucerosia umbellata [Caralluma] ..................................... 8: 16BowieaBowiea sp........................................................................... 27: 19BrachycalyciumBrachycalycium [Gymnocalcyium]...................................... 8: 91BrachycereusBrachycereus, annotated dictionary entry..................4: 72; 8: 90Brachycereus nesioticus....................................................... 27: 4BrachystelmaBrachystelma in East Africa .........................................14: 94-98Brachystelma asmarense [lineare] .................................... 14: 96Brachystelma bagshawei [johnstonii]................................ 14: 96Brachystelma buchananii................................................... 14: 96Brachystelma discoideum ...............................................4: 32-33Brachystelma ellipticum [lineare]...................................... 14: 96Brachystelma festucifolium................................................ 14: 96Brachystelma floribundum................................................. 14: 96Brachystelma johnstonii..........................................14: 96, 97-98Brachystelma keniensis...................................................... 14: 96Brachystelma kituloense .................................................... 14: 96Brachystelma lancasteri......................................... 14: 94, 95, 96Brachystelma lanceolatum [johnstonii] ............................. 14: 96Brachystelma lineare ......................................................... 14: 96Brachystelma linearifolium [plocamoides]........................ 14: 96Brachystelma magicum [buchananii] ................................ 14: 96Brachystelma maritae ........................................................ 14: 96Brachystelma nauseosum [buchananii] ............................. 14: 96Brachystelma pellacibellum sp.n. ...........................14: 95, 97-98Brachystelma phyteumoides [lineare]................................ 14: 96Brachystelma plocamoides ................................................ 14: 96Brachystelma shirense [buchananii].................................. 14: 96Brachystelma tavala........................................................... 14: 96BrasilicactusBrasilicactus n.illeg. [Parodia]............................................ 8: 92BrasilicereusBrasilicereus, annotated dictionary entry .................... 8: 90, 100Brasilicereus, circumscription ....................................... 7: 17, 34Brasilicereus fruit morphology............................................ 7: 25Brasilicereus [Cereus subg.]................................................ 6: 87Brasilicereus breviflorus...................................................... 6: 87Brasilicereus markgrafii ...................................................... 6: 87Brasilicereus phaeacanthus.................................6: 87; 7: 18, 37

BrasiliopuntiaBrasiliopuntia ................................8: 88; 24: 96, 99, 102; 27: 55Brasiliopuntia argentina [brasiliensis]............................ 13: 102Brasiliopuntia bahiensis [brasiliensis] ............................ 13: 108Brasiliopuntia brasiliensis13: 100, 101, 102, 108, 116; 16: 132; 18: 135, 140;19: 94; 21: 68, 127; 24: 95, 99, 102Brasiliopuntia neoargentina [brasiliensis]...............18: 135(LT)Brasiliopuntia schulzii [brasiliensis] ................................. 21: 68Brasiliopuntia subacarpa [brasiliensis] ............................ 21: 83BrasiliparodiaBrasiliparodia, systematics.................................................. 4: 81BraunsiaBraunsia............................................................................. 26: 29Braunsia edentula [Ruschia].............................................. 17: 47Braunsia geminata............................................................. 17: 49BravocactusBravocactus [Turbinicarpus]............................................. 18: 57Bravocactus pseudomacrochele [Turbinicarpus].............. 18: 57BrianhuntleyaBrianhuntleya........................................................... 27: 100, 109Brianhuntleya intrusa ...................................................... 25: 181BrittoniaBrittonia davisii [Ferocactus hamatacanthus] .................... 2: 27BrownanthusBrownanthus .................................................21: 114-115; 27: 77Brownanthus glareicola................................................... 21: 115Brownanthus lignescens sp.n............................21: 114-115, 116BrowningiaBrowningia......................................................................... 24: 79Browningia, annotated dictionary entry.....................4: 71; 8: 92Browningia stem anatomy ............................................14: 68-81Browningia caineana comb.n. ............................................. 9: 85Browningia candelaris.......14: 68, 69, 70, 71, 74, 77, 80; 27: 44Browningia hertlingiana.......................................... 27: 130, 132Browningia riosaniensis × Espostoa superba ..................... 12: 5BryophyllumBryophyllum gracilipes comb.n......................................... 10: 84BuiningiaBuiningia [Coleocephalocereus] ......................................... 8: 90Buiningia [Coleocephalocereus subg.]................................ 6: 92Buiningia brevicylindrica [Coleocephalocereus]................ 6: 92Buiningia brevicylindrica var. brevicylindrica [Coleocephalocereus] 6:92Buiningia brevicylindrica var. elongata [Coleocephalocereus elongatus] 6:92Buiningia brevicylindrica var. longispina [Coleocephalocereus]6: 92BulbineBulbine canaliculata sp.n................................. 18: 33, 37, 39, 40Bulbine frutescens.................................................................. 5: 4Bulbine hallii...................................................................... 14: 86

Bulbine lamprophylla sp.n............................................14: 84-86Bulbine longifolia............................................................... 18: 34Bulbine muscicola sp.n. ..............................18: 31, 32, 36-37, 38Bulbine rupicola sp.n............................................. 18: 33, 35, 36Bulbine undulata sp.n. ............................... 18: 31, 32, 33, 34, 36Bulbine weisei .................................................................... 14: 86Buxus hildebrandtii.................................................................. 23: 25, 29Cacalia............................................................................................. 25: 2CactaceaeCactaceae.................................... 24: 40; 25: 45-46, 131; 26: 1-2Cactaceae subf. Blossfeldioideae ...................................... 27: 50Cactaceae subf. Cactoideae8: 87-88, 89-94, 105; 24: 75, 104; 25: 107; 27: 42,50, 56, 134, 136-137Cactaceae subf. Maihuenioideae.............24: 75; 25: 107; 27: 50Cactaceae subf. Opuntioideae8: 88; 24: 75, 81, 93-106; 25: 107; 26: 63; 27:42, 49-58, 134, 136Cactaceae subf. Pereskioideae ........8: 86, 88. 98; 24: 75; 27: 50Cactaceae trib. Austrocylindropuntieae ............................ 27: 49Cactaceae trib. Browningieae 8: 105; 14: 66-81; 25: 46; 27: 135Cactaceae trib. Cacteae...........8: 105; 24: 81; 27: 132, 135, 137Cactaceae trib. Cereeae......... 8: 105; 14: 66-81; 25: 46; 27: 135Cactaceae trib. Cylindropuntieae ...................................... 27: 49Cactaceae trib. Echinocereeae .......................................... 8: 105Cactaceae trib. Hylocereeae.............................................. 8: 105Cactaceae trib. Notocacteae8: 105; 22: 9-11; 24: 75, 81; 27: 132, 135Cactaceae trib. Opuntieae ................................................. 27: 49Cactaceae trib. Pachycereeae..............................8: 105; 27: 135Cactaceae trib. Pterocacteae............................................. 27: 49Cactaceae trib. Rhipsalideae ............ 8: 105; 13: 43-79; 18: 2-30Cactaceae trib. Tephrocacteae ..............................26: 63; 27: 49Cactaceae trib. Trichocereeae22: 9-11; 25: 46, 109; 27: 132, 135Centre of origin................................................................ 25: 107Classification................................................. 4: 65-78; 8: 85-107Hybrids..............................................................................12: 2-7Hybrid comparia ...............................................................12: 4-6Cacteae......................................................................................... 27: 123CactusCactus Br.&R. non L. [Melocactus] .................................... 8: 90Cactus L. n.rej.[Mammillaria]...........8: 94; 11: 71, 73, 74; 25: 2Cactus [infrag.] Opuntia Linnaeus .................................... 13: 89Cactus abnormis ‘Monstrosus’ [Cereus jamacaru ‘Monstrosus’] 17: 8, 10Cactus ackermannii [Disocactus]........................................ 9: 87Cactus alatus [Rhipsalis pachyptera] .......................... 13: 61, 76Cactus albispinus [Pilosocereus polygonus] ........... 17: 8, 14, 17Cactus ambiguus n.nud. [?] ............................................... 13: 98Cactus amoenus [Melocactus intortus]................................ 9: 75Cactus antonii [intortus]...................................................... 9: 78Cactus arboreus [Opuntia brasiliensis].... 13: 100(LT), 101(LT)Cactus atrovirens [Pilosocereus polygonus] ................. 17: 8, 14Cactus aurantiacus [Opuntia].......................................... 13: 107

Cactus ayrampo [Airampoa].................................... 13: 107(NT)Cactus berteri [Eriosyce subgibbosa].......................13: 112(LT)Cactus bicolor [Thelocactus setispinus] .............................. 5: 59Cactus bolivianus n.mend. [Cumulopuntia pentlandii] ... 13: 114Cactus bonaerensis [Opuntia elata] ................................ 13: 114Cactus ×bonplandii [ficus-indica × soederstromiana].... 13: 115Cactus brasiliensis [Brasiliopuntia] ................................ 13: 116Cactus broadwayi [Melocactus] ...................9: 78; 20: 86-87, 95Cactus bulbispinus n.mend. [Grusonia] .......................... 13: 117Cactus caesius [Melocactus curvispinus ssp. caesius] ........ 9: 75Cactus canescens [Mammillaria elegans] ....................... 13: 120Cactus caripensis [Rhipsalis baccifera?]........................... 13: 76Cactus chinensis [Opuntia ficus-indica].......................... 14: 108Cactus clavatus n.mend. [Grusonia] ............................... 14: 110Cactus cochenillifer [Opuntia] .........................14: 111, 127(LT)Cactus columnaris n.nud. [Mammillaria elegans]12: 13, 31; 13: 120Cactus compressus n.illeg. [Opuntia ficus-indica].......... 14: 112Cactus conoideus [Neolloydia]............................................ 4: 12Cactus cornigerus [Ferocactus latispinus].................. 12: 13, 30Cactus coronatus n.nud. [Mammillaria elegans] ........ 12: 13, 31Cactus corrugatus n.mend. [Airampoa] .......................... 14: 116Cactus crenulatus [Pilosocereus royenii]...................... 17: 8, 11Cactus crispatus [Echinofossulocactus] ...................... 12: 13, 27Cactus cruciformis [Lepismium].................................13: 47(LT)Cactus curassavicus [Opuntia]............................14: 121; 15: 98Cactus cylindricus Lam. [Austrocylindropuntia]14: 125; 17: 6, 8Cactus cylindricus James non Lam. [Cylindropuntia arborescens] 14: 125Cactus cylindricus Vell. non Lam. [Rhipsalis grandiflora]13: 76Cactus densispinus [Mammillaria]...................................... 2: 66Cactus dillenii [Opuntia] .............................14: 133; 20: 91, 118Cactus divaricatus [Harrisia]2: 42; 20: 90(LT), 110-111(LT), 113Cactus eburneus [Stenocereus griseus] ......................... 17: 8, 10Cactus eburneus ‘Monstrosus’ [Stenocereus griseus]17: 8, 10, 17Cactus echinocactoides [Neolloydia conoidea]................... 4: 13Cactus echinocarpus n.mend. [Cylindropuntia].............. 14: 137Cactus elatior [Opuntia].................................................. 14: 140Cactus elongatus [Opuntia ficus-indica] ......................... 14: 140Cactus emoryi n.mend. [Grusonia emoryi]...............14: 140-141Cactus erinaceus [Parodia] ................................................. 5: 93Cactus eschanzieri [Mammillaria] ...................................... 2: 74Cactus fasciculatus [Rhipsalis baccifera]...................... 17: 9, 19Cactus ferox [Consolea moniliformis]............................... 15: 99Cactus ferox Nutt. non Willd. n.illeg. [Opuntia polyacantha]15: 99; 19: 104-105Cactus ficus [ficus-indica] ................................................. 15: 99Cactus ficus-indica [Opuntia]...................................15: 100-101Cactus fimbriatus [Stenocereus].................................... 2: 40, 42Cactus flagelliformis [Disocactus] ...................................... 9: 87Cactus flavescens [Mammillaria] ........................................ 2: 77Cactus flavispinus [Pilosocereus lanuginosus] ............. 17: 8, 11

Cactus foliosus n.illeg. [Opuntia pusilla] ........................ 15: 107Cactus fragilis [Opuntia] ................................................. 15: 108Cactus funalis [Rhipsalis grandiflora]............................... 13: 76Cactus gabbii [Mammillaria brandegeei] ........................... 2: 79Cactus glomeratus [Mammillaria prolifera]2: 40, 81; 20: 87(LT)-88, 99(LT)Cactus grandiflorus [Selenicereus]17: 9, 19; 20: 88, 100; 27: 21Cactus grandiflorus typification [Selenicereus] .............7: 95-96Cactus grandiflorus (Pfeiff.) Kuntze non L. [Neolloydia conoidea] 4: 13Cactus harlowii [Melocactus].............................................. 9: 78Cactus helicteres [unidentified Mammillaria]............. 12: 13, 31Cactus hernandezii [Opuntia tomentosa] ........................ 16: 130Cactus histrix [Stenocereus] ................................................ 2: 40Cactus horridus n.illeg. [Opuntia tuna]........................... 16: 133Cactus humifusus [Opuntia] ............................................ 16: 134Cactus humilis Haw. [Opuntia dillenii]........................... 16: 135Cactus humilis Lag. non Haw. n.illeg. [Opuntia pusilla] 16: 135Cactus humilis Steud. non Haw. n.nud. [Opuntia humifusa?]16: 135Cactus ×hybridus [Disocactus]............................................ 9: 88Cactus imbricatus [Cylindropuntia] ................................ 17: 111Cactus indicus [Opuntia monacantha] ............................ 17: 115Cactus intortus [Melocactus].............................9: 78; 20: 87, 96Cactus latispinus [Ferocactus] ............................................ 2: 26Cactus linkii [Parodia ottonis var. tortuosa] ....................... 5: 93Cactus lyratus [Hatiora salicornioides] ............................ 13: 76Cactus macracanthos [Melocactus]................................9: 77-78Cactus mammillaris ...........................2: 40, 46; 3: 59; 20: 87, 98Cactus maxonii [Melocactus curvispinus]........................... 9: 71Cactus melocactus [Melocactus caroli-linnaei] .... 9: 71, 78(NT)Cactus melocactus var. communis [intortus]....................... 9: 78Cactus mesacanthus [Opuntia humifusa] ........................ 18: 121Cactus micracanthos n.nud. [Cereus jamacaru] ............. 17: 7, 8Cactus micranthus [Rhipsalis]..................................... 13: 62, 76Cactus microdasys [Opuntia] .......................................... 18: 124Cactus microthele [Mammillaria]........................................ 3: 63Cactus monacanthos [Opuntia] ....................................... 18: 131Cactus moniliformis [Consolea]2: 41; 18: 132; 20: 88(LT), 99, 90-91, 114-115Cactus multangularis Willd. [Haageocereus pseudomelanostele] 17: 9, 15;25: 49, 83, 121Cactus multangularis n.nud. [Ferocactus hystrix] ...... 12: 13, 29Cactus nanus (Candolle) Steudel non HBK n.illeg. [Opuntia humifusa] 18:134Cactus nanus HBK [Opuntia pubescens] ............18: 134; 19: 98Cactus niger [Pilosocereus royenii] .............................. 17: 8, 14Cactus nigricans [Opuntia elatior].................................. 18: 136Cactus nobilis [Ferocactus latispinus] ................................ 2: 26Cactus nudus n.nud. [unidentified]................12: 13, 31; 13: 120Cactus oaxacensis [Melocactus curvispinus] ...................... 9: 71Cactus obtusipetalus [Melocactus curvispinus]................... 9: 71Cactus obvalatus [Echinofossulocactus] ..................... 12: 13, 28

Cactus opuntia [Opuntia vulgaris = ficus-indica]13: 89; 14: 112; 18: 138; 22:73, 74(HT, LT), 75Cactus opuntia var. inermis [Opuntia stricta] ................. 17: 115Cactus opuntia var. nanus [Opuntia humifusa]18: 134(ET); 22: 75Cactus opuntia var. pereskia [Pereskia aculeata] ........... 18: 138Cactus opuntia var. phyllanthus [Epiphyllum phyllanthus]18: 138Cactus opuntia var. polyanthos [Opuntia tuna]....... 19: 110, 111Cactus opuntia var. spinosissimus [Consolea] .................. 21: 76Cactus opuntia var. tuna [Opuntia tuna] ........................... 22: 61Cactus opuntia var. vulgaris [Opuntia humifusa].....18: 134(ET)Cactus ottonis [Parodia]........................................5: 93; 18: 140Cactus ovatus n.nud. [Tephrocactus aoracanthus].......... 13: 104Cactus ovoides n.nud. [Maihueniopsis ovata] ................. 18: 140Cactus palmeri [Mammillaria neopalmeri]......................... 4: 41Cactus paniculatus [Leptocereus]2: 42; 9: 89; 20: 89-90(LT), 107-108(LT)Cactus paradoxus [Brasiliopuntia brasiliensis] ................ 19: 94Cactus parasiticus nom.rej.prop.................................. 13: 73, 76Cactus parasiticus L. [Vanilla claviculata]....................... 20: 92Cactus parasiticus DC [Rhipsalis baccifera] ....17: 9, 19; 20: 92Cactus parryi n.mend. [Cylindropuntia californica var.].. 19: 95Cactus pendulus [Rhipsalis baccifera] .......................... 17: 9, 19Cactus pentagonus [Acanthocereus tetragonus] ........... 17: 9, 15Cactus pentlandii n.mend. [Cumulopuntia]....................... 19: 96Cactus pereskia [Pereskia aculeata] ................................. 20: 86Cactus peruvianus DC non L.[Cereus hexagonus]............ 10: 19Cactus peruvianus Salm non L. [Cereus jamacaru]........ 17: 7, 8Cactus phyllanthoides [Disocactus] .................................... 9: 88Cactus pitajaya [Dendrocereus undulosus]......................... 2: 41Cactus polyanthos [Opuntia tuna]........................... 19: 110, 111Cactus polygonus [Pilosocereus]............. 2: 42; 20: 90, 109(LT)Cactus portulacifolius [Pereskia] ....................2: 43; 20: 91, 116Cactus pringlei [Mammillaria fuscata] ............................... 4: 54Cactus prismaticus [Hylocereus triangularis]............... 17: 9, 19Cactus proliferus [Mammillaria]......................................... 4: 54Cactus pseudococcinellifer [Opuntia elatior].................. 19: 112Cactus pseudo-tuna [Opuntia ?] ...................................... 19: 113Cactus pubescens n.mend. [Opuntia] .............................. 19: 113Cactus pusillus Haw. [Opuntia]....................................... 19: 114Cactus pusillus Salm non Haw. [Maihueniopsis glomerata]17: 6, 8, 13Cactus recurvus [Ferocactus latispinus] ............................. 2: 26Cactus repandus [Cereus].............................10: 18-19; 17: 8, 10Cactus royenii [Pilosocereus].................................... 20: 91, 117Cactus salicornioides [Hatiora] ........................................ 13: 76Cactus salvador [Melocactus curvispinus].......................... 9: 71Cactus scopa [Parodia] ....................................................... 5: 93Cactus senilis [Cephalocereus].......................................... 17: 12Cactus serpentinus [Peniocereus]........................5: 93; 17: 9, 15Cactus setispinus [Mammillaria]......................................... 5: 21Cactus smithii [Melocactus] ................................................ 9: 60Cactus speciosus [Disocactus].......................9: 87; 17: 9, 16, 22

Cactus speciosus Bonpl. non Cav. n.illeg. [Disocactus phyllanthoides] 21:73Cactus spinosissimus [Consolea]....................................... 21: 76Cactus strictus [Opuntia]........................................... 21: 81(NT)Cactus subcrenulatus n.nud. [Pilosocereus lanuginosus]17: 8, 11, 13Cactus subinermis Steud. n.nud. [Opuntia cochinellifera] 21: 83Cactus subquadriflorus n.inval. [Cylindropuntia rosea]12: 21(HT); 20: 61; 21:84Cactus sulphureus n.nud. [Opuntia] .................................. 21: 86Cactus teres [Rhipsalis] ........................................13: 64(LT), 76Cactus testudinis-crus n.nud. [Consolea moniliformis]..... 22: 56Cactus tetragonus L. [Acanthocereus] ...................... 20: 88, 101Cactus tetragonus Salm non L. n.illeg. [Cereus hexagonus]17: 7, 8Cactus tomentosus [Opuntia]............................................. 22: 58Cactus tomentosus hort ex Salm non Opuntia tomentosa Salm n.nud.[Neobuxbaumia polylopha?].................................... 17: 9, 16, 23Cactus townsendii [Melocactus peruvianus] ....................... 9: 66Cactus triacanthos [Opuntia] ............................................ 22: 59Cactus triangularis [Hylocereus] ........................................ 2: 41Cactus triangularis Salm non L. [Hylocereus undatus] 17: 9, 15Cactus triangularis var. pictus [Hylocereus undatus ‘Picta’]17: 9, 12, 18Cactus triqueter [Hylocereus triangularis] .......13: 76; 17: 9, 19Cactus truncatus [Schlumbergera] ..................13: 76; 17: 13, 16Cactus tuberculatus [Opuntia elata?]................................ 22: 60Cactus tuberosus n.nud. [Pterocactus] .............................. 14: 18Cactus tuna [Opuntia]........................................... 22: 61(LT)-62Cactus tuna var. elatior [Opuntia elatior] ....................... 14: 140Cactus tuna var. flava [Opuntia tuna] ............................... 22: 61Cactus tuna var. maximus [Opuntia ficus-indica] ........... 18: 119Cactus tuna var. nigricans [Opuntia elatior]................... 18: 136Cactus tuna-elatior n.nud. [Opuntia elatior]..................... 22: 62Cactus tuna-major n.nud. [Opuntia ficus-indica].............. 22: 62Cactus tunicatus [Cylindropuntia]................................22: 62-63Cactus urumbeba [Opuntia monacantha].......................... 22: 66Cactus viviparus [Escobaria] ............................................ 17: 21Cactus xanthacanthos [Pilosocereus royenii] ......... 17: 8, 11, 13Cactus zehntneri [Melocactus] ............................................ 9: 45CalibanusCalibanus hookeri.....................................1: 25-32; 21: 124, 125CalymmanthiumCalymmanthium, annotated dictionary entry .............4: 69; 8: 92Calymmanthium substerile................................................. 27: 30CamassiaCamassia cusickii............................................................. 21: 125CarallumaCaralluma, generic review................................................8: 1-32Caralluma (gen.).........................................................8: 9, 10-11Caralluma subg. Boucerosia comb.& stat.n.........8: 3, 10, 15-16Caralluma subg. Caralluma ...................................... 8: 3, 10, 11Caralluma subg. Desmidorchis comb.& stat.n.....8: 3, 10, 19-20

Caralluma subg. Duvaliandra ............................................... 8: 3Caralluma subg. Urmalcala subg.n......................8: 3, 10-11, 15Caralluma sect. Caralluma.................................................. 8: 11Caralluma sect. Lalacruma ................................................. 8: 11Caralluma ser. Flaccidiflorae.............................................. 8: 11Caralluma subsect. Priogonium .......................................... 8: 11Caralluma aaronis [Apteranthes europea].......................... 8: 17Caralluma abayensis [Pachycymbium] ............................... 8: 23Caralluma acutangula [Desmidorchis] ........................... 8: 8; 18Caralluma acutiloba [Quaqua]............................................ 1: 44Caralluma adenensis [Desmidorchis]8: 18; 11: 54, 55, 57, 58-59, 64, 65, 69Caralluma adscendens........................................8: 11; 10: 95-96Caralluma adscendens var. adscendens .............................. 8: 11Caralluma adscendens var. attenuata.................................. 8: 11Caralluma adscendens var. carinata ............................8: 11(LT)Caralluma adscendens var. fimbriata.................................. 8: 11Caralluma adscendens var. geniculata.........................8: 11(LT)Caralluma adscendens var. gracilis .............................8: 11(LT)Caralluma affinis [Apteranthes europea] .....................8: 17(LT)Caralluma anemoniflora [Duvalia] ..................................... 8: 29Caralluma arabica [Desmidorchis]8: 18, 27; 11: 53, 54, 57, 58, 60, 61-62, 64,65, 66, 69Caralluma arabica × C. penicillata................. 11: 63, 65, 66, 69Caralluma arachnoidea...........................................8: 12; 27: 23Caralluma arachnoidea var. arachnoidea........................... 8: 12Caralluma arachnoidea ssp. arachnoidea............................. 8: 8Caralluma arachnoidea ssp. breviloba................................ 8: 12Caralluma arachnoidea var. breviloba................................ 8: 12Caralluma arenicola [Quaqua armata ssp.]........................ 1: 67Caralluma arida.......................................................1: 77; 12: 98Caralluma armata [Quaqua] ............................................... 1: 66Caralluma attenuata [adscendens var.]........................8: 11(LT)Caralluma aucheriana.................................8: 18; 11: 53, 64, 66Caralluma aurea [Quaqua incarnata ssp. aurea] ............... 1: 43Caralluma ausana [Quaqua incarnata]............................... 1: 39Caralluma awdeliana [Desmidorchis]................................. 8: 18Caralluma bhupinderiana.................................................... 8: 11Caralluma bredae [Pachycymbium miscellum].........4: 38; 8: 28Caralluma bredae var. thomallae [Pachycymbium miscellum]4: 38; 8: 28Caralluma burchardii [Apteranthes]5: 77-81; 8: 17; 22: 132, 135-136Caralluma burchardii var. burchardii [Apteranthes].......... 8: 17Caralluma burchardii var. maura [Apteranthes]................. 8: 17Caralluma burchardii var. maura fa. grandiflora [Apteranthes burchardii var.maura].................................................................................. 8: 17Caralluma burchardii var. maura fa. sordida [Apteranthes burchardii var.maura].................................................................................. 8: 17Caralluma burchardii var. maura fa. viridis [Apteranthes burchardii var.maura].................................................................................. 8: 17Caralluma burchardii var. purpurascens [Apteranthes burchardii] 8: 17Caralluma burchardii var. sventenii [Apteranthes burchardii]8: 17(LT)

Caralluma campanulata [umbellata]................................... 8: 16Caralluma carnosa [Pachycymbium] .................................. 8: 28Caralluma cicatricosa .......................................8: 20, 26; 11: 64Caralluma circes [Pachycymbium]...................................... 8: 22Caralluma codonoides [Desmidorchis speciosa] ................ 8: 19Caralluma commutata [Angolluma] .............................8: 23(LT)Caralluma commutata ssp. hesperidum [Angolluma decaisneana] 8: 22Caralluma compta [Piaranthus]........................................ 12: 71Caralluma confusa [Apteranthes europea].......................... 8: 17Caralluma congestiflora ...................................................... 8: 12Caralluma corrugata [socotrana] ....................................... 8: 20Caralluma crenulata.....................................................8: 16(LT)Caralluma dalzielii ..................................................8: 11; 10: 95Caralluma decaisneana [Angolluma].................................. 8: 22Caralluma decora [Piaranthus]......................................... 12: 74Caralluma deflersiana [Pachycymbium] ............................. 8: 22Caralluma denboefii [Pachycymbium] ................................ 8: 22Caralluma dependens [Quaqua parviflora ssp.] ................. 1: 49Caralluma dicapuae............................................................. 8: 14Caralluma dicapuae ssp. dicapuae...................................... 8: 14Caralluma dicapuae var. seticorona [dicapuae] ................. 8: 14Caralluma dicapuae ssp. turneri [turneri] .......................... 8: 13Caralluma dicapuae ssp. ukambensis.................................. 8: 14Caralluma diffusa ................................................................ 8: 16Caralluma dioscoridis [Duvaliandra] ................................. 8: 29Caralluma distincta [Pachycymbium] ................................. 8: 22Caralluma dodsoniana [Pseudolithos] ...............8: 27, 29-31, 38Caralluma dodsoniana [pro Echidnopsis × Pseudolithos allopolyploid] 8:38Caralluma dolichocarpa...................................................... 8: 20Caralluma dummeri [Pachycymbium]................................. 8: 22Caralluma edithae [Desmidorchis] ........................... 8: 8, 19, 32Caralluma edulis................................. 7: 66-68; 8: 14; 11: 53-54Caralluma edwardsiae stat.n. .............................................. 8: 13Caralluma elata [priogonium]............................................. 8: 12Caralluma ericeta [Quaqua parviflora ssp. gracilis].......... 1: 49Caralluma europea [Apteranthes]5: 77-84; 8: 8, 16-17; 20: 14, 15,16Caralluma europea var. affinis [Apteranthes europea]....... 8: 17Caralluma europea var. affinis fa. parviflora [Apteranthes europea] 8:17Caralluma europea var. confusa [Apteranthes europea] .... 8: 17Caralluma europea ssp. gussoneana [Apteranthes europea]8: 16Caralluma europea ssp. gussoneana var. decipiens [Apteranthes europea] 8:17Caralluma europea ssp. gussoneana var. tristis [Apteranthes europea] 8:17Caralluma europea var. marmaricensis [Apteranthes europea]8: 17Caralluma europea ssp./var. maroccana [Apteranthes europea]8: 17Caralluma europea ssp. maroccana var. albotigrina [Apteranthes europea].............................................................................................. 8: 17

Caralluma europea ssp. maroccana var. barrueliana [Apteranthes europea].............................................................................................. 8: 17Caralluma europea ssp. maroccana var. decipiens [Apteranthes europea] 8:17Caralluma europea ssp. maroccana var. gottefossei [Apteranthes europea] 8:17Caralluma europea ssp. maroccana var. micrantha [Apteranthes europea] 8:17Caralluma europea var. judaica [Apteranthes europea]..... 8: 17Caralluma europea var. schmuckiana [Apteranthes europea]8: 17Caralluma europea var. simonis [Apteranthes europea]..... 8: 17Caralluma fimbriata [adscendens var.] ........................8: 11(LT)Caralluma flava [Desmidorchis]8: 19; 11: 52, 56, 57, 59-61, 65, 66, 69Caralluma foetida [Desmidorchis] ...................................... 8: 19Caralluma fosteri [Pachycymbium keithii].......................... 8: 28Caralluma foulcheri-delboscii [hexagona]5: 87, 89; 8: 17; 11: 63Caralluma foulcheri-delboscii var. greenbergiana [hexagona] 5: 87, 89 8:17; 11: 63Caralluma framesii [Quaqua].............................................. 1: 43Caralluma furta ................................................................... 8: 14Caralluma geminata [Piaranthus]..................................... 12: 80Caralluma gemugofana [Pachycymbium] ........................... 8: 23Caralluma gracilipes ........................................................... 8: 13Caralluma gracilipes ssp. arachnoidea [arachnoidea]....... 8: 12Caralluma gracilipes ssp. edwardsiae [edwardsiae]........... 8: 13Caralluma gracilis [Quaqua parviflora ssp.] ...............1: 49(LT)Caralluma hesperidum [Angolluma decaisneana] .............. 8: 22Caralluma hexagona....5: 87-90; 8: 17-18; 11: 54, 57, 62-63, 66Caralluma hexagona var. septentrionalis [hexagona]5: 87, 89; 8: 18; 11: 62-63Caralluma hirtiflora [Desmidorchis retrospiciens]............. 8: 18Caralluma hottentotorum [Quaqua incarnata] ............. 1: 35, 39Caralluma hottentotorum var. major [Quaqua incarnata]..1: 39Caralluma hottentotorum var. minor [Quaqua incarnata]..1: 39Caralluma hottentotorum var. tubata [Quaqua incarnata].1: 39Caralluma huernioides [Pachycymbium] ............................ 8: 22Caralluma incarnata [Quaqua] ........................................... 1: 39Caralluma incarnata var. alba [Quaqua incarnata] ........... 1: 39Caralluma indica ................................................................. 8: 16Caralluma intermedia.....................................................1: 75-77Caralluma inversa [Quaqua]............................................... 1: 53Caralluma joannis [Apteranthes] .................................... 8: 6, 17Caralluma kalmbacheriana [Desmidorchis adenensis]8: 18; 11: 58-59Caralluma keithii [Pachycymbium] ..................................... 8: 28Caralluma kochii [Pachycymbium] ..................................... 8: 21Caralluma lasiantha [umbellata]......................................... 8: 16Caralluma lavrani [Desmidorchis]...................................... 8: 20Caralluma linearis [Quaqua] .............................................. 1: 71Caralluma longidens [edulis] .............................................. 8: 14Caralluma longicuspis [Pachycymbium]............................. 8: 28

Caralluma longiflora sp.n.........................................8: 12, 13-14Caralluma lugardii [Pachycymbium] .................................. 8: 28Caralluma luntii [Pachycymbium]..................................... 11: 64Caralluma mammillaris [Quaqua] ...................................... 1: 63Caralluma maris-mortui [sinaica]....................................... 8: 14Caralluma marlothii [Quaqua]............................................ 1: 60Caralluma marlothii var. viridis [Quaqua marlothii]...1: 60(LT)Caralluma maroccana [Apteranthes europea] .................... 8: 17Caralluma mireillae............................................................. 8: 14Caralluma mogadoxensis [priogonium] .............................. 8: 12Caralluma moniliformis................................................... 8: 8, 11Caralluma montana [Echidnopsis]...................................... 6: 32Caralluma mouretii [edulis] ................................................ 8: 14Caralluma multiflora [Quaqua]........................................... 1: 68Caralluma munbyana............................ 5: 77-80, 84-86; 8: 5, 15Caralluma negevensis [Apteranthes europea]..................... 8: 17Caralluma nilagiriana ......................................................... 8: 16Caralluma ortholoba [Quaqua acutiloba]........................... 1: 44Caralluma oxydonta [Desmidorchis speciosa].................... 8: 19Caralluma parviflora [Quaqua] .......................................... 1: 46Caralluma pauciflora........................................................... 8: 16Caralluma peckii.................................................................. 8: 14Caralluma penicillata [Desmidorchis]6: 46; 8: 19; 11: 52, 57, 63, 65, 66, 69Caralluma penicillata var. robusta [Desmidorchis penicillata]8: 19; 11: 63Caralluma peschii..................................................8: 14; 17: 105Caralluma petraea [Desmidorchis awdeliana] ................... 8: 19Caralluma piaranthoides [Pachycymbium schweinfurthii].8: 23Caralluma pillansii [Quaqua] ............................................. 1: 69Caralluma plurifasciculata n.nud. [congestiflora] .............. 8: 12Caralluma plicatiloba [tuberculata]..........................4: 36; 8: 15Caralluma priogonium......................................................... 8: 12Caralluma procumbens.................................................8: 16(LT)Caralluma pruinosa [Quaqua] ............................................ 1: 74Caralluma pruinosa var. nigra [Quaqua].....................1: 74(LT)Caralluma punctata [Piaranthus]...................................... 12: 94Caralluma quadrangula7: 80, 81, 82-83; 8: 6, 20, 27; 11: 54, 57, 63-64, 65,67-69Caralluma ramosa [Quaqua]............................................... 1: 74Caralluma rauhii [Caralluma adenensis]..... 8: 18-19; 11: 58-59Caralluma reflexa [Quaqua parviflora ssp. dependens]1: 49(LT)Caralluma retrospiciens [Desmidorchis] ............................ 8: 18Caralluma retrospiciens var. acutangula [Desmidorchis retrospiciens] 8:18Caralluma retrospiciens var. glabra [Desmidorchis retrospiciens] 8: 18Caralluma retrospiciens var. hirtiflora [Desmidorchis retrospiciens] 8:18Caralluma retrospiciens var. laxiflora [Desmidorchis retrospiciens] 8:18Caralluma retrospiciens ssp./var. tombuctuensis [Desmidorchis retrospiciens].............................................................................................. 8: 18

Caralluma rivae [socotrana] ...................................8: 20; 22: 41Caralluma robusta [Desmidorchis penicillata].......8: 19; 11: 63Caralluma rogersii [Pachycymbium] .................................. 8: 28Caralluma rosengrenii [socotrana] ..................................... 8: 20Caralluma russeliana [Desmidorchis retrospiciens]........... 8: 18Caralluma sacculata [Pachycymbium]............................ 8: 8, 21Caralluma sarkariae.......................................................8: 11-12Caralluma schweickerdtii [Pachycymbium keithii]............. 8: 28Caralluma schweinfurthii [Pachycymbium] ........................ 8: 23Caralluma scutellata [Echidnopsis] .................................... 6: 16Caralluma serrulata [Piaranthus decorus] ....................... 12: 74Caralluma shadhbana [hexagona] ..........5: 87, 89; 8: 18; 11: 63Caralluma shadhbana var. barhana [hexagona]5: 87, 90; 8: 18; 11: 63Caralluma simonis [Apteranthes europea].......................... 8: 17Caralluma simulans [Quaqua marlothii]............................. 1: 60Caralluma sinaica............................................................ 8: 4, 14Caralluma sinaica var. baradii............................................ 8: 14Caralluma sinaica var. sinaica............................................ 8: 14Caralluma socotrana ................................................. 8: 8; 20, 32Caralluma solenophora ....................................................... 8: 18Caralluma somalica [Desmidorchis]................................... 8: 19Caralluma speciosa [Desmidorchis].................................... 8: 19Caralluma sprengeri [Pachycymbium]................................ 8: 22Caralluma sprengeri ssp. foetida [Pachycymbium]............. 8: 23Caralluma sprengeri ssp. laticorona [Pachycymbium]....... 8: 23Caralluma sprengeri ssp. ogadensis [Pachycymbium]........ 8: 23Caralluma staintonii .......................................7: 63-66; 8: 15, 27Caralluma stalagmifera....................................................... 8: 12Caralluma subulata ............. 7: 81, 82, 83(LT); 8: 11; 10: 95, 96Caralluma swanepoelii [Quaqua parviflora ssp.] ............... 1: 50Caralluma tombuctuensis [Desmidorchis retrospiciens]..... 8: 18Caralluma torta [Rhytidocaulon] ........................................ 8: 29Caralluma tuberculata....................................4: 33-37; 8: 15, 26Caralluma tubiformis [Pachycymbium]............................... 8: 21Caralluma turneri ................................................................ 8: 13Caralluma truncato-coronata.............................................. 8: 16Caralluma umbellata ........................................................... 8: 16Caralluma venenosa [Angolluma decaisneana] .................. 8: 22Caralluma vibratilis [Pachycymbium]................................. 8: 22Caralluma villetii [Quaqua inversa].................................... 1: 53Caralluma virescens [Quaqua parviflora].............. 1: 46-47(LT)Caralluma vittata [edulis].................................................... 8: 14Caralluma wilfriedii n.nud. [Quaqua acutiloba]................. 1: 44Caralluma wilsonii [Pachycymbium] .................................. 8: 22Caralluma winkleriana [Quaqua mammillaris] .................. 1: 63CarnegieaCarnegiea, annotated dictionary entry.......................4: 71; 8: 93Carnegiea circumscription................................................... 9: 85Carnegiea gigantea........................................23: 118; 27: 62, 63Carnegiea polylopha comb.n. [Neobuxbaumia]6: 100; 15: 60, 61

CarpobrotusCarpobrotus ....................................................................... 26: 51CarruanthusCarruanthus ............................................................... 27: 91, 116Carruanthus ringens ..........................................25: 181; 27: 109CaryophyllaceaeCaryophyllaceae .............................................................. 27: 111CaryophyllalesCaryophyllales .......................................25: 46; 27: 70, 118, 144CaryotophoraCaryotophora skiatophytoides......................................... 25: 185CassytaCassyta baccifera [Rhipsalis] ................................13: 63; 20: 92Cedrus libani.................................................................................. 16: 18CephalocereusCephalocereus, annotated dictionary entry........4: 71; 8: 93, 103Cephalocereus columna-trajani......................................... 27: 39Cephalocereus columna-trajani × Neobuxbaumia tetetzo. 26: 10Cephalocereus deeringii [Pilosocereus polygonus] .......... 14: 57Cephalocereus delaetii [Echinocereus longisetus var.]....... 6: 79Cephalocereus keyensis [Pilosocereus polygonus] ........... 14: 57Cephalocereus leutzelbergii [Stephanocereus].................... 9: 91Cephalocereus melanostele [Espostoa] ....................... 25: 49, 83Cephalocereus monoclonos [Pilosocereus royenii]............. 2: 43Cephalocereus polyanthus [Micranthocereus]..........5: 92; 6: 91Cephalocereus polygonus [Pilosocereus]...................... 2: 42, 56Cephalocereus purpureus [Micranthocereus] ..................... 6: 91Cephalocereus royenii [Pilosocereus]........................... 2: 43, 62Cephalocereus russelianus [Cereus] ................................. 10: 20Cehalocereus senilis ............................................17: 12; 27: 123Cephalocereus smithianus [Praecereus] ........................... 6: 100CephalocleistocactusCephalocleistocactus [Cleistocactus] .................................. 8: 91CephalophyllumCephalophyllum ............................................................... 27: 115Cephalophyllum regale............................................ 27: 100, 109Cephalophyllum parvibracteatum .............25: 181; 27: 100, 109Cephalophyllum validum [Ruschia vetovalida].....16: 85; 17: 71CerariaCeraria............................................................................... 27: 44Ceraria pygmaea comb.n................................................... 14: 82CereeaeCereeae: Brazilian .......................................... 6: 85-99; 7: 13-40Cereeae, tribe circumscription........................................7: 14-15Cereeae, tribe cladistics..................... 7: 20-22, 24-25, 27-32, 34CereusCereus, annotated dictionary entry ............................4: 70; 8: 90Cereus circumscription .................................7: 17, 34; 10: 17-18Cereus earliest description........................................... 11: 71, 73Cereus stem anatomy....................................................14: 68-81

Cereus subg. Brasilicereus comb.& stat.n.................6: 87; 7: 17Cereus subg. Cereus ............................................................ 6: 86Cereus subg. Ebneria comb.n......................6: 100; 7: 17; 10: 20Cereus subg. Mirabella comb.& stat.n. ............................. 10: 25Cereus subg. Oblongicarpi stat.n....................................... 10: 18Cereus acanthurus [Cleistocactus]...................................... 5: 92Cereus acifer [Echinocereus polyacanthus var. densus] ..... 6: 83Cereus acinaciformis [Echinocereus sp.] ...................... 3: 84, 86Cereus acranthus [Haageocereus] ........................ 25: 49, 61, 63Cereus adelmarii comb.n..................................................... 6: 86Cereus aethiops............................................................ 27: 8, 123Cereus alacriportanus var. bageanus comb.& stat.n. ......... 6: 86Cereus alatus [Rhipsalis pachyptera]................................ 13: 76Cereus albicaulis ...........9: 85; 10: 24, 25; 15: 88, 89, 90, 94, 96Cereus albispinus [Pilosocereus polygonus]................. 17: 8, 13Cereus alticostatus comb.n.................................................. 6: 86Cereus amecamensis [Disocactus speciosus fa. amecamensis] 9: 87Cereus anisacanthus [Isolatocereus dumortieri].....3: 87; 15: 61Cereus anisacanthus var. ortholophus [Isolatocereus dumortieri] 15: 61Cereus anisacanthus var. subspiralis [Isolatocereus dumortieri]15: 61Cereus articulatus [Opuntia articulata] ................5: 93; 13: 103Cereus bradtianus [Grusonia] ......................................... 13: 115Cereus caesius ......................................................... 3: 83, 84, 91Cereus calcirupicola............................................................ 7: 18Cereus calcirupicola var. cabralensis comb.& stat.n.......... 6: 86Cereus calcirupicola var. cipoensis comb.& stat.n. ............ 6: 86Cereus californicus [Cylindropuntia]..................14: 102; 21: 70Cereus calvescens [?]......................................................... 15: 61Cereus campinensis var. piedadensis comb.& stat.n.6: 86, 87, 89Cereus candicans [Echinopsis]..................................5: 92; 6: 86Cereus chosicensis [Haageocereus pseudomelanostele]25: 82(NT)Cereus cinerascens [Echinocereus].......3: 84, 86; 15: 53, 60, 61Cereus cinerascens var. crassior [Echinocereus cinerascens]15: 61Cereus cinerascens var. tenuior [Echinocereus cinerascens]15: 61Cereus cinnabarinus [Disocactus]....................................... 9: 87Cereus clavarioides n.nud. [Maihueniopsis] ................... 14: 109Cereus crassisepalus [Cipocereus]...................................... 9: 86Cereus crenulatus [Pilosocereus royenii]...................... 17: 8, 13Cereus coccineus [Selenicereus setaceus]........................... 7: 92Cereus conicus [Neobuxbaumia euphorbioides] ................. 3: 83Cereus cruciformis [Lepismium]........................................ 13: 76Cereus cylindricus [Austrocylindropuntia]...................... 14: 125Cereus damazioi [Arthrocereus glaziovii]..........9: 84-85; 10: 17Cereus dayamii .................................................................... 18: 5Cereus decumbens [Haageocereus]....................... 25: 49, 73, 77Cereus diffusus [Cereus]........................................14: 70; 16: 36Cereus divaricatus [Harrisia].............................................. 2: 42Cereus eburneus [Stenocereus griseus]......................... 17: 8, 10Cereus eburneus ‘Monstrosus’ [Stenocereus griseus]... 17: 8, 10Cereus ehrenbergii [Echinocereus cinerascens var.] .......... 3: 85

Cereus fascicularis [Weberbauerocereus]......................... 25: 73Cereus fernambucensis .......................................7: 18; 17: 86-93Cereus fimbriatus [Stenocereus]..........................2: 42; 17: 8, 10Cereus flagelliformis [Aporocactus].................................... 3: 87Cereus flavispinus [Pilosocereus lanuginosus] ............. 17: 8, 13Cereus flavispinus var. angularis [Pilosocereus lanuginosus]17: 13Cereus fluminensis [Coleocephalocereus]........................... 6: 91Cereus fricii [russelianus].................................................. 10: 20Cereus gemmatus Ehrenb. non Pfeiff. [Pachycereus marginatus] 3: 84, 87Cereus geometrizans [Myrtillocactus]............... 3: 83, 84, 86, 91Cereus giganteus [Carnegiea] ......................................... 23: 118Cereus glaucus Ehrenb. non SD. [Pilosocereus?]......... 3: 87, 91Cereus glaziovii [Arthrocereus]........................................... 9: 85Cereus goiasensis comb.n.................................................... 6: 86Cereus grandispinus [Stenocereus fimbriatus].................... 2: 42Cereus guatemalensis [Peniocereus hirschtianus] .............. 9: 90Cereus haageanus comb.n................................................... 9: 85Cereus hankeanus ...............................................10: 21-22; 18: 5Cereus hexagonus ....10: 17, 19; 14: 68, 69, 70, 72, 77, 80; 17: 7Cereus hildmannianus ...............................17: 13, 91, 92; 24: 49Cereus hirschtianus [Peniocereus]...................................... 9: 90Cereus horrispinus..................................................10: 20, 21-23Cereus huitcholensis [Echinocereus polyacanthus var.]6: 82(LT)Cereus hystrix [Pilosocereus polygonus]........................... 17: 13Cereus ianthothele [Lepismium]................5: 99; 13: 45(NT), 76Cereus imbricatus [Cylindropuntia]................................ 17: 111Cereus jamacaru Salm non L.15: 85, 88, 89, 90, 94, 96; 17: 7, 91Cereus kroenleinii.............................................................. 16: 36Cereus lanosus comb.n. ....................................................... 6: 86Cereus leeanus [Echinocereus polyacanthus] ..................... 6: 83Cereus leptacanthus [Echinocereus pentalophus]............. 15: 53Cereus leptophis [Disocactus flagelliformis]15: 53, 54, 58(HT), 59, 61Cereus leutzelbergii [Stephanocereus] .................6: 88-89; 9: 91Cereus limensis [Haageocereus] ..................25: 49, 63, 121-122Cereus lumbricoides [Lepismium] .............5: 99; 13: 47(NT), 76Cereus maelenii [Thelocactus leucacanthus] ..........5: 62; 18: 63Cereus margaritensis [Cereus repandus] .....................10: 18-19Cereus margaritensis var./ssp. micracanthus [Cereus repandus]10: 18-19Cereus marginatus [Pachycereus]...............3: 84, 87; 15: 60, 61Cereus maritimus...........................6: 100; 14: 70, 72, 80; 16: 36Cereus markgrafii comb.n. [Brasilicereus] ................... 6: 87, 93Cereus martianus [Disocactus]............................................ 9: 88Cereus ×mallisonii [Disocactus] ......................................... 9: 88Cereus micracanthus [jamacaru] ...................................... 15: 61Cereus micranthus [Lepismium]........................5: 99; 13: 46, 76Cereus microsphaericus [Schlumbergera]9: 84-85; 13: 75(NT), 76Cereus militaris [Pachycereus]............................................ 5: 93Cereus mirabella nom.n......................................9: 85-86; 10: 21Cereus moniliformis [Consolea]...................................... 18: 132Cereus monoclonos [Pilosocereus royenii]2: 43; 20: 91, 117(LT)

Cereus mortensenii comb.n. ...............................9: 85; 10: 21-22Cereus multangularis [Haageocereus pseudomelanostele]25: 83, 84, 121Cereus myosurus n.rej. [Lepismium cruciforme]............... 13: 76Cereus neonesioticus comb.n............................................... 6: 86Cereus neonesioticus var. interior comb.n. ......................... 6: 86Cereus neumannii [Peniocereus hirschtianus] .................... 9: 90Cereus niger [Pilosocereus royenii] .............................. 17: 8, 13Cereus obtusangulus [Schlumbergera microsphaerica].... 13: 76Cereus orcuttii [×Pacherocactus]........................................ 12: 2Cereus ovatus [Tephrocactus aoracanthus] ......13: 104; 18: 140Cereus paniculatus [Leptocereus] ....................................... 2: 42Cereus parvulus [Schlumbergera microsphaerica?] ......... 13: 76Cereus paulensis [Leocereus]...................................... 10: 25, 27Cereus pentalophus [Echinocereus] ..................3: 85; 15: 60, 61Cereus pentalophus var. radicans [Echinocereus pentalophus]15: 61Cereus pentalophus var. simplex [Echinocereus pentalophus]15: 61Cereus pentalophus var. subarticulatus [Echinocereus pentalophus] 15:61(NT)Cereus phaeacanthus [Brasilicereus].................................. 6: 87Cereus phaeacanthus var. breviflorus comb.& stat.n. [Brasilicereus] 6:87Cereus phyllanthus [Epiphyllum] ............................ 17: 9, 12, 16Cereus platinospinus [Haageocereus]........................25: 80(LT)Cereus platycarpus [Rhipsalis pachyptera?]..................... 13: 73Cereus plumieri [Hylocereus]............2: 41, 50(HT); 20: 89, 104Cereus polygonus [Pilosocereus] ........................................ 2: 42Cereus polylophus [Carnegiea] .......3: 84, 88; 6: 100; 15: 60, 61Cereus propinquus [Echinocereus pentalophus]........... 3: 84, 85Cereus pseudomelanostele [Haageocereus]... 25: 49, 82(LT)-84Cereus pseudomelanostele var. laredensis [Haageocereus pseudomelanostele].................................................................................... 25: 82(NT)Cereus pterocaulis n.inval. [Rhipsalis paradoxa] ............. 13: 76Cereus pugioniferus [Myrtillocactus geometrizans]............ 3: 86Cereus quadrangularis [Acanthocereus pentagonus] ......... 2: 41Cereus quadrangulispinus [Myrtillocactus geometrizans]..3: 86Cereus ramulosus [Pseudorhipsalis] .......................9: 90; 13: 76Cereus repandus .................. 10: 18-19, 21; 14: 68; 17: 8, 10, 13Cereus rhombeus [Rhipsalis ?] .................................... 13: 73, 76Cereus rhodanthus [Arrojadoa]........................................... 6: 90Cereus russelianus........................................... 10: 18, 19, 20, 21Cereus russellianus [Schlumbergera]................................ 13: 76Cereus saddianus comb.n. ................................................... 6: 86Cereus schottii [Pachycereus] ............................................. 5: 93Cereus senilis [Cephalocereus] ........................................... 3: 84Cereus sericeus n.nud. [Maihueniopsis clavarioides] ....... 21: 70Cereus sericifer comb.n....................................................... 6: 86Cereus serpentinus [Peniocereus serpentinus].................... 3: 87Cereus serruliflorus [Harrisia divaricata]2: 42; 20: 90, 113(NT)Cereus setaceus [Selenicereus]............................................ 7: 91Cereus setosus [Lepismium cruciforme]............................ 13: 76

Cereus sextonianus [Cleistocactus] ..................................... 9: 86Cereus smithianus..................................................14: 80; 16: 36Cereus speciosissimus (Phyllocactus multiflorus)......... 27: 6, 10Cereus spegazzinii .....................6: 100; 10: 20; 16: 34, 36; 18: 5Cereus spinulosus [Selenicereus] ................................ 15: 60, 62Cereus squamulosus n.rej. [Lepismium cruciforme].......... 13: 76Cereus stenogonus × Harrisia pomanensis ......................... 12: 6Cereus syringacanthus [Tephrocactus articulatus]......... 13: 105Cereus tapalcalensis n.nud. [Haageocereus pseudomelanostele]25: 82Cereus tenuis n.rej. [Lepismium cruciforme]..................... 13: 76Cereus tenuispinus n.rej. [Lepismium cruciforme]............ 13: 76Cereus testudo [Selenicereus].............................................. 7: 93Cereus tetracanthus [Harrisia]............................................ 5: 92Cereus triangularis [Hylocereus] ........................................ 2: 41Cereus trigonus [Hylocereus].............................................. 2: 41Cereus truncatus [Schlumbergera].................................... 13: 76Cereus tuberosus [Thelocactus leucacanthus].........5: 62; 18: 63Cereus tunicatus [Cylindropuntia] .................................... 22: 62Cereus undatus [Hylocereus]..................................... 20: 89, 103Cereus undulosus [Dendrocereus]2: 41, 51-53(HT); 20: 89, 105-106Cereus validus.................................................................... 27: 26Cereus variabilis var. micracanthos [jamacaru]........... 17: 9, 13Cereus versicolor [Haageocereus] ............................ 25: 99(NT)Cereus versicolor var. humifusus [Haageocereus versicolor]25: 100Cereus versicolor var. lasiacanthus [Haageocereus versicolor]25: 100Cereus versicolor var. xanthacanthus [Haageocereus versicolor] 25:100(NT)Cereus virens [Myrtillocactus geometrizans?] .................. 15: 62Cereus weberbaueri [Haageocereus] .................................. 5: 92Cereus wittii [Selenicereus] ................................................. 7: 93CerochlamysCerochlamys ......................... 16: 48-49, 52-53; 25: 181; 27: 116Cerochlamys gemina comb.n........................... 16: 49, 51, 52, 53Cerochlamys pachyphylla.............16: 49, 51, 52, 53-54; 27: 109Cerochlamys pachyphylla var. albiflora n.inval.......... 16: 53, 56Cerochlamys purpureostyla comb.n. [Acrodon]16: 49, 52-53, 56; 17: 64; 21:117Cerochlamys trigona.................................. 16: 49, 51, 52, 53, 56CeropegiaCeropegia...............................................................25: 3; 27: 161Ceropegia history & distribution.................................3: 1-3, 6-8Ceropegia inflorescence ...................................................3: 8-12Ceropegia africana ........................................................ 3: 32, 35Ceropegia africana ssp. africana ............ 3: 5, 11, 12, 33, 45, 46Ceropegia africana ssp. barklyi ssp.n.......... 3: 34, 35, 37, 45, 46Ceropegia ampliata ..................................3: 4, 11, 21-23, 44, 45Ceropegia antennifera ..................................................... 27: 164Ceropegia arnottiana....................................................... 27: 161Ceropegia attenuata................................................. 27: 161, 164Ceropegia cancellata............................... 3: 5, 11, 36, 37, 45, 46

Ceropegia carnosa.............................3: 4, 8-9, 11, 16-18, 44, 45Ceropegia crassifolia............................... 3: 4, 11, 18, 19, 44, 45Ceropegia decumbens........................................................ 13: 37Ceropegia dichotoma......................................................... 27: 23Ceropegia dubia................................................................... 3: 44Ceropegia elegans ........................................................... 27: 161Ceropegia euryacme .....................................................13: 35-37Ceropegia farrokhii ......................................................... 27: 161Ceropegia filiformis....................................................... 3: 11, 16Ceropegia fimbriata................................................. 3: 23, 26, 27Ceropegia fimbriata ssp. connivens comb.& stat.n.3: 4, 25, 26, 44, 45Ceropegia fimbriata ssp. fimbriata.......... 3: 4, 11, 24, 26, 44, 45Ceropegia fimbriata ssp. geniculata comb.& stat.n.3: 4, 26-29, 44, 45Ceropegia fimbriata × C. zeyheri ........................................ 3: 44Ceropegia haygarthii................................... 3: 11, 13, 15, 44, 45Ceropegia intracolor ....................................................13: 35-37Ceropegia kachinensis..................................................... 27: 161Ceropegia linearis ......................................3: 8-9, 11, 37, 40, 46Ceropegia linearis ssp. linearis ............................... 3: 38, 40, 46Ceropegia linearis ssp. tenuis........................................ 3: 38, 40Ceropegia linearis ssp. woodii ............................ 3: 5, 39, 40, 46Ceropegia longifolia ........................................................ 27: 161Ceropegia lucida.............................................................. 27: 161Ceropegia macrantha ...................................................... 27: 161Ceropegia meyeri............................................... 3: 10, 11, 31, 32Ceropegia monticola........................................................ 27: 161Ceropegia nana................................................................ 27: 161Ceropegia occidentalis .............................3: 5, 11, 42, 43-44, 46Ceropegia occulta...........................................3: 5, 11, 40-43, 46Ceropegia powysii ............................................................. 13: 37Ceropegia pubescens ....................................................... 27: 161Ceropegia radicans...................................3: 10, 11, 12, 8-20, 45Ceropegia radicans ssp. radicans........................................ 3: 44Ceropegia radicans ssp. smithii..................................... 3: 21, 44Ceropegia sootepensis ............................................. 27: 161, 164Ceropegia spiralis............................................................ 27: 164Ceropegia squamulata [Echidnopsis].................................. 6: 29Ceropegia stapeliiformis........................3: 8-9, 11, 12-14, 44, 45Ceropegia thailandica sp.n.......................................27: 161-164Ceropegia trichantha....................................................... 27: 161Ceropegia woodii............................................................... 13: 36Ceropegia zeyheri ................................3: 5, 11, 12, 29-32, 44-45ChamaecereusChamaecereus [Echinopsis]................................................. 8: 91Chamaecereus silvestrii [Echinopsis chamaecereus].......... 1: 96×Chamaeteria×Chamaeteria [Chamaealoe × Gasteria] ........................ 16: 116ChasmatophyllumChasmatophyllum .....................................................27: 115-116Chasmatophyllum nelii .................................................... 27: 109

CheiridopsisCheiridopsis ......................................................11: 75-84; 26: 29Cheiridopsis subg. Odontophoroides................................. 11: 82Cheiridopsis alata.................................................. 11: 76, 77, 78Cheiridopsis aspera ................................................11: 78, 80-81Cheiridopsis delphinoides sp.n. ........................11: 77, 80, 83-84Cheiridopsis imitans ...............................................11: 77, 78-79Cheiridopsis meyeri ..................................................... 11: 80, 81Cheiridopsis meyeri var. minor.................................... 11: 80, 81Cheiridopsis pearsonii................................................. 11: 77, 78Cheiridopsis peculiaris ...................................................... 11: 81Cheiridopsis pillansii....................................................11: 79-80Cheiridopsis pillansii var. crassa ...................................... 11: 79Cheiridopsis pillansii ‘Crassa’........................................... 11: 79Cheiridopsis pulverulenta [schlechteri]............................. 11: 80Cheiridopsis purpurea ....................................................... 11: 79Cheiridopsis resurgens [pearsonii].................................... 11: 78Cheiridopsis rudis.............................................................. 11: 82Cheiridopsis schlechteri..................................................... 11: 80Cheiridopsis schlechteri ‘Pulverulenta’............................. 11: 77Cheiridopsis speciosa ........................................................ 11: 79Cheiridopsis splendens ................................................ 11: 77, 79Cheiridopsis turbinata ................................................. 11: 77, 80Cheiridopsis umdausensis.............................................11: 81-82Cheiridopsis velox sp.n. ......................................... 11: 81, 82, 84ChiapasiaChiapasia [Disocactus]........................................................ 8: 89ChichipiaChichipia n.inval. [Myrtillocactus]...................................... 8: 93ChileniaChilenia n.illeg. [Eriosyce].............................................. 27: 125ChileorebutiaChileorebutia [Eriosyce]...................................................... 8: 92ChilitaChilita [Mammillaria].......................................................... 8: 94ChortolirionChortolirion ..................................................................24: 89-90Chortolirion angolense .................................................24: 89-92Chrysothamnus .............................................................................. 27: 32CintiaCintia knizei [Rebutia cintia]............................................. 22: 13CipocereusCipocereus, circumscription .....................7: 17, 34; 8: 90, 98-99Cipocereus stem anatomy................21: 39-48; 24: 54-55, 58-59Cipocereus [Pilosocereus]................................................... 6: 88Cipocereus bradei comb.n...... 7: 18; 9: 86; 21: 40-42, 44-46, 47Cipocereus crassisepalus comb.n...........9: 86; 21: 40-43, 45, 47Cipocereus laniflorus..............................................21: 40-46, 47Cipocereus minensis ............... 6: 88; 7: 37, 40; 24: 54-55, 58-59Cipocereus minensis ssp. minensis21: 40-41, 43, 45-46, 47; 25: 137

Cipocereus minensis ssp. pleurocarpus........6: 88, 90; 21: 40-43Cipocereus pleurocarpus [minensis ssp.] ...................... 6: 88, 90Cipocereus pusilliflorus comb.n. ............9: 86; 21: 40-41, 44, 47CissusCissus quadrangularis .....17: 105; 22: 132, 134, 139; 27: 23, 29CladisticsAizoaceae: Glottiphyllum................................................... 11: 33BCT clade .................................................................... 25: 46, 50Cactaceae: Brazilian Cereeae............6: 85; 7: 28, 29, 30, 31, 38Cactaceae: Echinocactus..................................................... 13: 7Cactaceae: Echinocereeae................................................... 13: 8Cactaceae: Eriosyce subg. Neoporteria ............26: 88-89, 95-96Cactaceae: Hylocereeae ...................................................... 13: 8Cactaceae: Melocactus .................................................. 9: 19, 20Cactaceae: Opuntioideae, below ground storage reconstruction27: 51, 53Cactaceae: Opuntioideae, leaf habit reconstruction.... 27: 51, 52Cactaceae: Opuntioideae, with basal Maihueniopsis........ 27: 55Cactaceae: Pereskioideae.................................................... 13: 9Cactaceae: Turbinicarpus mandragora complex & related genera 19: 47Cactaceae: subfamilies ........................................................ 4: 66Cactaceae: tribes................................................................ 13: 10ClavarioidiaClavarioidia clavarioides n.inval. [Maihueniopsis] ........ 14: 109×Cleipaticereus× Cleipaticereus nothogen.n. [Cleistocactus × Samaipaticereus]12: 5CleistocactusCleistocactus, annotated dictionary entry..........4: 72; 8: 91, 103Cleistocactus, Bolivian ........................................................ 18: 5Cleistocactus acanthurus comb.n. .........................5: 92; 25: 107Cleistocactus acanthurus ssp. acanthurus................25: 123-124Cleistocactus acanthurus × Espostoa melanostele.............. 12: 5Cleistocactus aureispinus comb.n. [winteri] ...........5: 92; 6: 100Cleistocactus baumannii...................................................18: 5-6Cleistocactus fieldianus comb.n. .............................5: 92; 27: 31Cleistocactus fieldianus × Matucana haynei ....................... 12: 5Cleistocactus fossulatus [Oreocereus pseudofossulatus] .... 9: 89Cleistocactus glaucus × Oreocereus pseudofossulatus ....... 12: 5Cleistocactus hyalacanthus [as strausii]............................ 19: 69Cleistocactus hystrix .................................................25: 123-124Cleistocactus icosagonus × Espostoa lanata....................... 12: 5Cleistocactus laniceps × Samaipaticereus inquisivensis..... 12: 5Cleistocactus parviflorus ............................................... 18: 6, 28Cleistocactus samaipatanus comb.n.................................... 5: 92Cleistocactus sextonianus comb.n. ...................................... 9: 86Cleistocactus tupizensis × Oreocereus celsianus ................ 12: 5Cleistocactus winteri nom.n............................................... 6: 100×Cleistocana× Cleistocana nothogen.n. [Cleistocactus × Matucana]...... 12: 5×Cleistoreocereus× Cleistoreocereus [Cleistocactus × Oreocereus]............... 12: 5

Cliffortia........................................................................................... 25: 2CochemieaCochemiea [Mammillaria]................................................... 8: 94Cochemiea maritima [Mammillaria] ................................... 3: 59Cochemiea pondii [Mammillaria]........................................ 4: 53Cochemiea poselgeri [Mammillaria]................................... 4: 53Cochemiea setispina [Mammillaria].................................... 5: 21CochiseiaCochiseia [Escobaria] ......................................................... 8: 94ColeocephalocereusColeocephalocereus, annotated dictionary entry.......4: 71; 8: 90Coleocephalocereus circumscription6: 91-92; 7: 16, 32, 34; 9: 17-19Coleocephalocereus subg. Buiningia comb.& stat.n........... 6: 92Coleocephalocereus subg. Lagenopsis [Stephanocereus]6: 89; 9: 91Coleocephalocereus subg. Simplex subg.n. ......................... 9: 18Coleocephalocereus aureus.......................................6: 96; 7: 23Coleocephalocereus braunii ................................................ 6: 96Coleocephalocereus decumbens × Pilosocereus magnificus12: 6Coleocephalocereus elongatus stat.n..............................6: 91-92Coleocephalocereus flavisetus................................. 4: 81, 84, 95Coleocephalocereus fluminensis......................7: 36; 9: 5; 10: 27Coleocephalocereus goebelianus...............................9: 5; 26: 13Coleocephalocereus goebelianus × Stephanocereus leucostele12: 6Coleocephalocereus leutzelbergii [Stephanocereus].6: 89; 9: 91Coleocephalocereus purpureus ...................................6: 96; 9: 5×Coleocereus× Coleocereus [Coleocephalocereus × Stephanocereus] .... 12: 6ColoradoaColoradoa [Sclerocactus] .................................................... 8: 93×Colosocereus× Colosocereus nothogen.n.[Coleocephalocereus × Pilosocereus] 12: 6CommiphoraCommiphora ...................................................................... 22: 40Commiphora crenato-serrata .......................................... 17: 102Commiphora discolor ...................................................... 17: 103ConicosiaConicosia ........................................................................... 27: 91Conicosia pugioniformis...................... 27: 89, 91, 100, 102, 109ConophytumConophytum15: 37-38, 42-47; 22: 25-26, 27, 31, 33, 34; 24: 2-4, 9-10, 14-19,20-21, 27-34; 25: 21-22; 27, 80, 86, 117Conophytum classification..........................................6: 101-104Conophytum floral biology .................................9: 93-99; 10: 16Conophytum subg. Berrisfordia......................................... 6: 104Conophytum subg. Conophytum sect. Barbata.................. 6: 103Conophytum subg. Conophytum sect. Biloba .................... 6: 103Conophytum subg. Conophytum sect. Biloba subsect. [Eu]Biloba 6: 103Conophytum subg. Conophytum sect. Biloba subsect. Ovigera6: 103Conophytum subg. Conophytum sect. Biloba subsect. Saxetana6: 103Conophytum subg. Conophytum sect. Cataphracta........... 6: 103

Conophytum subg. Conophytum sect. Cheshire-Feles ...... 25: 22Conophytum subg. Conophytum sect. Conophytum .......... 6: 103Conophytum subg. Conophytum sect. Costata .................. 6: 103Conophytum subg. Conophytum sect. Cylindrata.............. 6: 104Conophytum subg. Conophytum sect. Minuscula stat.n.6: 103, 104Conophytum subg. Conophytum sect. Saxetana stat.n.6: 103, 104Conophytum subg. Conophytum sect. Tuberculata stat.n.6: 103, 104Conophytum subg. Conophytum sect. Wettsteinia stat.n6: 103, 104Conophytum subg. Derenbergia sect. Herreanthus........... 22: 25Conophytum subg. Fenestrata sect. Pellucida stat.n.6: 102, 104; 24: 34Conophytum subg. Fenestrata sect. Subfenestrata6: 102-103; 24: 9-10, 14Conophytum subg. Ophthalmophyllum.............................. 6: 104Conophytum subg. Ophthalmophyllum sect. Opthalmophylla24: 9-10, 14Conophytum absimile......................................................... 6: 104Conophytum achabense9: 127; 19: 18; 22: 23, 26, 28, 31, 35; 24: 9, 12, 14-15,17-18, 30, 35; 25: 29Conophytum acutum6: 104-105; 9: 98, 99; 22: 26, 28, 31, 35; 24: 9, 18, 35;25: 23Conophytum admiraalii ..................................................... 6: 105Conophytum advenum........................................................ 6: 105Conophytum aequale ......................................................... 6: 105Conophytum aequatum ...................................................... 6: 105Conophytum aggregatum................................................... 6: 105Conophytum albertense ..................................................... 6: 105Conophytum albescens....................................................... 6: 105Conophytum albifissum...............................................6: 105-106Conophytum albiflorum ..................................................... 25: 27Conophytum altile.............................................................. 6: 106Conophytum altum [bilobum ssp.] ..................................... 6: 106Conophytum ampliatum..................................................... 6: 106Conophytum amplum ...............................................6: 106; 8: 68Conophytum andausanum.................................................. 6: 106Conophytum angelicae................................................6: 106-107Conophytum angelicae ssp. angelicae............................... 25: 24Conophytum angelicae ssp. tetragonum............................ 25: 24Conophytum angustum L.Bolus......................................... 6: 107Conophytum angustum N.E.Br. .............................6: 107; 9: 117Conophytum anjametae ..................................................... 6: 108Conophytum anomalum ..................................................... 6: 108Conophytum apertum......................................................... 6: 108Conophytum apiatum......................................................... 6: 108Conophytum apiculatum .................................................... 6: 108Conophytum approximatum............................................... 6: 108Conophytum archeri .......................................................... 6: 108Conophytum archeri var. stayneri ..................................... 6: 108Conophytum areolatum...................................................... 6: 109Conophytum armianum...................................9: 127-128; 25: 24Conophytum arthurolfago.................................................. 25: 29Conophytum asperulum ..................................................... 6: 109Conophytum assimile......................................................... 6: 109

Conophytum astylum...................................................6: 109-110Conophytum auctum .......................................................... 6: 110Conophytum auriflorum..................................................... 6: 110Conophytum auriflorum ssp. auriflorum ........................... 25: 29Conophytum auriflorum ssp. turbiniforme 9: 120; 15: 44; 25: 29Conophytum australe......................................................... 6: 110Conophytum avenantii ....................................................... 6: 110Conophytum bachelorum...........................22: 26, 28, 35; 25: 28Conophytum barbatum [obscurum ssp.].....................6: 110-111Conophytum barkerae........................................................ 6: 111Conophytum batesii ........................................................... 6: 111Conophytum bicarinatum.................................6: 111; 25: 27, 28Conophytum bilobum6: 111-112(LT); 7: 55, 60, 62; 9: 99, 106, 113, 115; 22:25; 27: 93, 100, 109Conophytum bilobum ssp. altum............................6: 106; 25: 26Conophytum bilobum ssp. bilobum.................................... 25: 21Conophytum bilobum ssp. bilobum var. bilobum......... 25: 26, 27Conophytum bilobum ssp. bilobum var. elishae7: 41, 46; 9: 113; 25: 26Conophytum bilobum ssp. bilobum var. linearilucidum8: 56; 25: 26Conophytum bilobum ssp. bilobum var. muscosipapillatum8: 65; 25: 26Conophytum bilobum ssp. claviferens ............................... 25: 26Conophytum bilobum ssp. gracilistylum..................7: 54; 25: 28Conophytum blandum ............................................6: 112; 25: 27Conophytum bolusiae......................................................... 6: 112Conophytum bolusiae ssp. bolusiae................................... 25: 28Conophytum bolusiae ssp. primavernum........................... 25: 28Conophytum boreale [lithopsoides ssp.].....................6: 112-113Conophytum braunsii...............................................6: 113; 8: 61Conophytum breve .................................................6: 113; 25: 24Conophytum breve var. minor............................................ 6: 113Conophytum breve var. vanzylii.............................6: 113; 9: 122Conophytum brevilineatum................................................ 6: 113Conophytum brevipes......................................................... 6: 114Conophytum brevipetalum................................................. 6: 114Conophytum brevisectum................................................... 6: 114Conophytum brevitubum.................................................... 6: 114Conophytum brownii..............................................6: 114; 9: 125Conophytum brunneum...................................................... 25: 31Conophytum bruynsii......................................................... 24: 28Conophytum burgeri 6: 114; 22: 23, 26, 28, 31, 35; 24: 9; 25: 29Conophytum buysianum [reconditum ssp.]........................ 9: 128Conophytum calculus................................6: 114-115; 24: 11, 14Conophytum calculus ssp. calculus ................................... 25: 24Conophytum calculus var. komkansicum.................6: 115; 7: 62Conophytum calculus var. protusum.................................. 6: 115Conophytum calculus ssp. vanzylii ...... 8: 65; 9: 122-123; 25: 24Conophytum calitzdorpense............................................... 6: 115Conophytum candidum ...................................................... 6: 115Conophytum caroli.....................6: 115, 24: 9, 18, 28, 35; 25: 26Conophytum carpianum..................................6: 115-116; 25: 23

Conophytum catervum ....................................................... 6: 116Conophytum cauliferum..................................................... 6: 116Conophytum cauliferum var. lekkersingense ..................... 6: 116Conophytum ceresianum [obcordellum ssp. obcordellum var.]6: 116Conophytum ceresianum var. divergens............................ 6: 116Conophytum chauviniae..................................................... 25: 27Conophytum chloratum...............................................6: 116-117Conophytum chrisocruxum ................................................ 25: 28Conophytum chrisolum ..........................22: 28, 35; 24: 2; 25: 30Conophytum christiansenianum......................................... 6: 117Conophytum cibdelum ....................................................... 6: 117Conophytum circumpunctatum .......................................... 6: 117Conophytum citrinum......................................................... 6: 117Conophytum clarum........................................................... 6: 117Conophytum clavatum ....................................................... 6: 117Conophytum colorans ........................................................ 6: 117Conophytum complanatum ................................................ 6: 117Conophytum compressum .................................................. 6: 117Conophytum comptonii ................ 6: 117-118; 22: 26; 25: 24, 25Conophytum concavum..............6: 118; 24: 9, 18, 28, 34; 25: 29Conophytum concinnum..................................................... 6: 118Conophytum concordans .............................6: 118; 24: 2; 25: 25Conophytum connatum ...................................................... 6: 118Conophytum conradii......................................................... 6: 118Conophytum convexum ...................................................... 6: 118Conophytum corculum....................................................... 6: 118Conophytum cordatum....................................................... 6: 118Conophytum cordatum var. macrostigma.........6: 118-119; 8: 59Conophytum coriaceum ..................................................... 6: 119Conophytum corniferum .................................................... 6: 119Conophytum crassum......................................................... 6: 119Conophytum craterulum .................................................... 6: 119Conophytum cubicum................................................... 25: 29, 31Conophytum cuneatum....................................................... 6: 119Conophytum cupreatum..................................................... 6: 119Conophytum cupreiflorum ..........................................6: 119-120Conophytum curtum........................................................... 6: 120Conophytum cylindratum [roodiae ssp.]..................6: 120; 7: 56Conophytum cylindratum var. primosii ............................. 6: 120Conophytum danielii [jarmillae]........................................ 25: 28Conophytum declinatum ...................................................... 7: 41Conophytum decoratum [uviforme ssp.]......7: 41; 9: 123; 25: 24Conophytum dennissii.......................................................... 7: 41Conophytum densipunctatum [quaesitum ssp.].................... 7: 41Conophytum depressum7: 42; 22: 28, 31, 32, 35; 24: 9, 18. 28, 35Conophytum depressum ssp. depressum............................ 25: 24Conophytum depressum ssp. perdurans ............................ 25: 24Conophytum devium7: 42; 15: 46; 22: 26, 28, 31, 35; 24: 9, 18, 35Conophytum devium ssp. devium...........................15: 44; 25: 25Conophytum devium ssp. stiriiferum ssp.n.15: 44, 45, 46; 25: 25

Conophytum difforme........................................................... 7: 42Conophytum dilatatum......................................................... 7: 42Conophytum discrepans............................................. 7: 42, 8: 66Conophytum discrepans fa. rubrum..................................... 7: 42Conophytum discretum ........................................................ 7: 42Conophytum dispar.........................................................7: 42-43Conophytum dissimile [bilobum] .............................7: 43; 9: 106Conophytum distans............................................................. 7: 43Conophytum divaricatum..................................................... 7: 43Conophytum divergens......................................................... 7: 43Conophytum diversum ......................................................... 7: 43Conophytum dolomiticum .................................................... 7: 43Conophytum doornense ..................................................7: 43-44Conophytum ecarinatum...................................................... 7: 44Conophytum ectypum........................................................... 7: 44Conophytum ectypum × C. bilobum..................................... 8: 61Conophytum ectypum × C. marnierianum...............8: 61; 9: 106Conophytum ectypum var. braunsii nom.n. ......................... 8: 61Conophytum ectypum ssp./var. brownii...........15: 44; 25: 28, 31Conophytum ectypum ssp. cruciatum ..............15: 37, 44; 25: 31Conophytum ectypum ssp. ectypum ................................... 25: 31Conophytum ectypum ssp. ignavum................................... 25: 31Conophytum ectypum ssp. sulcatum ................9: 117; 25: 27, 31Conophytum edithae ............................................................ 7: 45Conophytum edwardii [piluliforme ssp.] ............................. 7: 45Conophytum edwardsiae...................................................... 7: 45Conophytum edwardsiae var. albiflorum............................. 7: 45Conophytum eenkokerense [tantillum ssp.] ....................7: 45-46Conophytum elegans............................................................ 7: 46Conophytum elishae [bilobum ssp. bilobum var.]7: 41, 46; 9: 113Conophytum ellipticum ........................................................ 7: 46Conophytum elongatum ....................................................... 7: 46Conophytum ernianum [taylorianum ssp.] ........7: 46, 47; 9: 118Conophytum ernstii.........................................................7: 46-47Conophytum ernstii ssp. cerebellum.................................. 25: 27Conophytum ernstii ssp. ernstii.......................................... 25: 30Conophytum etaylorianum................................................... 7: 47Conophytum exiguum........................................................... 7: 47Conophytum excisum ........................................................... 7: 47Conophytum exsertum.......................................................... 7: 47Conophytum extractum ...................................................7: 47-48Conophytum fenestratum ..................................................... 7: 48Conophytum fibuliforme ..............................6: 112; 7: 48, 49, 60Conophytum ficiforme...................................7: 48-49, 50; 25: 25Conophytum fimbriatum [truncatum] .................................. 7: 49Conophytum flavum .................................................6: 118; 7: 49Conophytum flavum ssp. flavum ........................................ 25: 28Conophytum flavum ssp. novicium8: 66-67; 9: 107; 15: 44; 25: 28Conophytum forresteri....................................................7: 49-50Conophytum fossulatum [ficiforme]..................................... 7: 50

Conophytum fragile [jucundum ssp.]................................... 7: 50Conophytum framesii........................................................... 7: 50Conophytum francisci .......................................................... 7: 50Conophytum francoiseae ....................................... 25: 28, 30, 31Conophytum fraternum .................................7: 50-51; 25: 29, 30Conophytum friedrichiae7: 51; 9: 99; 22: 23, 26, 28, 31, 35; 24: 8, 9-10, 18-19, 28, 35; 25: 26Conophytum frutescens...... 7: 51-52; 9: 105, 118; 22: 25; 25: 26Conophytum fulleri ..................................................7: 51; 25: 31Conophytum geometricum [violaciflorum].......................... 7: 51Conophytum germanum....................................................... 7: 51Conophytum geyeri .........................................................7: 52-53Conophytum giftbergense .................................................... 7: 53Conophytum glabrum.................................................7: 53; 8: 71Conophytum globosum.................................7: 53; 9: 122; 25: 31Conophytum globuliforme .........................................7: 53; 8: 62Conophytum gonapense....................................................... 7: 54Conophytum gracile............................................................. 7: 54Conophytum gracile var. majusculum ................................. 7: 54Conophytum graciliramosum............................................... 7: 54Conophytum gracilistylum [bilobum ssp.] ........................... 7: 54Conophytum graessneri [saxetanum] .................7: 54-55; 9: 110Conophytum grandiflorum [bilobum].................................. 7: 55Conophytum gratum........................................................7: 55-56Conophytum halenbergense.............6: 119; 7: 56; 9: 106; 25: 23Conophytum hallii.......................................................... 7: 56, 57Conophytum hammeri19: 15, 18; 22: 26, 28, 35; 24: 18, 35; 25: 23Conophytum hanae ............................................................ 25: 27Conophytum haramoepense [marginatum ssp.] .................. 7: 56Conophytum heleniae [tantillum var.] ............................7: 56-58Conophytum helmutii [stephanii ssp.].................................. 7: 58Conophytum hermarium .................................................... 25: 31Conophytum herreanthus ssp. herreanthus ....................... 25: 27Conophytum herreanthus ssp. rex...................................... 25: 27Conophytum herrei .............................................................. 7: 58Conophytum hians .................. 7: 46, 58-59; 8: 64-65, 70; 25: 23Conophytum hians var. acuminatum.................................... 7: 59Conophytum hillii [uviforme]............................................... 7: 59Conophytum hirtum ............................................................. 7: 59Conophytum hirtum var. baradii.......................................... 7: 59Conophytum impressum.............................................7: 59; 8: 70Conophytum inclusum.................................................... 7: 59, 60Conophytum incurvum......................................................... 7: 59Conophytum incurvum var. leucanthum [leucanthum]........ 7: 60Conophytum indefinitum [inclusum].................................... 7: 60Conophytum indutum........................................................... 7: 60Conophytum inornatum ....................................................... 7: 60Conophytum insigne [bilobum]............................................ 7: 60Conophytum intermedium........................................7: 60; 9: 106Conophytum intrepidum [fibuliforme] .....................6: 112; 7: 60

Conophytum irmae sp.n. .............................15: 43-44, 45; 25: 29Conophytum jacobsenianum................................................ 7: 60Conophytum jarmillae ....................................................... 25: 28Conophytum johannis-winkleri...................7: 60-61; 9: 117, 121Conophytum joubertii ..............................................7: 61; 25: 24Conophytum jucundum ............................................6: 117; 7: 61Conophytum jucundum ssp. fragile....................7: 50; 25: 29, 30Conophytum jucundum ssp. juncudum ........................ 25: 21, 31Conophytum jucundum ssp. marlothii ...............8: 60; 25: 30, 31Conophytum jucundum ssp. ruschii ..........8: 84(NT) ; 25: 30, 31Conophytum julii [uviforme]................................................ 7: 61Conophytum karamoepense [marginatum var.].......7: 61; 9: 119Conophytum kennedyi [lithopsoides]................................... 7: 61Conophytum khamiesbergense............... 7: 61-62; 22: 25; 25: 27Conophytum klaverense [obcordellum] ............................... 7: 62Conophytum klinghardtense ................................................ 7: 62Conophytum klinghardtense ssp. baradii .......................... 25: 23Conophytum klinghardtense ssp. klinghardtense .............. 25: 23Conophytum klipbokbergense [bilobum] ............................. 7: 62Conophytum komkanscium [calculus] ................................. 7: 62Conophytum koubergense [lithopsoides var.]...................... 7: 62Conophytum koupense [truncatum ssp. viridicatum]........... 7: 62Conophytum kubusanum..........................................7: 62; 25: 30Conophytum labiatum.......................................................... 8: 53Conophytum labyrintheum........................................... 8: 53(NT)Conophytum lacteum ........................................................... 8: 53Conophytum lactum ............................................................. 8: 53Conophytum lambertense........................................8: 53-54(NT)Conophytum lambertense var. conspicuum ......................... 8: 54Conophytum lambertense var. rolfii .................................... 8: 81Conophytum largum [bilobum]............................................ 8: 54Conophytum latum [maughanii ssp.] .......................8: 54; 22: 31Conophytum lavisianum....................................................... 8: 54Conophytum lavranosii...................................................8: 54-55Conophytum lavranosii var. cuneatum ................................ 8: 55Conophytum laxipetalum [elishae] ...................................... 8: 55Conophytum leightoniae ...................................................... 8: 55Conophytum leipoldtii [minusculum ssp.]............................ 8: 55Conophytum lekkersingense [bilobum]................................ 8: 55Conophytum leopardinum.................................................... 8: 55Conophytum leptanthum ...................................................... 8: 55Conophytum leucanthum ..................................................... 8: 55Conophytum leucanthum var. multipetalum ...................8: 55-56Conophytum leviculum [pictum]...................................8: 56(LT)Conophytum lilianum [pellucidum ssp. pellucidum var.] .... 8: 56Conophytum limbatum......................................................... 8: 56Conophytum limpidum........................24: 4, 9, 17-18, 34; 25: 25Conophytum lindenianum [tantillum ssp.]...............8: 56; 25: 27Conophytum linearilucidum [bilobum ssp. bilobum var.] ... 8: 56Conophytum literatum ......................................................... 8: 56

Conophytum lithop[s]oides ....... 7: 61; 8: 56-57; 24: 9, 18-19, 34Conophytum lithop[s]oides ssp. boreale.........6: 112-113; 25: 30Conophytum lithop[s]oides ssp./var. koubergense...7: 62; 25: 30Conophytum lithop[s]oides ssp. lithop[s]oides.................. 25: 30Conophytum litorale ............................................................ 8: 57Conophytum littlewoodii [marginatum ssp.].................. 8: 57, 60Conophytum loeschianum........................................8: 57; 25: 23Conophytum longibracteatum......................8: 57; 15: 43; 25: 26Conophytum longifissum.........................................8: 57-58(NT)Conophytum longipetalum................................................... 8: 58Conophytum longistylum ..................................................... 8: 58Conophytum longitubum...................................................... 8: 58Conophytum longum ............ 8: 58(LT); 24: 9, 18, 28, 35; 25: 26Conophytum lucipunctum [pillansii].............................8: 58(LT)Conophytum luckhoffii....... 8: 58-59; 9: 99, 107, 121; 25: 26, 28Conophytum luisae........................................................8: 59(LT)Conophytum luisae var. papillatum ..................................... 8: 59Conophytum luteolum .......................................................... 8: 59Conophytum luteolum var. macrostigma ............................. 8: 59Conophytum luteum [flavum]....................................... 8: 59(NT)Conophytum lydiae ............................8: 59; 24: 9, 18, 35; 25: 26Conophytum marginatum....................................8: 59-60; 9: 107Conophytum marginatum var. eenkokerense....................... 8: 60Conophytum marginatum var. haramoepense 7: 61; 8:60; 25: 27Conophytum marginatum ssp./var. littlewoodii.......8: 60; 25: 27Conophytum marginatum ssp. marginatum....................... 25: 27Conophytum markoetterae........................................... 8: 60(NT)Conophytum marlothii [jucundum ssp.]............................... 8: 60Conophytum marnierianum ............................................8: 60-61Conophytum marnierianum × C. ectypum........................... 8: 61Conophytum maughanii8: 61(LT), 83; 22: 35; 24: 8, 9-10, 18-19, 35Conophytum maughanii ssp. armeniacum22: 24, 26, 28, 31, 35; 25: 23Conophytum maughanii ssp. latum..............8: 54; 22: 31; 25: 23Conophytum maughanii ssp. maughanii22: 28, 31, 35; 24: 17; 25: 23Conophytum maximum......................................................... 8: 61Conophytum meleagris [uviforme] ...................................... 8: 61Conophytum membranaceum [pageae] ............................... 8: 61Conophytum meridianum [cupreatum]...........................8: 61-62Conophytum meridianum var. pulverulentum.................8: 61-62Conophytum meyerae....................................................8: 62(LT)Conophytum meyeri ...........................................8: 62; 25: 26, 29Conophytum meyeri var. globuliforme ................................ 8: 62Conophytum meyeri var. ramosum ...................................... 8: 78Conophytum meyeri fa. semilunulum.......................8: 62; 9: 108Conophytum microstoma ................................................8: 62-63Conophytum middlemostii ................................................... 8: 63Conophytum minimum .............................................8: 63; 25: 24Conophytum minusculum...........................................8: 63; 9: 99Conophytum minusculum ssp. aestiflorens.................. 25: 28, 31Conophytum minusculum ssp. leipoldtii ..................8: 55; 25: 31

Conophytum minusculum ssp. minusculum ....................... 25: 31Conophytum minusculum var. paucilineatum...................... 8: 63Conophytum minusculum ssp. proliferans......................... 25: 31Conophytum minusculum var. reticulatum .................... 8: 63, 80Conophytum minusculum var. roseum................................. 8: 63Conophytum minusculum fa. roseum................................... 8: 80Conophytum minutiflorum ............................................8: 63(LT)Conophytum minutum ...... 8: 63-64(NT); 9: 95, 98; 27: 100, 109Conophytum minutum var. acutum ...................................... 8: 64Conophytum minutum var. laxum ........................................ 8: 64Conophytum minutum ssp. minutum.................................. 25: 30Conophytum minutum ssp. nudum ...........................8: 67; 25: 30Conophytum minutum ssp./var. pearsonii........8: 64; 25: 30, 178Conophytum minutum fa. sellatum ..........................8: 64; 9: 108Conophytum mirabile............................................. 25: 22, 29, 30Conophytum misellum.................................................. 8: 64(NT)Conophytum miserum [hians]................................. 8: 64-65(LT)Conophytum modestum [quaesitum].................................... 8: 65Conophytum morganii ......................................................... 8: 65Conophytum muirii .......................................................8: 65(LT)Conophytum multicolor ............................................... 8: 65(NT)Conophytum multipunctatum [peersii] ................................ 8: 65Conophytum mundum .................................................. 8: 65(NT)Conophytum muscosipapillatum [bilobum ssp. bilobum var.]8: 65Conophytum mutatum .......................................................... 8: 65Conophytum namibense....................................................... 8: 65Conophytum namiesicum [vanzylii]..................................... 8: 65Conophytum nanum ........................................................8: 65-66Conophytum nelianum ..................................................8: 66(LT)Conophytum nevillei ............................................................ 8: 66Conophytum niveum............................................................. 8: 66Conophytum noctiflorum [discrepans] ................................ 8: 66Conophytum noisabisense.................................................... 8: 66Conophytum nordenstamii................................................... 8: 66Conophytum notabile................................................... 8: 66(NT)Conophytum notatum................................................... 8: 66(NT)Conophytum novellum ..................................................8: 66(LT)Conophytum novicium [flavum ssp. novicium]8: 66-67(LT); 9: 107Conophytum nuciforme [Gibbaeum cryptopodium] ............ 8: 67Conophytum nudum [minutum ssp.] .................................... 8: 67Conophytum nutaboiense..................................................... 8: 67Conophytum obconellum ............................................. 8: 67(NT)Conophytum obcordellum.............. 7: 62; 8: 67-68(NT); 17: 2, 4Conophytum obcordellum var. mundum fa. stayneri......... 9: 121Conophytum obcordellum var. mundum fa. ursprungianum9: 121Conophytum obcordellum ssp. obcordellum var. ceresianum6: 116; 25: 24Conophytum obcordellum ssp. obcordellum var. obcordellum25: 24Conophytum obcordellum ssp. rolfii..................8: 81; 25: 24, 25Conophytum obcordellum ssp. stenandrum...........9: 114; 25: 24Conophytum obmetale ................................................. 8: 68(NT)

Conophytum obovatum [globosum] ..................................... 8: 68Conophytum obovatum var. obtusum [globosum] ............... 8: 68Conophytum obscurum ..........................8: 68; 9: 125; 25: 22, 30Conophytum obscurum ssp. barbatum............6: 110-111; 25: 30Conophytum obscurum ssp. sponsaliorum ........................ 25: 30Conophytum obscurum ssp. vitreopapillum.8: 77; 9: 125; 25: 30Conophytum obtusum........................................................... 8: 68Conophytum obtusum var. amplum [amplum]..................... 8: 68Conophytum occultum .............................................8: 69; 9: 122Conophytum odoratum [ficiforme] ...................................... 8: 69Conophytum orbicum........................................................... 8: 69Conophytum orientale [truncatum]...................................... 8: 69Conophytum ornatum [flavum]............................................ 8: 69Conophytum ovatum ............................................................ 8: 69Conophytum oviforme.......................................................... 8: 69Conophytum ovigerum................................................. 8: 69(NT)Conophytum pageae......................................8: 61, 69-70; 25: 24Conophytum pageae var. albiflorum.................................... 8: 70Conophytum pallidum [ficiforme]........................................ 8: 70Conophytum papillatum....................................................... 8: 70Conophytum pardicolor....................................................... 8: 70Conophytum pardivisum .............................................. 8: 70(NT)Conophytum parviflorum..............................................8: 70(LT)Conophytum parviflorum var. impressum [impressum]....... 8: 70Conophytum parvimarinum [hians]..................................... 8: 70Conophytum parvipetalum........................................... 8: 70(NT)Conophytum parvipunctum.................................................. 8: 70Conophytum parvulum......................................................... 8: 71Conophytum paucipunctatum .............................................. 8: 71Conophytum pauperae......................................................... 8: 71Conophytum pauxillum ................................................ 8: 71(NT)Conophytum pearsonii [minutum ssp.] ................................ 8: 71Conophytum pearsonii var. latisectum ................................ 8: 71Conophytum pearsonii var. minor ............................... 8: 71(NT)Conophytum peersii ......................................8: 65, 71-72; 9: 115Conophytum peersii var. multipunctatum [multipunctatum]8: 72Conophytum pellucidum8: 72; 9: 95, 107, 118; 24: 9, 15, 18-19, 28, 34Conophytum ssp. cupreatum var. cupreatum............... 25: 29, 30Conophytum ssp. cupreatum var. terrestre 6: 119; 9: 118; 25: 29Conophytum pellucidum ssp. pellucidum var. lilianum8: 56; 25: 25Conophytum pellucidum ssp. pellucidum var. neohallii .... 25: 29Conophytum pellucidum ssp. pellucidum var. pellucidum25: 25, 30Conophytum pellucidum ssp. pellucidum var. terricolor nom.n.8: 72; 25: 25Conophytum pellucidum ssp. saueri ............................ 25: 25, 29Conophytum pellucidum ssp. terrestre ..................6: 119; 9: 118Conophytum percrassum [ornatum] .................................... 8: 72Conophytum permaculatum................................................. 8: 72Conophytum perpusillum..................................................... 8: 72Conophytum petraeum......................................................... 8: 72Conophytum philippei.......................................................... 8: 72

Conophytum phoeniceum.............................24: 9, 18, 35; 25: 23Conophytum pictum ..............................8: 72-73, 77; 9: 118, 127Conophytum picturatum....................................................... 8: 73Conophytum pillansii............................................8: 73-74; 9: 95Conophytum pilosulum [Gibbaeum].................................... 8: 74Conophytum piluliforme ..................................8: 74(NT); 9: 115Conophytum piluliforme ssp. edwardii....................7: 45; 25: 25Conophytum piluliforme ssp. piluliforme .................... 25: 24, 25Conophytum piriforme......................................................... 8: 74Conophytum pisinnum ......................................................... 8: 74Conophytum placitum .......................................................... 8: 75Conophytum placitum var. pubescens.................................. 8: 75Conophytum plenum .................................................... 8: 75(NT)Conophytum pluriforme....................................................... 8: 75Conophytum poellnitzianum ........................................ 8: 75(NT)Conophytum pole-evansii............................................. 8: 75(NT)Conophytum polulum................................................... 8: 75(NT)Conophytum polyandrum [velutinum ssp.] .....................8: 75-76Conophytum praecintum...................................................... 8: 76Conophytum praecox [fraternum]................................ 8: 76(NT)Conophytum praegratum ..................................................... 8: 76Conophytum praeparvum..................................................... 8: 76Conophytum praeparvum var. roseum................................. 8: 76Conophytum praesectum7: 56; 8: 76(NT); 24: 9, 18, 28, 35; 25: 26Conophytum primosii........................................................... 8: 76Conophytum productum....................................................... 8: 76Conophytum proximum [bilobum] ....................................... 8: 76Conophytum puberulum....................................................... 8: 76Conophytum pubescens.......... 8: 76-77; 24: 9, 18, 28, 35; 25: 26Conophytum pubicalyx...................................8: 77; 24: 9; 25: 23Conophytum pulchellum ...................................................... 8: 77Conophytum pumilum .................................................. 8: 77(NT)Conophytum purpusii [truncatum]............................... 8: 77(NT)Conophytum pusillum [pictum].................................... 8: 77(NT)Conophytum pustulilobum n.nud. ...................................... 9: 128Conophytum pygmaeum............................................... 8: 77(NT)Conophytum quaesitum.............................................8: 65, 77-78Conophytum quaesitum ssp. densipunctatum ..........7: 41; 25: 23Conophytum quaesitum ssp. quaesitum var. quaesitum..... 25: 23Conophytum quaesitum ssp. quaesitum var. rostratum8: 82; 25: 23Conophytum quartziticum [quaesitum]........................ 8: 78(NT)Conophytum radiatum [pictum]................................... 8: 78(NT)Conophytum ramosum ......................................................... 8: 78Conophytum rarum [gratum]....................................... 8: 78(NT)Conophytum ratum......... 22: 28, 35; 24: 9, 17-18, 35; 25: 26, 29Conophytum rauhii [uviforme ssp.] ..................................... 8: 78Conophytum rawei..........................................................8: 78-79Conophytum recisum ................................................... 8: 79(NT)Conophytum reconditum................................8: 79; 22: 33; 24: 9Conophytum reconditum ssp. buysianum ..............9: 128; 25: 25

Conophytum reconditum ssp. reconditum.......................... 25: 25Conophytum regale.............................................8: 79-80; 25: 27Conophytum rennei.............................................................. 8: 80Conophytum renominatum................................................... 8: 80Conophytum reticulatum...................................................... 8: 80Conophytum reticulatum fa. roseum [minusculum fa.]........ 8: 80Conophytum retusum [bilobum] ...................................8: 80(LT)Conophytum ricardianum ...............................................8: 80-81Conophytum ricardianum ssp. ricardianum...................... 25: 29Conophytum ricardianum ssp. rubriflorum .......8: 81; 25: 28, 30Conophytum robustum [gratum].................................. 8: 81(NT)Conophytum rolfii [obcordellum ssp.] ................................. 8: 81Conophytum roodiae...................................8: 81-82(NT); 25: 22Conophytum roodiae ssp. corrugatum............................... 25: 26Conophytum roodiae ssp. cylindratum ..6: 120; 7: 56; 25: 27, 29Conophytum roodiae ssp. roodiae ..................................... 25: 27Conophytum roodiae ssp. sanguineum .............................. 25: 27Conophytum rooipanense [uviforme] .................................. 8: 82Conophytum rostratum [quaesitum var.] ............................. 8: 82Conophytum rubricarinatum ..........................................8: 82-83Conophytum rubristylosum.................................................. 8: 83Conophytum rubrolineatum [swanepoelianum ssp.] ........... 8: 83Conophytum rubroniveum ................................................... 8: 83Conophytum rubrum ............................................................ 8: 83Conophytum rugosum ..............................................8: 83; 25: 26Conophytum rugosum ssp. sanguineum............................... 8: 83Conophytum rufescens............................................8: 83-84(NT)Conophytum ruschii [jucundum ssp.] .......................... 8: 84(NT)Conophytum ruschii var. obtusipetalum .............................. 8: 84Conophytum salmonicolor [frutescens] ............................. 9: 105Conophytum saxetanum...............8: 57; 9: 105, 108, 110; 25: 23Conophytum schickianum .................................................. 9: 108Conophytum schlechteri.........................9: 108(NT), 110; 25: 29Conophytum schwantesii ........................................... 9: 108(NT)Conophytum scitulum [pictum].................................. 9: 108(NT)Conophytum sellatum [minutum fa. sellatum] ................... 9: 108Conophytum semilunlulum [meyeri fa. semilunlulum] ...... 9: 108Conophytum semivestitum ................. 9: 108-109; 15: 37; 25: 27Conophytum senarium [karamoepense] ............................ 9: 109Conophytum signatum [pictum]..................................9: 109(LT)Conophytum simile......................................................9: 109(LT)Conophytum simplum..................................................9: 109(LT)Conophytum singulare....................................................... 9: 109Conophytum sitzlerianum .......................................... 9: 109(NT)Conophytum smorenskaduense9: 109, 112; 22: 26, 28, 31, 35; 25: 28Conophytum smorenskaduense ssp. hermarium ssp.n.9: 112-113Conophytum smorenskaduense fa. rimarium n.nud. [ssp. hermarium] 9:112Conophytum sororium [bilobum]................................9: 113(LT)Conophytum spathulatum .................................................. 9: 113

Conophytum speciosum ............................................. 9: 113, 126Conophytum spectabile...................................................... 9: 113Conophytum spirale [truncatum]....................................... 9: 113Conophytum springbokense [elishae].........................9: 113(LT)Conophytum stegmanianum [truncatum]........................... 9: 113Conophytum stenandrum [obcordellum ssp.] .................... 9: 114Conophytum stephanii ............................9: 114-115(NT); 25: 22Conophytum stephanii ssp. helmutii ........................7: 58; 25: 23Conophytum stephanii ssp. stephanii................................. 25: 23Conophytum stevens-jonesianum...............9: 115; 15: 44; 25: 24Conophytum steytlervillense [truncatum].......................... 9: 115Conophytum stipitatum [uviforme] .................................... 9: 115Conophytum strictum......................................................... 9: 115Conophytum stylosum [bilobum] ................................9: 115(LT)Conophytum subacutum..................................................... 9: 115Conophytum subconfusum [piluliforme]............................ 9: 115Conophytum subcylindricum [variabile] ........................... 9: 115Conophytum subfenestratum9: 115(NT); 22: 26, 28, 31, 35; 24: 8, 9, 15, 18-19, 28, 35; 25: 26, 29Conophytum subglobosum [peersii] .......................... 9: 115(NT)Conophytum subincanum............................................9: 115-116Conophytum subrisum ............................... 9: 110, 116, 118, 119Conophytum subtenue [angustum]..................................... 9: 117Conophytum subterraneum sp.n.19: 15-18; 22: 26, 28, 31, 35; 24: 9, 18, 35;25: 29Conophytum subtile ....................................................9: 117(LT)Conophytum sulcatum [ectypum ssp.]................................ 9: 117Conophytum supremum ..................................................... 9: 117Conophytum swanepoelianum ................................... 9: 110, 117Conophytum swanepoelianum ssp. rubrolineatum..8: 83; 25: 30Conophytum swanepoelianum ssp. swanepoelianum ........ 25: 30Conophytum tabulare [johannis-winkleri]................. 9: 117(NT)Conophytum tantillum........................................................ 9: 117Conophytum tantillum ssp. amicorum ssp.n.15: 42-43, 45; 25: 26Conophytum tantillum ssp. eenkokerense...........7: 45-46; 25: 28Conophytum tantillum ssp. heleniae...................7: 56-58; 25: 28Conophytum tantillum ssp. inexpectatum ..............15: 43; 25: 26Conophytum tantillum ssp. lindenianum................15: 43; 25: 28Conophytum tantillum ssp. tantillum .....................15: 42; 25: 28Conophytum taylorianum............. 7: 46; 9: 117-118(NT); 24: 15Conophytum taylorianum ssp. ernianum ...............9: 118; 25: 27Conophytum taylorianum ssp. rosynense .......................... 25: 28Conophytum taylorianum ssp. taylorianum....................... 25: 27Conophytum tectum ........................................................... 9: 118Conophytum teguliflorum [frutescens] ...................... 9: 118(NT)Conophytum tenuisectum [subrisum]................................. 9: 118Conophytum terrestre [pellucidum ssp.]................6: 119; 9: 118Conophytum terricolor [pellucidum ssp. pellucidum var.]9: 118(NT)Conophytum tetracarpum .................................................. 9: 119Conophytum thudichumii [subrisum]................................. 9: 119

Conophytum tinctum .......................................................... 9: 119Conophytum tischeri .......................................................... 9: 119Conophytum tischleri..................................... 9: 119(LT); 15: 44Conophytum translucens.................................................... 9: 119Conophytum triebneri [karamoepense] ............................. 9: 119Conophytum truncatellum.......................................... 9: 119(NT)Conophytum truncatum.......................9: 113, 115, 119-120, 126Conophytum truncatum ssp. truncatum var. truncatum..... 25: 25Conophytum truncatum ssp. truncatum var. wiggettiae9: 126-127; 25: 25Conophytum truncatum ssp. viridicatum .................7: 62; 25: 25Conophytum tubatum......................................................... 9: 120Conophytum tumidum .................................................9: 120(LT)Conophytum tumidum var. asperulum ............................... 9: 120Conophytum turbiniforme [auriflorum ssp.]...................... 9: 120Conophytum turrigerum..........................9: 120-121(NT); 25: 26Conophytum udabibense [johannis-winkleri]............ 9: 121(NT)Conophytum umdausense................................................... 9: 121Conophytum ursprungianum ..................................... 9: 121(NT)Conophytum ursprungianum var. stayneri ........................ 9: 121Conophytum uviforme.........................7: 41, 61; 9: 121-122(NT)Conophytum uviforme var. clarum ................6: 117; 9: 115, 122Conophytum uviforme ssp. decoratum...7: 41; 9: 123; 25: 24, 25Conophytum uviforme fa. framesii..................................... 9: 122Conophytum uviforme fa. meleagris........................7: 59; 9: 122Conophytum uviforme var. occultum ................................. 9: 122Conophytum uviforme ssp. rauhii............................8: 78; 25: 24Conophytum uviforme ssp./var. subincanum .........9: 122; 25: 24Conophytum uviforme ssp./var. uviforme ........9: 122; 25: 24, 25Conophytum vagum ........................................................... 9: 122Conophytum vanbredae [globosum].................................. 9: 122Conophytum vanheerdei ................................9: 111, 122; 25: 31Conophytum vanheerdei × C. lithopoides.......................... 9: 122Conophytum vanrhynsdorpense [uviforme]............... 9: 122(NT)Conophytum vanzylii [calculus ssp.].................8: 65; 9: 122-123Conophytum variabile................................................ 9: 115, 123Conophytum varians [decoratum] ..................................... 9: 123Conophytum velutinum .............................................. 9: 111; 123Conophytum velutinum var. craterulum ............................ 6: 119Conophytum velutinum ssp. polyandrum............8: 75-76; 25: 27Conophytum velutinum ssp. velutinum .............................. 25: 27Conophytum velutinum × C. auriflorum ............................ 9: 111Conophytum verrucosum ...9: 123, 124; 24: 9, 18, 28, 35; 25: 25Conophytum vescum [saxetanum]...............................9: 123(LT)Conophytum victoris [subrisum]........................................ 9: 123Conophytum villetii [subrisum].......................................... 9: 123Conophytum violaciflorum.............................9: 111, 124; 25: 28Conophytum virens [brownii] ............................................ 9: 125Conophytum viride [viridicatum]....................................... 9: 125Conophytum viridicatum.................................................... 9: 125Conophytum viridicatum var. punctatum....................9: 125(LT)

Conophytum vitreopapillum [obscurum ssp.]..........8: 77; 9: 125Conophytum vlakmynense...........................................9: 125-126Conophytum wagneriorum................................................. 9: 126Conophytum wettsteinii............................9: 99, 126(NT); 25: 30Conophytum wettsteinii var. oculatum............................... 9: 126Conophytum wettsteinii var. speciosum..................... 9: 113, 126Conophytum wiesemannianum ...................................9: 126(LT)Conophytum wiggettiae [truncatum ssp. truncatum var.]9: 126-127Conophytum wittebergense [pictum] ................................. 9: 127Conophytum ‘Froggy’ cult.n. [ectypum × marnierianum]. 9: 106Conservation: Alien speciesAgave americana var. americana (southern Africa)25: 193-195; 26: 34, 35Agave angustifolia var. angustifolia (Eastern Cape)26: 34-35, 36Agave sisalana (southern Africa)......25: 193-195; 26: 34, 35, 37Agave vivipara var. vivipara (Eastern Cape)... 26: 34, 37, 38, 39Agave wercklei (South Africa).............. 20: 45-50; 26: 34, 39-40Aloe arborescens (Portugal) .....................................27: 166-167Aloe camperi (South Africa).........................................21: 17-20Casuarina equisetifolia (Réunion)..................................... 22: 51Chromolaena odorata [triffid weed] ................................. 17: 98Furcraea foetida (Réunion) ............................................... 22: 51Hiptage benghalensis [Butterfly Liana, or Hiptage].......... 22: 51Lantana camara [tickberry]...................................17: 98; 22: 51Litsea glutinosa (Réunion)................................................. 22: 51Opuntia ficus-indica......................................................... 25: 193Rubus alceifolius (Réunion)............................................... 22: 51Schinus terebinthifolius (Réunion) .................................... 22: 51Conservation: Authorities, parks & reservesBrazil: Parque Nacional do Catímbau, Pernambuco........ 25: 140IUCN Species Survival Commission, Cactus & Succulent Specialist Group.................................................................................. 25: 109, 111Madagascar, Reserve spéciale ‘Cap Ste. Marie’.......... 16: 10, 11Peru: Universidad Nacional Agraria, La Molina, Lima25: 114, 115Peru: Reserva Nacional de Lachay, Lima........................ 25: 115Yemen: Soqotra archipelago.........................................23: 23-24Conservation: Ex situDiscocactus gene-banks..................................................... 23: 55Haageocereus .................................................. 25: 111, 114, 115Haageocereus acranthus ssp. acranthus ......................... 25: 115Haageocereus decumbens................................................ 25: 115Haageocereus pseudomelanostele ssp. pseudomelanostele25: 115Haageocereus repens....................................................... 25: 115Haageocereus tenuis........................................................ 25: 115Haageocereus versicolor ssp. pseudoversicolor.............. 25: 115Kew scientific collections................................................ 27: 128Conservation: ExtinctionsHaageocereus pseudomelanostele at type loc. .................. 25: 49Conservation: In situHaageocereus .................................................................. 25: 111Haageocereus acranthus ssp. backebergii ...................... 25: 115

Haageocereus acranthus ssp. zonatus ............................. 25: 115Haageocereus platinospinus............................................ 25: 115Haageocereus pseudomelanostele ssp. aureispinus ........ 25: 115Haageocereus pseudomelanostele ssp. carminiflorus ..... 25: 115Haageocereus pseudomelanostele ssp. turbidus.............. 25: 115Haageocereus tenuis........................................................ 25: 115Haageocereus versicolor ssp. versicolor......................... 25: 115Conservation: Pests & predatorsAchatina fulica [Great African Land Snail]..................22: 50-51Acraea natalica natalica [Natal Acraea Butterfly]...... 20: 74, 77Ants, feeding on buds & flowers ....................................... 27: 65Carpophilus hemipterus (Nitidulidae) [Dried-fruit Beetle]27: 64Conolophus sp. [Galapagos Land Iguana]........................... 27: 4Eriophyes aloinis [Aloe Mite] ........................................... 23: 29Geochelone nigra [Galapagos Giant tortoise] ................. 27: 4, 7Hystrix africaeaustralis [Porcupine]........................16: 6; 21: 60Papio ursinus [Baboon] ..................................................... 21: 60Procavia capensis [Rock Hyrax]....................................... 21: 60Pycnonotus nigricans [African Red-eye Bulbul songbird].. 16: 6Salamis augustina [butterfly]....................................... 22: 50, 51Salamis augustina ssp. vinsoni [butterfly – perhaps extinct]22: 50, 51Scale insects....................................................................... 23: 29Tragelaphus strepsiceros [Kudu] ...................................... 16: 60Trigona spinipes [bee: flower-bud predation] ................. 25: 136Zosterops pallidus [Cape White-eye passerine bird]........... 16: 6Conservation: StatusAdenia gummifera.............................................................. 20: 76Agave lechuguila.............................................................. 24: 112Aloe craibii......................................................................... 21: 28Aloe greatheadii var. davyana ........................................... 19: 58Aloe perryi ....................................................................20: 27-28Aloe pillansii [dichotoma var.] Namibia.......................21: 57-62Aloe pillansii [dichotoma var.] Richtersveld, Cornellskop15: 6-7Bolivian epiphytic cacti ..................................................18: 2-30Discocactus, Brazilian ....................................................... 23: 42Discocactus bahiensis.......................................23: 49, 52-53, 55Discocactus catingicola....................................23: 50, 53-54, 55Discocactus zehntneri ssp. boomianus ...................23: 52, 54-55Discocactus zehntneri ssp. zehntneri ..................... 23: 51, 54, 55Duvaliandra dioscoridis .........................................20: 24, 27-28Echinocereus palmeri ssp. mazapil...................................22: 5-6Eriosyce caligophila ...................................................23: 4-5, 15Eriosyce iquiquensis [recondita ssp.] ................................ 23: 15Eriosyce islayensis............................................................. 23: 15Haageocereus ................................................25: 46-47, 109-111Haageocereus acranthus ..............................................25: 62-63Haageocereus acranthus ssp. acranthus ........................... 25: 64Haageocereus acranthus ssp. backebergii ........................ 25: 69Haageocereus acranthus ssp. zonatus ............................... 25: 72Haageocereus chilensis ..................................................... 25: 73

Haageocereus decumbens.............................................25: 76-77Haageocereus platinospinus........................................ 25: 80, 82Haageocereus pseudomelanostele..................................... 25: 83Haageocereus pseudomelanostele ssp. pseudomelanostele25: 85Haageocereus pseudomelanostele ssp. aureispinus .......... 25: 89Haageocereus pseudomelanostele ssp. carminiflorus ....... 25: 91Haageocereus pseudomelanostele ssp. turbidus................ 25: 93Haageocereus repens......................................................... 25: 97Haageocereus tenuis.......................................................... 25: 99Haageocereus versicolor ................................................. 25: 100Haageocereus versicolor ssp. versicolor......................... 25: 106Haageocereus versicolor ssp. pseudoversicolor.............. 25: 106National Conservation Value (NCV) index, epiphytic cacti18: 4, 26Parodia allosiphon............................................................. 25: 42Pediocactus bradyi............................................................. 27: 64Pelecyphora strobiliformis....................................... 24: 112, 114Ruschia acutangula............................................................ 20: 21Tacinga inamoena ssp. subcylindrica.......................... 21: 14, 16Turbinicarpus laui ............................................................21: 7-8Conservation: ThreatsAgriculture: crops .........................................23: 53; 25: 139-140Collecting/gathering: illegal...................................21: 60; 24: 84Collecting/gathering: for curative properties..................... 22: 51Domestic animals...................................................21: 60; 27: 64Domestic animals: goats ......................................23: 29; 24: 112Domestic animals: horses ................................................ 24: 112Mining.......................................................................... 24: 80, 82Mineworking: Rosh Pinah Mine.............................21: 60-61, 62Proximity to cities/development ................25: 46-47, 49-50, 109Soil erosion ...................................................................... 24: 112ConsoleaConsolea ................................................8: 88; 24: 96, 99; 27: 55Consolea acaulis................................................................ 13: 94Consolea bahamana......................................................... 13: 108Consolea corallicola........................................................ 14: 113Consolea falcata ...........................................................15: 98-99Consolea ferox [moniliformis] ........................................... 15: 99Consolea leucacantha [moniliformis?]............................ 17: 125Consolea macracantha .................................................... 18: 114Consolea microcarpa n.illeg. [picardae]......................... 19: 101Consolea millspaughii ..................................................... 18: 129Consolea moniliformis14: 120; 15: 99; 16: 34, 129; 17: 125; 18: 132; 20: 88,99, 90-91, 114-115; 22: 66; 24: 96-97, 98-99, 101-102, 104Consolea moniliformis ssp. guantanamana..................... 18: 132Consolea nashii................................................................ 18: 134Consolea nashii × O. dillenii [Opuntia ×lucayana] ........ 17: 130Consolea nashii ssp. gibarensis................................18: 134-135Consolea picardae ........................................................... 19: 101Consolea rubescens .............................................14: 105; 20: 63Consolea spinosissima.....................16: 127; 21: 76, 77, 78, 127

CopiapoaCopiapoa, annotated dictionary entry........................4: 73; 8: 91Copiapoa flowering period................................................ 26: 80Copiapoa cinerea............................................................... 27: 44Copiapoa cinerea var. gigantea comb.n. [gigantea] ........... 5: 92Copiapoa cinerea var. haseltoniana [gigantea] .................. 5: 92Copiapoa gigantea............................................................... 5: 92Copiapoa gigantea var. haseltoniana [gigantea] ................ 5: 92Copiapoa humilis................................................................. 1: 87CorpusculariaCorpuscularia .................................................................... 27: 94Corpuscularia angustipetala ........................................... 27: 109CorryocactusCorryocactus, annotated dictionary entry..................4: 73; 8: 91Corryocactus melanotrichus................................................ 18: 5CorynopuntiaCorynopuntia [Grusonia].........8: 88; 24: 96, 104; 27: 50, 54, 55Corynopuntia agglomerata [Grusonia] ............................. 13: 95Corynopuntia bulbispina [Grusonia]............................... 13: 117Corynopuntia clavata [Grusonia].................................... 14: 110Corynopuntia dumetorum [Grusonia] ............................. 14: 136Corynopuntia grahamii [Grusonia]16: 125, 126; 24: 98, 100-103Corynopuntia invicta [Grusonia]..................................... 17: 116Corynopuntia moelleri [Grusonia] .................................. 18: 130Corynopuntia parishiorum [Grusonia].............................. 19: 94Corynopuntia planibulbispina [Grusonia grahamii] 19: 102-103Corynopuntia pulchella [Grusonia]................................. 19: 114Corynopuntia reflexispina [Grusonia]............................... 20: 55Corynopuntia schottii [Grusonia]...................................... 21: 67Corynopuntia stanlyi [Grusonia]....................................... 21: 79Corynopuntia stanlyi var. kunzei [Grusonia kunzei] ....... 17: 120Corynopuntia stanlyi var. parishiorum [Grusonia]........... 19: 94Corynopuntia stanlyi var. wrightiana [Grusonia kunzei]..21: 79Corynopuntia vilis [Grusonia]................................... 22: 71(HT)Corynopuntia vilis var. bernhardinii n.nud. [Grusonia vilis]13: 112; 22: 71CoryphanthaCoryphantha ...................................................................... 27: 67Coryphantha, annotated dictionary entry ..................4: 75; 8: 94Coryphantha ceratites [Neolloydia conoidea]..................... 4: 13Coryphantha clavata............................................................ 4: 10Coryphantha conoidea var. ceratites [Neolloydia conoidea]4: 13Coryphantha cornifera.......................................3: 71, 79; 15: 62Coryphantha cubensis [Escobaria]...................................... 4: 11Coryphantha minima [Escobaria] ..................................... 24: 76Coryphantha octacantha........................................ 15: 54, 61, 63Coryphantha odorata [Cumarinia]................................ 4: 10, 11Coryphantha pulleineana..................................................... 4: 10Coryphantha pynacantha............................................. 15: 61, 63Coryphantha radians ...................................3: 79; 15: 54, 61, 63Coryphantha scheeri.......................................................... 24: 78

Coryphantha stuetzlei [Neolloydia conoidea] ..............4: 13(LT)Coryphantha vivipara [Escobaria].............................. 27: 40, 62CotyledonCotyledon eliseae sp.n. .................................................15: 65-68Cotyledon orbiculata var. orbiculata................................. 15: 65Cotyledon stolonifera [aff. Echeveria gibbiflora] ......... 27: 9, 11Cotyledon tomentosa.......................................................... 15: 65Cotyledon tomentosa ssp. ladismithiensis.......................... 27: 22Cotyledon umbilicus n.fals................................................... 27: 8Cotyledon woodii ............................................................... 15: 65CullmanniaCullmannia [Peniocereus] ................................................... 8: 89CrassulaCrassula ............................................................................... 25: 3Crassula obliqua [perfoliata var. falcata] ......................... 21: 37Crassula perfoliata var. falcata ......................................... 21: 37CrassulaceaeCrassulaceae..................................................21: 21; 27: 42, 122Crassulaceae subf. Sedoideae ......................................12: 37-56Crassulaceae subf. Sempervivoideae................................. 10: 58CryptocereusCryptocereus [Selenicereus] ................................................ 8: 89Cryptocereus anthonyanus [Selenicereus]........................... 7: 93CumariniaCumarinia ............................................................................ 8: 94Cumarinia odorata......................................................... 4: 10, 11CultivationAdenia gummifera.........................................................20: 76-77Agave hurteri ..................................................................... 22: 18Chortolirion angolense .................................................24: 91-92Tissue-culture..................................................................1: 84-90Cultivation: Propagation techniquesAdenia goetzei tissue culture.........................................24: 61-65Ariocarpus kotschoubeyanus tissue culture..................24: 83-88Chortolirion angolense .................................................24: 91-92Coconut water, as source of cytokinins ....................... 24: 84, 86Micropropagation: Tissue culture10: 33-48, 85-88; 13: 38-42; 25: 33-36Murashige-Skoog in vitro growing medium...................... 24: 84Turbinicarpus laui tissue culture ....................................21: 7-12CumulopuntiaCumulopuntia [Opuntia]..................8: 88; 24: 96; 26: 63; 27: 55Cumulopuntia albiscoparia [pentlandii]............................ 13: 96Cumulopuntia alboareolata [zehnderi].............................. 13: 96Cumulopuntia berteri [Eriosyce subgibbosa].................. 13: 112Cumulopuntia boliviana [pentlandii].................13: 114; 21: 127Cumulopuntia boliviana ssp. ignescens [ignescens].......... 26: 64Cumulopuntia chichensis.....................................14: 107; 27: 32Cumulopuntia chichensis var. colchana [chichensis]...... 14: 107Cumulopuntia corotilla............................................ 14: 103, 113Cumulopuntia corotilla var. aurantiaciflora [corotilla]..14: 116

Cumulopuntia crassicylindrica [sphaerica] .................... 14: 117Cumulopuntia dactylifera14: 125, 128, 136; 15: 105; 18: 137; 19: 115-116Cumulopuntia echinacea [Cumulopuntia pentlandii]...... 14: 137Cumulopuntia famatinensis [pentlandii]............................ 15: 99Cumulopuntia flexispina [Cumulopuntia]........................ 15: 105Cumulopuntia frigida....................................................... 15: 109Cumulopuntia fulvicoma....................................13: 112; 15: 111Cumulopuntia galerasensis.............................................. 16: 120Cumulopuntia hystrix..................................................21: 64(LT)Cumulopuntia ignescens ........................15: 105; 17: 110; 26: 64Cumulopuntia ignota ................................................17: 110-111Cumulopuntia kuenrichiana n.inval. [sphaerica] .....17: 119-120Cumulopuntia leucophaea14: 134; 17: 125; 18: 133; 21: 74-75; 22: 60Cumulopuntia melanacantha [as Tephrocactus] ............. 18: 121Cumulopuntia mistiensis.................................................. 18: 130Cumulopuntia multiareolata [sphaerica] .................18: 133(LT)Cumulopuntia pampana [pentlandii]................................. 19: 94Cumulopuntia pentlandii13: 96, 105, 108, 114, 137; 15: 99; 16: 130; 19: 94,96-97; 20: 52; 23: 61Cumulopuntia pyrrhacantha [dactylifera]................19: 115-116Cumulopuntia rauppiana [sphaerica]................................ 21: 74Cumulopuntia recurvata .................................................... 20: 55Cumulopuntia rossiana........................................18: 124; 20: 62Cumulopuntia sphaerica14: 117, 134; 17: 119-120; 18: 130, 133; 21: 74, 79;24: 100-103[Cumulopuntia] subinermis ..........................................21: 83-84Cumulopuntia subterranea [Maihueniopsis] ..................... 21: 85Cumulopuntia ticnamarensis ............................................. 22: 57Cumulopuntia tortispina .................................................. 16: 128Cumulopuntia tubercularis [leucophaea].......................... 22: 60Cumulopuntia tumida [sphaerica] ..................................... 22: 61Cumulopuntia unguispina var. major [leucophaea] .......... 22: 66Cumulopuntia zehnderi.................... 13: 96; 17: 128-129; 23: 66CussoniaCussonia thyrsiflora........................................................... 27: 18CylindrophyllumCylindrophyllum .............................................................. 27: 115Cylindrophyllum dichroum [Ruschia]................................ 17: 46Cylindrophyllum tugwelliae..................................... 27: 100, 109CylindropuntiaCylindropuntia8: 88; 24: 94-96, 101-102, 104; 26: 63; 27: 41, 55Cylindropuntia abyssi ........................................................ 13: 92Cylindropuntia acanthocarpa.......................................13: 92-93Cylindropuntia acanthocarpa var. coloradensis ............... 13: 93Cylindropuntia acanthocarpa var. coloradensis × echinocarpa [×deserta] 14:133Cylindropuntia acanthocarpa var. coloradensis ∑ bigelovii [∑munzii] 18:133-134Cylindropuntia acanthocarpa var. major .......................... 13: 93Cylindropuntia acanthocarpa var. ramosa [var. major]13: 93-94

Cylindropuntia acanthocarpa var. thornberi............... 13: 89, 94Cylindropuntia acanthocarpa var. thornberi × whipplei [×congesta] 13:102Cylindropuntia alamosensis [thurberi].............................. 13: 95Cylindropuntia alcahes.............................................. 13: 96, 116Cylindropuntia alcahes var. burrageana......................... 13: 117Cylindropuntia anteojoensis ............................................ 13: 100Cylindropuntia arbuscula ................................................ 13: 102Cylindropuntia arbuscula × spinosior [×neoarbuscula].18: 135Cylindropuntia arbuscula × versicolor [×vivipara] .......... 22: 73Cylindropuntia arbuscula var. congesta [congesta]........ 13: 102Cylindropuntia bigelovii ................13: 112, 113; 27: 62, 65, 130Cylindropuntia bigelovii × echinocarpa [×fosbergii]...... 13: 112Cylindropuntia bigelovii var. ciribe................................. 14: 109Cylindropuntia brevispina [alcahes] ............................... 13: 116Cylindropuntia brittonii [leptocaulis].............................. 13: 116Cylindropuntia bulbispina [Grusonia] ............................ 13: 117Cylindropuntia burrageana ............................................. 13: 117Cylindropuntia caerulescens [kleiniae] ........................... 14: 101Cylindropuntia californica13: 111-112; 14: 102; 16: 129; 21: 70Cylindropuntia californica var. californica....................... 19: 95Cylindropuntia californica var. parkeri...............14: 136; 19: 95Cylindropuntia californica var. rosarica..................... 20: 60, 61Cylindropuntia calmalliana...............................14: 102; 21: 127Cylindropuntia cardenche [imbricata] ............................ 14: 104Cylindropuntia caribaea....................................14: 104; 18: 124Cylindropuntia cholla ...............................................14: 108-109Cylindropuntia ciribe [bigelovii var.].............................. 14: 109Cylindropuntia clavarioides [Maihueniopsis] ................. 14: 109Cylindropuntia clavata [Grusonia].................................. 14: 110Cylindropuntia clavellina [molesta var.] ......................... 14: 110Cylindropuntia ×congesta [acanthocarpa var. thornberi × whipplei] 13:102Cylindropuntia cylindrica [Austrocylindropuntia].......... 14: 125Cylindropuntia davisii ............................................. 14: 129, 130Cylindropuntia densiaculeata.......................................... 14: 132Cylindropuntia ×deserta [acanthocarpa var. coloradensis × echinocarpa] 14:133Cylindropuntia echinocarpa ............14: 137; 23: 61; 24: 99, 102Cylindropuntia exaltata [Austrocylindropuntia subulata]14: 143Cylindropuntia ×fosbergii [bigelovii × echinocarpa]...... 13: 112Cylindropuntia fulgida.........................................15: 110; 23: 39Cylindropuntia fulgida var. mamillata .....................15: 110-111Cylindropuntia fulgida ‘Monstrosa’ ................................ 15: 111Cylindropuntia ganderi.............................13: 93; 24: 98-99, 102Cylindropuntia haematacantha [Austrocylindropuntia verschaffeltii] 16:128(NT)Cylindropuntia hamiltoniae n.inval. [californica]........... 16: 129Cylindropuntia heteracantha n.nud. [Maihueniopsis nigrispina]16: 131Cylindropuntia hualpaensis [whipplei]............................ 16: 134

Cylindropuntia humahuacana [Austrocylindropuntia shaferi]16: 134Cylindropuntia hypsophila [Austrocylindropuntia verschaffeltii]16: 136Cylindropuntia hystrix [tunicata] .................................... 16: 136Cylindropuntia imbricata13: 100, 102; 14: 104, 116, 120, 130, 144; 15: 60,63, 98; 16: 120, 133; 17: 111; 18: 117, 121; 20: 66; 21: 78; 22: 65, 70; 24: 98-99, 102Cylindropuntia imbricata × whipplei [×viridiflora] .....22: 72-73Cylindropuntia imbricata ‘White Tower’........................ 17: 111Cylindropuntia imbricata var. argentea [Cylindropuntia]17: 111Cylindropuntia intermedia n.inval. [Austrocylindropuntia cylindrica] 13:115; 17: 116Cylindropuntia kleiniae14: 101; 15: 60, 63; 17: 119; 19: 97; 20: 54-55; 23: 62-63Cylindropuntia kleiniae ‘Cristata’ ................................... 17: 119Cylindropuntia kleiniae var. cristata [‘Cristata’] ............ 17: 119Cylindropuntia kleiniae var. laetivirens [Cylindropuntia kleiniae] 17: 119Cylindropuntia kleiniae ssp./var. tetracantha [Cylindropuntia tetracantha] 17:119Cylindropuntia leptocaulis13: 116; 15: 52, 60, 63, 109; 16: 124-125; 17: 124-125; 20: 52; 24: 95, 98-99Cylindropuntia leptocaulis var. badia [leptocaulis] ........ 17: 124Cylindropuntia leptocaulis var. brevispina [leptocaulis]15: 109, 110Cylindropuntia leptocaulis var. glauca [leptocaulis] ...... 17: 124Cylindropuntia leptocaulis var. longispina [leptocaulis]15: 109-110Cylindropuntia leptocaulis var. pluriseta [leptocaulis]... 17: 124Cylindropuntia leptocaulis var. robustior [leptocaulis]17: 124-125Cylindropuntia leptocaulis var. tenuior [leptocaulis]...... 17: 125Cylindropuntia leptocaulis var. vaginata [leptocaulis] ... 17: 125Cylindropuntia lindsayi ................................................... 17: 127Cylindropuntia lloydii [imbricata]........................... 17: 111, 113Cylindropuntia maldonadensis [aurantiaca]................... 18: 117Cylindropuntia miquelii [Miqueliopuntia]....................... 18: 129Cylindropuntia moelleri [Grusonia]................................ 18: 130Cylindropuntia molesta.................................................... 18: 131Cylindropuntia molesta var. clavellina.....................14: 110-111Cylindropuntia mortolensis ......................................18: 132-133Cylindropuntia ×multigeniculata [echinocarpa × whipplei]18: 133Cylindropuntia ∑munzii [acanthocarpa var. coloradensis ∑ bigelovii] 18:133-134Cylindropuntia ×neoarbuscula [arbuscula × spinosior].18: 135Cylindropuntia pachypus [Austrocylindropuntia] ............. 19: 92Cylindropuntia pallida [rosea] .......................................... 19: 92Cylindropuntia parryi [californica var. parkeri]............... 19: 95Cylindropuntia prolifera........................................19: 112; 26: 2Cylindropuntia ramosissima...............20: 52, 53; 24: 98-99, 102Cylindropuntia recondita [kleiniae] .............................20: 54-55Cylindropuntia recondita var. perrita [kleiniae] ............... 19: 97Cylindropuntia rosarica [californica var.] .................. 20: 60, 61Cylindropuntia rosea .............13: 120; 19: 72, 92; 20: 61; 21: 84Cylindropuntia rosea var. atrorosea.............................20: 61-62

Cylindropuntia salmiana [Opuntia]................................... 21: 63Cylindropuntia sanfelipensis ............................................. 21: 64Cylindropuntia santa-maria..........................................21: 65-66Cylindropuntia schickendantzii [Opuntia]......................... 21: 67Cylindropuntia shaferi [Austrocylindropuntia] ................. 21: 70Cylindropuntia spegazzinii [Opuntia salmiana]................ 21: 74Cylindropuntia spinosior ................................................... 21: 76Cylindropuntia subulata [Austrocylindropuntia] .............. 21: 86Cylindropuntia tephrocactoides [Austrocylindropuntia yanganucensis] 22:55Cylindropuntia teres [Austrocylindropuntia] .................... 22: 55Cylindropuntia tesajo......................................14: 109; 22: 55-56Cylindropuntia tesajo var. cineracea [tesajo] ................. 14: 109Cylindropuntia tetracantha.............................................. 17: 119Cylindropuntia thurberi....................................13: 95; 22: 56-57Cylindropuntia tunicata3: 89; 15: 53, 61, 63, 111-112; 16: 136; 19: 113; 21:80; 22: 62-63Cylindropuntia tunicata var. aricensis .......................22: 63(LT)Cylindropuntia tunicata var. chilensis........................22: 63(LT)Cylindropuntia verschaffeltii [Austrocylindropuntia] ....... 22: 68Cylindropuntia verschaffeltii fa. longispina [Austrocylindropuntiaverschaffeltii] ................................................................22: 68-69Cylindropuntia vestita [Austrocylindropuntia].................. 22: 69Cylindropuntia vestita var. major [Austrocylindropuntia vestita] 22: 70(HT)Cylindropuntia ×viridiflora [imbricata × whipplei] .....22: 72-73Cylindropuntia weingartiana [Austrocylindropuntia shaferi]23: 58-59Cylindropuntia whipplei ......................................16: 134; 23: 60Cylindropuntia whipplei var. enodis [whipplei] ................ 23: 60Cylindropuntia wigginsii [echinocarpa]............................ 23: 61Cylindropuntia wolfii....................................................... 14: 138CynanchumCynanchum lecomtei.................................................... 14: 11, 13Cynanchum sigridiae sp.n.............................................14: 10-13CyphostemmaCyphostemma bainesii ....................................................... 27: 24Cypripedium calceolus................................................................. 27: 142Cytology & geneticsAllozymes ............................................................................ 26: 4Blossfeldia.....................................................................22: 10-11Chloroplasts ......................................................................... 26: 4Gene-gene interaction ...................................................27: 42-43Genetic drift ..................................................................27: 39-41Inbreeding .......................................................................... 27: 41Mitochondria........................................................................ 26: 4Polyploidy.........................................................27: 38, 41-42, 44Cytology & genetics: Chromosome numbersAgave.........................................................................21: 121-125Aloe .................................................................................20: 5-12Aloe vera [changed by tissue culture]................................ 25: 35Blossfeldia liliputana ......................................................... 22: 10

Cactaceae............................................................26: 4; 27: 41-42Cynanchum sigridiae ......................................................... 14: 11×Gasteraloe hybrids .................................................16: 116-118Glottiphyllum ............................................................... 11: 24, 26Karimbolea mariensis........................................................ 16: 10Melocactus ............................................................20: 36; 21: 1-6Mesembryanthema........................................................... 27: 111Mesembryanthemum floribundum [changed by tissue culture]10: 37Monanthes.......................................................................... 10: 56Pachypodium...................................................................... 22: 88Piaranthus.......................................................................... 12: 65Rhipsalis baccifera........................................................13: 63-64Vanheerdea ........................................................................ 10: 12Cytology & genetics: Genome mapsCactaceae subf. Cactoideae: intron loss in the rpoC1 gene 13: 5Cactaceae v. tobacco, showing cpDNA inversion .............. 13: 4Leguminosae: loss of rpl2 intron ..................................... 25: 187Mammillaria ser. Stylothelae: loss of rpl16 intron ...25: 187-192Mammillaria ser. Stylothelae: rpl16 gene & adjacent genes25: 189, 190Nicotiana tabacum cpDNA.................................................. 13: 3Ruschieae: loss of rpoC1 intron............................... 27: 113, 118Cytology & genetics: Hybridisation & polyploidyCactaceae...................................................... 26: 1-18; 27: 38-44CyphostemmaCyphostemma uter ................................................... 17: 105, 107Daboecia cantabrica...................................................................... 16: 19DasylirionDasylirion wheeleri.............................................................. 1: 31DeamiaDeamia [Selenicereus]......................................................... 8: 89Deamia testudo [Selenicereus] ............................................ 7: 93DelaetiaDelaetia [Eriosyce] .............................................................. 8: 92DeilantheDeilanthe....................................................................15: i, 37-38Deilanthe hilmarii.........................................................15: 37-38Deilanthe peersii...........................................................15: 37-38Deilanthe thudichumii..................................................... 15: i, 38×Delosphyllum×Delosphyllum ............................................................. 11: 34, 47×Delosphyllum schickii...................................................... 11: 47DelospermaDelosperma15: 38; 23: 105-106, 107-108, 110-116; 25: 160, 181; 27: 91, 108-109, 112. 116-117Delsoperma sect. Angustifolia ........................................... 26: 54Delsoperma sect. Planifolia............................................... 26: 54Delosperma abyssinicum .................26: 41, 42-43, 51, 53-54, 57Delosperma asperulum [Drosanthemum]..........18: 108; 21: 117Delosperma bosseranum.................................................... 26: 51Delosperma bredai [Drosanthemum asperulum]18: 108; 21: 117

Delosperma burtoniae [neethlingiae ....................... 23: 111, 113Delosperma carolinense var. compactum.......................... 15: 46Delosperma crassum........................................................ 18: 108Delosperma davyi .............................................................. 26: 54Delosperma deilanthoides sp.n...............................15: 45, 46-47Delosperma dyeri............................................................... 15: 46Delosperma echinatum ........................................25: 160; 26: 57Delosperma echinatum × Glottiphyllum cf.linguiforme .... 11: 34Delosperma expersum [Drosanthemum] ......................... 18: 107Delosperma expersum var. decumbens [Drosanthemum] 18: 107Delosperma gautengense................................................... 26: 54Delosperma harazianum.................26: 41, 48, 52-54, 56, 57, 59Delosperma herbeum......................................................... 26: 54Delosperma mahoni........................................................... 26: 54Delosperma nakurense23: 106, 107; 26: 41, 46, 47-48, 49, 51, 53-54, 57, 59Delosperma napiforme....................................................... 26: 51Delosperma neethlingiae ..13: 106, 108, 110, 111, 113-114, 116Delosperma nubigenum ..................................................... 15: 38Delosperma oehleri...............................26: 48, 50-51, 54, 57, 59Delosperma papillatum [Drosanthemum] ......................... 18: 93Delosperma pontii............................................ 23: 110, 111, 112Delosperma sawdahense sp.n.26: 41, 48, 51, 52-54, 55, 57, 60-61Delosperma schimperi23: 106, 108; 26: 41, 43, 44, 45, 47, 51, 53-54, 57, 61Delosperma sphalmanthoides............................................ 15: 38Delosperma steytlerae ....................................................... 26: 54Delosperma wilmaniae ...................................................... 26: 54DendrobiumDendrobium anosmum....................................................... 27: 23DendrocereusDendrocereus....................................................................... 8: 89Dendrocereus arboreus ..................................................... 16: 34Dendrocereus nudiflorus ............................................. 16: 34, 36Dendrocereus undulosus....... 2: 41, 51-53(HT); 20: 89, 105-106DenmozaDenmoza, annotated dictionary entry ............................ 8: 91, 99Denmoza × Trichocereus [×Trichomoza].......................... 19: 59Denmoza rhodacantha......................................19: 59, 61-63, 65Denmoza rhodacantha × Trichocereus atacamensis [×Trichomoza roseiflora]............................................................................................ 19: 59DerenbergiaDerenbergia, Schwantes proposed genus.......................... 6: 111Derenbergia densipunc[ta]ta............................................... 7: 41DesmidorchisDesmidorchis taxonomy ...................................................... 1: 82Desmidorchis subg. Apteranthes n.nud. .............................. 8: 15Desmidorchis subg. Teberoucosia n.nud............................. 8: 15Desmidorchis acutangula [retrospiciens]........................ 8: 8; 18Desmidorchis crenulata [Caralluma].................................. 8: 16Desmidorchis edithae............................................................. 8: 8Desmidorchis flava .............................................................. 8: 19

Desmidorchis forskalii n.illeg. [Caralluma quadrangula]7: 83; 8: 20Desmidorchis pauciflora [Caralluma]................................. 8: 16Desmidorchis quadrangula [Caralluma]6: 46; 7: 83; 8: 20; 11: 63Desmidorchis speciosa.............................................8: 19; 27: 29Desmidorchis umbellata [Caralluma] ................................. 8: 16Dichapetalum cymosum................................................................. 21: 23DichrocaulonDichrocaulon ..................................................................... 22: 34Dichrocaulon ramulosum ........................................ 27: 100, 109DidiereaDidierea trollii ............................................................. 27: 23, 25DidiereaceaeDidiereaceae................................................................ 27: 37, 44DidymaotusDidymaotus .................................................................. 22: 31, 32Didymaotus lapidiformis............................ 22: 24, 26, 29, 31, 35DigitorebutiaDigitorebutia [Aylostera]..................................................... 8: 91DinteranthusDinteranthus22: 25, 27, 32, 33; 24: 2-3, 10, 14-17, 19, 22, 27, 29, 31-33, 35-36Dinteranthus inexpectatus .......22: 24, 28, 31, 32, 33, 35; 24: 31Dinteranthus microspermus..........................................24: 11-12Dinteranthus pole-evansii.......................... 22: 25, 28, 31, 33, 35Dinteranthus puberulus ..................................................... 24: 12Dinteranthus vanzylii..... 24: 3-4, 9, 11, 13, 18-19, 22, 31, 34-36Dinteranthus wilmotianus............................................ 22: 31, 35DioscoreaDioscorea basiclavicaulis............................................ 27: 22, 24Dioscorea elephantipes.................................................. 27: 9, 18DiplosomaDiplosoma.....................................................................15: 38-39Diplosoma luckhoffii...............................................15: 38-39, 40Diplosoma retroversum ................................................15: 38-39DiscocactusDiscocactus.................................... 23: 41-42, 46; 26: 15; 27: 39Discocactus, annotated dictionary entry....................4: 73; 8: 91Discocactus albispinus [zehntneri ssp. zehntneri]..23: 43-44, 50Discocactus araneispinus [zehntneri ssp. boomianus]23: 43-44, 51Discocactus bahiensis 23: 42-44, 46-47, 48, 52-53; 26: 9, 10, 16Discocactus bahiensis × zehntneri................................. 26: 9, 10Discocactus bahiensis ssp. gracilis [bahiensis]23: 43-44, 47, 52-53; 26: 9Discocactus bahiensis ssp. subviridigriseus [bahiensis]23: 43-44, 47Discocactus boomianus [zehntneri ssp. boomianus]9: 86; 23: 43-44, 51Discocactus buenekeri [zehntneri ssp. boomianus]23: 42, 43, 51Discocactus catingicola...................23: 42-44, 46, 48, 49-50, 53Discocactus catingicola ssp. catingicola var. nigrisaetosus [catingicola] 23:43Discocactus catingicola ssp. griseus [catingicola]............ 23: 43Discocactus catingicola ssp. nigrisaetosus [catingicola]..23: 49

Discocactus catingicola ssp. rapirhizus [catingicola].23: 43, 49Discocactus griseus [catingicola]...................................... 23: 43Discocactus hartmannii [heptacanthus ssp. magnimammus]9: 86Discocactus heptacanthus [catingicola]...................... 23: 42, 53Discocactus heptacanthus ssp. catingicola [catingicola]23: 42, 43Discocactus heptacanthus ssp. heptacanthus [catingicola]23: 43, 53Discocactus heptacanthus ssp. magnimammus comb.n. ..... 9: 86Discocactus insignis [placentiformis]................................ 23: 46Discocactus magnimammus [heptacanthus ssp. magnimammus] 9: 86Discocactus magnimammus ssp. bonitoensis [heptacanthus ssp.magnimammus].................................................................... 9: 86Discocactus nigrisaetosus [catingicola]...........23: 43-44, 49, 53Discocactus piauiensis [catingicola] ................................. 23: 49Discocactus placentiformis...... 17: 21; 23: 46; 24: 54, 56, 58-59Discocactus placentiformis Br.&R. non (Lehm.) Schum. [bahiensis] 23:47Discocactus pseudoinsignis sp.n.......................................... 9: 86Discocactus rapirhizus [catingicola]................23: 43-44, 49, 53Discocactus spinosior [catingicola] ...................... 23: 43, 49, 53Discocactus subviridigriseus [bahiensis] ....23: 43-44, 47, 52-53Discocactus tricornis ................................................... 17: 12, 16Discocactus zehntneri ......23: 42-43, 50-51, 52, 54-55; 26: 9, 10Discocactus zehntneri ssp./var./fa. albispinus [ssp. zehntneri]23: 43, 50Discocactus zehntneri ssp./var. araneispinus [ssp. boomianus]23: 43, 51Discocactus zehntneri ssp./var. boomianus stat.n.9: 86; 2: 43-44, 46, 49, 51-52, 54-55Discocactus zehntneri ssp. buenekeri [ssp. boomianus]23: 43, 51Discocactus zehntneri ssp./var. horstiorum [ssp. boomianus]23: 43-44, 51Discocactus zehntneri ssp. zehntneri ....23: 43-44, 46, 48, 51, 55DisocactusDisocactus, annotated dictionary entry................4: 69; 8: 89, 98Discocactus, Brazilian ..................................................23: 41-56Disocactus recircumscription..........................................9: 86-88Disocactus subg. Ackermannia comb.n............................... 9: 87Disocactus subg. Aporocactus comb. & stat.n. ................... 9: 87Disocactus subg. Disocactus ............................................... 9: 87Disocactus subg. Nopalxochia comb.& stat.n. .............. 9: 87, 88Disocactus subg. Wittia comb.& stat.n.......................... 9: 87, 88Disocactus ackermannii comb.n.......................................... 9: 87Disocactus ackermannii fa. candidus comb.n. .................... 9: 87Disocactus ackermannii var. conzattianus comb.n.............. 9: 87Disocactus aurantiacus comb.n........................................... 9: 87Disocactus cinnabarinus comb.n......................................... 9: 87Disocactus flagelliformis comb.n.9: 87; 15: 53, 54, 59, 61; 17: 12Disocactus horichii [Pseudorhipsalis]................................. 9: 90Disocactus ×hybridus comb.n.............................................. 9: 88Disocactus lankesteri [Pseudorhipsalis].............................. 9: 90Disocactus macdougalii comb.n.......................................... 9: 88Disocactus ×mallisonii comb.n............................................ 9: 88Disocactus martianus comb.n.............................................. 9: 88

Disocactus phyllanthoides comb.n.9: 88; 12: 12, 22; 21: 73; 27: 8Disocactus schrankii comb.n.....................................7: 92; 9: 87Disocactus speciosus comb.n.12: 12, 25; 17: 4; 9: 87; 17: 4, 5, 9, 16, 22; 27: 8Disocactus speciosus fa. amecamensis comb.& stat.n. ....... 9: 87Disocactus ×violaceus comb.n. ........................................... 9: 88DisphymaDisphyma ........................................................................... 26: 51Disphyma relations with Glottiphyllum ........................11: 32-34DolichotheleDolichothele [Mammillaria] ................................................ 8: 94Dolichothele longimamma [Mammillaria] .......................... 3: 56Dolichothele melaleuca [Mammillaria]............................... 3: 61DorotheanthusDorotheanthus..............................25: 181, 185; 27: 89, 112, 116Dorotheanthus subg. Pherelobus27: 74-75, 78, 87, 112, 116, 118Dorotheanthus bellidiformis14: 89-93; 18: 108; 25: 178; 27: 87, 96-97, 98,109, 114-115Dorotheanthus bellidiformis ssp. bellidiformis14: 89-93; 18: 108Dorotheanthus martinii [bellidiformis ssp. bellidiformis]18: 108Dorotheanthus maughanii ...................................14: 92; 25: 185Dorotheanthus ulularis sp.n. [bellidiformis ssp. bellidiformis]14: 89-93DorsteniaDorstenia foetida ............................................................... 27: 22DracaenaDracaena cinnabari........................................................... 23: 24DracaenaceaeDracaenaceae .................................................................. 27: 153DracophilusDracophilus...................................................................... 27: 115Dracophilus dealbatus............................................. 27: 100, 109DrosanthemumDrosanthemum18: 75-76; 20: 121-147; 21: 115-116; 25: 145-176Drosanthemum, fruit morphology ...............18: 76, 78-79, 81-84Drosanthemum [infrag.] Anomalum ................................ 25: 159Drosanthemum sect. Aspericaulia ....................25: 159, 160-161Drosanthemum subg. Drosanthemum25: 146-149, 150-151, 156, 163Drosanthemum sect. Hispicaulia..................................... 25: 159Drosanthemum subg. Lutea subg.n.25: 146-148, 151-153, 156, 163-164Drosanthemum subg. Necopina subg.n.25: 146-148, 151, 154-155, 156,164,166-167Drosanthemum subg. Ossicula subg,n.25: 146-148, 152, 156-157, 167-169;26: 101Drosanthemum sect. Papulosa......................................... 25: 159Drosanthemum subg. Quastea subg.n.25: 146-148, 152, 156, 158-159, 169-171Drosanthemum subg. Speciosa subg.n.25: 146-148, 152, 155, 156, 160-161,171-173; 26: 99-120Drosanthemum subg. Vespertina subg.n.25: 146-148, 155, 156, 162-163, 173-175

Drosanthemum subg. Xamera subg.n.25: 146-148, 155, 156, 159, 164-165,175Drosanthemum acuminatum18: 104; 25: 146, 151, 154-155, 167Drosanthemum acutifolium..............18: 83, 88, 89; 25: 147, 151Drosanthemum albens ....................................................... 18: 96Drosanthemum albiflorum.............18: 82, 84; 25: 147, 155, 175Drosanthemum ambiguum............................18: 76, 94, 100-101Drosanthemum anomalum....................................... 18: 103, 108Drosanthemum archeri ..............18: 81, 87, 93, 96; 25: 148, 163Drosanthemum asperulum.........................18: 103, 108; 21: 117Drosanthemum attenuatum................18: 101; 25: 147, 152, 169Drosanthemum aureopurpureum.......18: 104; 25: 146, 152, 173Drosanthemum autumnale18: 87, 96; 20: 128; 25: 147; 25: 148, 155, 163, 175Drosanthemum austricola18: 94, 101; 25: 147, 152, 156-157, 169Drosanthemum barkerae ...................................18: 100; 25: 149Drosanthemum bellum18: 95, 104; 25: 146, 152, 173; 26: 100, 103, 105-106Drosanthemum bicolor18: 78, 86, 92; 25: 146, 151, 154-155, 164, 167Drosanthemum bredae [asperulum] ..................18: 108; 21: 117Drosanthemum breve...............................18: 78, 87, 96; 20: 126Drosanthemum brevifolium ......................................... 18: 93, 96Drosanthemum calycinum .......18: 79, 86, 93; 25: 147, 152, 170Drosanthemum candens................................. 18: 76, 81, 94, 101Drosanthemum capillare .............................18: 89; 25: 147, 151Drosanthemum capillare var. acutifolium [acutifolium] ... 18: 89Drosanthemum cereale .........18: 95, 104; 25: 146, 151-153, 164Drosanthemum chrysum ..............18: 98, 104; 25: 146, 151, 164Drosanthemum collinum.................................................. 18: 107Drosanthemum comptonii................................................ 18: 107Drosanthemum concavum.............................18: 96; 25: 150-151Drosanthemum crassum.................18: 82, 84; 25: 147, 155, 175Drosanthemum croceum [pulchrum]18: 104; 25: 152, 173; 26: 114, 117Drosanthemum curtophyllum.... 18: 76, 78, 83, 85(LT) ; 25: 149Drosanthemum cymiferum18: 78, 86, 93; 20: 130, 131, 134, 139; 25: 147, 152,171Drosanthemum deciduum sp.n...................18: 102, 106; 25: 149Drosanthemum dejagerae 18: 81, 88; 20: 125; 25: 146, 155, 175Drosanthemum delicatulum.............18: 83, 85; 20: 126; 25: 149Drosanthemum dipageae sp.n.20: 125, 127, 146; 25: 146, 155, 164-165, 175Drosanthemum diversifolium.............18: 102, 106; 20: 125, 131Drosanthemum duplessiae.............18: 82, 84; 25: 147, 155, 175Drosanthemum eburneum.................................................. 18: 96Drosanthemum edwardsiae18: 98, 104; 25: 146, 152, 173; 26: 101, 111, 112-113, 117, 119Drosanthemum erigeriflorum ..............................18: 89; 25: 151Drosanthemum expansum................................................ 25: 171Drosanthemum expersum................................................. 18: 107Drosanthemum filiforme .................................................. 18: 107Drosanthemum flammeum ....18: 98, 104; 25: 146, 151-152, 164Drosanthemum flavum 5: 5; 18: 107; 25: 146, 151-153, 163-164Drosanthemum floribundum ..................16: 15; 18: 107; 25: 149

Drosanthemum fourcadei.....................18: 88; 25: 146, 155, 175Drosanthemum framesii................ 18: 87, 96(LT) ; 25: 148, 163Drosanthemum fulleri ......................18: 90, 93, 96; 25: 148, 163Drosanthemum giffenii............................................18: 83, 88-89Drosanthemum giffenii var. intertextum ........18: 86, 89; 25: 151Drosanthemum glabrescens......................................... 18: 87, 96Drosanthemum globosum ..............18: 82, 84; 25: 147, 155, 175Drosanthemum godmaniae .............................................. 18: 107Drosanthemum gracillimum ....18: 76, 90, 96; 25: 147, 155, 175Drosanthemum hallii18: 98, 104; 20: 124, 130, 134; 25: 146, 152, 160-161,173; 26: i, iv, 102-103, 106, 110Drosanthemum hermannii n.illeg. [luederitzii] ................. 18: 97Drosanthemum hirtellum ................................................... 18: 97Drosanthemum hispidum ..18: 76, 96, 97; 25: 148-149, 160, 163Drosanthemum hispidum var. platypetalum [hispidum].... 18: 97Drosanthemum hispifolium18: 94, 101; 20: 129; 25: 147, 152, 156-157, 169Drosanthemum inornatum ...........18: 102, 106; 20: 127; 25: 149Drosanthemum insolitum...................18: 105; 25: 146, 152, 173Drosanthemum intermedium......................18: 102, 105; 25: 149Drosanthemum jacobsenii [Jacobsenia hallii] ................ 18: 108Drosanthemum jamesii ..........................18: 83, 88; 25: 155, 175Drosanthemum karrooense............18: 82, 84; 25: 147, 155, 175Drosanthemum kolbei [Jacobsenia kolbei]...................... 18: 108Drosanthemum latipetalum........18: 81, 90, 96, 97; 25: 148, 163Drosanthemum lavisii .........18: 105; 25: 146, 152, 160-161, 173Drosanthemum laxum ............................18: 82, 84; 25: 155, 175Drosanthemum leptum.......................18: 105; 25: 146, 151, 164Drosanthemum leipoldtii ...................................18: 100; 25: 149Drosanthemum lignosum .......................18: 82, 84; 25: 155, 175Drosanthemum lique...............18: 77, 84; 25: 147, 155, 174-175Drosanthemum littlewoodii [albens].................................. 18: 96Drosanthemum longipes .................................................. 25: 149Drosanthemum luederitzii....18: 78, 81, 90, 96, 97; 20: 127, 134Drosanthemum macrocalyx .............18: 78, 86, 92; 25: 155, 175Drosanthemum maculatum .............................................. 18: 107Drosanthemum marinum .................18: 90, 96, 97; 25: 148, 163Drosanthemum martinii [Dorotheanthus bellidiformis]..18: 108Drosanthemum mathewsii.................................................. 18: 97Drosanthemum micans16: 15, 105(LT) ; 25: 146, 152, 171, 173; 26: 110, 111-112Drosanthemum micans var. aureopurpureum [aureopurpureum18: 104Drosanthemum muirii ....................18: 91, 100; 20: 126; 25: 149Drosanthemum nitidum [Phyllobolus]............................. 18: 108Drosanthemum nordenstamii...........18: 90, 96, 97; 25: 148, 163Drosanthemum oculatum..........18: 91, 96, 97; 25: 148-149, 163Drosanthemum opacum ..................................... 18: 94, 100, 101Drosanthemum otzenianum [Lampranthus] ................ 19: 83, 89Drosanthemum pallens ......................18: 101; 25: 147, 152, 169Drosanthemum papaveranthum n.nud............................. 18: 107Drosanthemum papillatum18: 78, 87, 93; 20: 130; 25: 147, 152, 158-159, 171

Drosanthemum parvifolium .............18: 78, 86, 89; 25: 149, 151Drosanthemum pauper..................................................... 18: 107Drosanthemum paxianum n.illeg. [luederitzii] .................. 18: 97Drosanthemum pickhardii [speciosum]18: 78, 99, 104, 105; 25: 146, 152, 173;26: 99, 106, 111-112, 117Drosanthemum praecultum18: 83, 88; 25: 146, 155, 164-165, 175Drosanthemum prostratum ................................................ 18: 97Drosanthemum pulchellum .................................... 18: 91, 93, 97Drosanthemum pulchrum18: 78, 99, 104, 105; 25: 146, 152, 173; 26: 99, 101,106, 112-113, 114, 117, 119Drosanthemum pulverulentum................................. 18: 103, 108Drosanthemum quadratum sp.n............................... 21: 116, 117Drosanthemum ramosissimum......................................... 18: 107Drosanthemum robustum [Delosperma crassum] ........... 18: 108Drosanthemum roseatum [pulverulentum] ...................... 18: 108Drosanthemum salicola ......................................... 18: 91, 93, 97Drosanthemum schoenlandianum18: 81, 91, 96, 97; 20: 127, 133Drosanthemum semiglobosum...........18: 105; 25: 146, 151, 167Drosanthemum sessile [Ruschia]...........................16: 85; 17: 67Drosanthemum speciosum18: 105; 20: 124; 25: 146, 152, 160-161, 173; 26:101, 104(NT)-106, 107-108, 109-110, 111-113, 114(NT)-115, 116-117, 118-120Drosanthemum splendens [speciosum]18: 78, 99, 104, 105; 20: 124, 129, 130,131, 134; 25: 146, 152, 173; 26: 111-112, 117Drosanthemum stokoei.........18: 95, 101, 102; 25: 147, 152, 169Drosanthemum striatum18: 78, 95, 101, 102; 20: 129, 131; 25: 147, 152, 156-157, 168, 169Drosanthemum striatum var. hispifolium [hispifolium]... 18: 101Drosanthemum striatum var. pallens [pallens]................ 18: 101Drosanthemum strictifolium18: 99, 104, 105; 20: 130; 25: 146, 152, 173; 26:114-115Drosanthemum subalbum [diversifolium]........................ 18: 106Drosanthemum subclausum.............18: 83, 85; 20: 128; 25: 149Drosanthemum subcompressum ..........18: 88; 25: 146, 155, 175Drosanthemum subglobosum [capillare]........................... 18: 89Drosanthemum subplanum ............................ 18: 81, 91, 96, 100Drosanthemum subspinosum comb.n.18: 82, 84; 25: 147, 155, 175Drosanthemum tardum .................................................... 18: 107Drosanthemum thudichumii..18: 92; 25: 146, 151, 154-155, 167Drosanthemum thudichumii var. gracilius [thudichumii].. 18: 92Drosanthemum thudichumii var. gracilius fa. aurantiaca [thudichumii] 18:92Drosanthemum thudichumii var. gracilius fa. aurea [thudichumii] 18: 92Drosanthemum torquatum ............................................... 18: 107Drosanthemum tuberculiferum ....................18: 91, 100; 25: 149Drosanthemum uniflorum [Lampranthus] ......................... 19: 90Drosanthemum vaginatum [Jacobsenia] ......................... 18: 108Drosanthemum vandermerwei......................................... 18: 107Drosanthemum vespertinum18: 84, 85; 20: 128; 25: 147, 155, 175Drosanthemum vespertinum var. suffusum............ 18: 83, 84, 85

Drosanthemum wittebergense..............18: 92; 25: 146, 151, 167Drosanthemum worcesterense..................................18: 107-108Drosanthemum zygophylloides ..........18: 103, 108; 21: 116, 117DuvaliaDuvalia anemoniflora .......................................................... 8: 29Duvalia somalensis ................................................................ 8: 8DuvaliandraDuvaliandra (gen.)........................................................... 8: 9, 29Duvaliandra dioscoridis .........................8: 29; 20: 24, 25, 26-28×Duvaliaranthus×Duvaliaranthus albostriatus [Duvalia caespitosa × Piaranthus sp.] 12:65, 98EberlanziaEberlanzia.........................................................16: 56-59; 22: 21Eberlanzia aculeata [Ruschia spinosa] .................16: 59; 17: 68Eberlanzia albertensis [Ruschia spinosa]..............16: 59; 17: 68Eberlanzia armata [Arenifera stylosa] .............................. 16: 59Eberlanzia clausa....................................... 16: 54, 56, 57, 58, 59Eberlanzia cradockensis [Ruschia]........................16: 59; 17: 45Eberlanzia cyathiformis comb.n. ..................... 16: 54, 58, 59, 60Eberlanzia dichotoma comb.n. .............................. 16: 54, 58, 60Eberlanzia disarticulata [Antimima hantamensis] ............ 16: 60Eberlanzia divaricata [Ruschia]............................16: 60; 17: 47Eberlanzia ebracteata.................................16: 54, 57, 58, 60-61Eberlanzia ferox [Ruschia intricata] .....................16: 61; 17: 53Eberlanzia globularis [Ruschia spinosa]...............16: 61; 17: 68Eberlanzia gravida................................................. 16: 58, 59, 61Eberlanzia horrescens [Ruschia cradockensis ssp. cradockensis] 16: 61; 17:45Eberlanzia horrescens var. densa n.inval. [Ruschia cradockensis ssp.cradockensis] .........................................................16: 61; 17: 45Eberlanzia horrida [Ruschia cradockensis ssp. cradockensis]16: 61; 17: 45Eberlanzia hospitalis [Ruschia spinosa]................16: 61; 17: 68Eberlanzia intricata [Ruschia]...............................16: 61; 17: 53Eberlanzia macroura [Ruschia spinosa] ...............16: 61; 17: 68Eberlanzia micrantha [Ruschia spinosa]...............16: 61; 17: 68Eberlanzia mucronifera [Ruschia spinosa] ...........16: 61; 17: 68Eberlanzia munita [Ruschia intricata]...................16: 61; 17: 53Eberlanzia parvibracteata comb.n. ................. 16: 55, 58, 59, 61Eberlanzia persistens [Ruschia intricata]..............16: 61; 17: 53Eberlanzia puniens [Ruschia intricata] .................16: 61; 17: 53Eberlanzia schneideriana ...............16: 55, 56, 57, 58, 59, 61-62Eberlanzia sedoides ................................... 16: 55, 57, 58, 59, 62Eberlanzia spinosa [Ruschia] ..........................16: 15, 62; 17: 68Eberlanzia stellata [Antimima hantamensis]..................... 16: 62Eberlanzia stylosa [Arenifera]...............................14: 38; 16: 62Eberlanzia tatasbergensis [Ruschia divaricata]....16: 62; 17: 47Eberlanzia triticiformis [Ruschia cradockensis ssp.]16: 62; 17: 45Eberlanzia triticiformis var. subglobosa [Ruschia cradockensis ssp.triticiformis] ...........................................................16: 62; 17: 45

Eberlanzia vanheerdei [Leipoldtia alborosea] .................. 16: 62Eberlanzia vulnerans [Ruschia divaricata] ...........16: 62; 17: 47EbracteolaEbracteola.................................................................. 27: 91, 102Ebracteola circumscription...........................................14: 39-40Ebracteola derenbergiana ......................................14: 39-40, 49Ebracteola fulleri....................................................14: 39-40, 52Ebracteola montis-moltkei............................................14: 39-40Ebracteola wilmaniae ...............14: 39-40, 52; 27: 100, 101, 109EccremocactusEccremocactus [Weberocereus]........................................... 8: 89EcheveriaEcheveria grandifolia [gibbiflora]...........................17: 3; 18: 40Echeveria runyonii............................................................. 15: 75Echeveria stolonifera [aff. gibbiflora]........................... 27: 9, 11EchidnopsisEchidnopsis circumscription & systematics .......................6: 1-8Echidnopsis sect. Echidnopsis ............................................... 6: 8Echidnopsis sect. Glabra sect.n............................................. 6: 8Echidnopsis sect. Profundicorona sect.n............................. 6: 31Echidnopsis sect. Vadosicorona sect.n. .....................6: 14; 7: 68Echidnopsis adamsonii n.nud. [watsonii] .......................6: 22-23Echidnopsis angustiloba ....................... 6: 14, 15(LT)-16, 24, 46Echidnopsis archeri .............................. 6: 25, 31, 40(LT)-41, 47Echidnopsis atlantica........................................................... 6: 45Echidnopsis ballyi.............................................. 6: 31, 41, 42, 47Echidnopsis bavazzani [sharpei] ................................... 6: 33, 36Echidnopsis bentii................................................................ 6: 45Echidnopsis bihendulensis............................6: 25, 31, 39-40, 47Echidnopsis cereiformis....................................6: 8-12, 46; 9: 98Echidnopsis cereiformis var. brunnea [cereiformis] ............. 6: 8Echidnopsis cereiformis var. obscura [cereiformis].............. 6: 8Echidnopsis chrysantha [scutellata ssp. planiflora]............ 6: 19Echidnopsis chrysantha var. filipes [scutellata ssp. planiflora]6: 19Echidnopsis ciliata [sharpei ssp.].................................6: 38(LT)Echidnopsis columnaris [Notechidnopsis]........................... 6: 45Echidnopsis cylindrica [cereiformis]..................................... 6: 8Echidnopsis dammaniana .............................6: 8, 12(NT)-13, 46Echidnopsis dammaniana × E. virchowii ...................... 6: 13, 45Echidnopsis ericiflora........................................ 6: 15, 27, 29, 46Echidnopsis ethiopica n.nud. [scutellata ssp. australis]...... 6: 19Echidnopsis framesii [Notechidnopsis tessellata] ............... 6: 46Echidnopsis golathii [Caralluma penicillata] ..................... 6: 45Echidnopsis insularis..................................................... 6: 15, 31Echidnopsis jacksonii n.nud. [urceolata]............................. 6: 29Echidnopsis leachii ............................................................ 6: 8, 9Echidnopsis malum comb.n. ...............................6: 31, 43-45, 47Echidnopsis mariae [scutellata ssp. australis] .................... 6: 19Echidnopsis mijerteina........................................6: 31, 41-43, 47Echidnopsis mijerteina var. marchandii [mijerteina].......... 6: 41

Echidnopsis modesta [watsonii] .......................................... 6: 23Echidnopsis montana............................6: 25, 31, 32-33, 47; 8: 8Echidnopsis multangula....................................................... 6: 45Echidnopsis nubica [cereiformis] .......................................... 6: 9Echidnopsis golathi n.illeg. [Desmidorchis penicillata]...... 8: 19Echidnopsis planiflora [scutellata ssp.]............................... 6: 19Echidnopsis quadrangula [Caralluma]6: 46; 7: 83; 8: 20; 11: 63Echidnopsis radians [watsonii]............................................ 6: 22Echidnopsis repens [sharpei ssp.]........................................ 6: 38Echidnopsis scutellata ......................................................... 6: 16Echidnopsis scutellata ssp. australis ssp.n. ............. 6: 16, 19, 46Echidnopsis scutellata ssp. dhofarensis ssp.n.6: 16, 18-19, 24, 46Echidnopsis scutellata ssp. planiflora comb.& stat.n.6: 16, 19-22, 24, 46Echidnopsis scutellata ssp. scutellata.................6: 16-18, 24, 46Echidnopsis scutellata × E. sharpei..................................... 6: 45Echidnopsis scutellata × Pseudolithos cubiformis .............. 8: 38Echidnopsis seibanica.....................................................6: 31-32Echidnopsis serpentina [Notechidnopsis tessellata]............ 6: 45Echidnopsis sharpei......................6: 31, 33(LT)-35; 8: 8; 27: 23Echidnopsis sharpei ssp. ciliata comb.& stat.n. .6: 25, 35, 38-39Echidnopsis sharpei.................................. 6: 31, 33(LT)-35; 8: 8Echidnopsis sharpei ssp. repens comb.& stat.n.6: 25, 35, 37-38, 47Echidnopsis sharpei var. exigua n.nud. [ssp. sharpei] ........ 6: 35Echidnopsis somalensis [dammaniana]............................... 6: 12Echidnopsis squamulata .............................. 6: 15, 25, 28, 29, 46Echidnopsis stellata [virchowii] .......................................... 6: 13Echidnopsis tesselata [cereiformis] ....................................... 6: 8Echidnopsis urceolaris n.nud. [urceolata]........................... 6: 29Echidnopsis urceolata.........................................6: 15, 29-30, 46Echidnopsis virchowii.....................................6: 8, 13-14, 24, 46Echidnopsis watsonii ..........................................6: 15, 22-27, 46EchinocactusEchinocactus...................................................................... 24: 81Echinocactus, annotated dictionary entry...4: 74; 8: 93, 103-104Echinocactus phylogeny ...................................................13: 7-8Echinocactus subg. Homalocephala.................................... 13: 7Echinocactus acifer [Echinofossulocactus] ......................... 3: 81Echinocactus alamosanus [Ferocactus pottsii var.] ............ 2: 36Echinocactus amazonicus [Melocactus smithii] .................. 9: 60Echinocactus arizonicus [Ferocactus wislizeni].................. 2: 34Echinocactus arrigens [Echinofossulocactus]..................... 3: 81Echinocactus bahiensis [Discocactus]............................... 23: 47Echinocactus beguinii n. illeg. [Turbinicarpus gautii]1: 113; 4: 17; 9: 91; 15:77, 81; 19: 19Echinocactus beguinii var. senilis n. illeg. [Turbinicarpus gautii] 4: 17Echinocactus berteri [Eriosyce subgibbosa] ................... 13: 112Echinocactus bicolor [Thelocactus] ................ 5: 59(LT); 18: 62Echinocactus bicolor var. bolaensis [Thelocactus bicolor]5: 59(LT); 18: 62Echinocactus bicolor var. pottsii [Thelocactus bicolor ssp. heterochromus] 18:62

Echinocactus bicolor var. schottii [Thelocactus bicolor]5: 59; 18: 62Echinocactus bicolor var. tricolor [Thelocactus bicolor]5: 61; 18: 62Echinocactus bolaensis [Thelocactus bicolor ssp.] ........... 18: 62Echinocactus brevihamatus [Sclerocactus] ......................... 9: 91Echinocactus buekii [Thelocactus] ...............................5: 65(LT)Echinocactus caespititius n.nud. [Turbinicarpus horripilus]3: 80; 4: 17Echinocactus caespitosus [Parodia].................................... 5: 93Echinocactus californicus [Ferocactus viridescens] ........... 2: 31Echinocactus cereiformis [?] ............................................. 15: 62Echinocactus chrysacanthus [Ferocactus] .......................... 2: 34Echinocactus clavatus [Eriosyce]...................................... 26: 92Echinocactus concinnus [Parodia]...................................... 5: 93Echinocactus conoideus [Neolloydia].................................. 4: 12Echinocactus conothelos [Thelocactus]...........5: 66(NT); 18: 62Echinocactus coptonogonus [Echinofossulocactus]............ 3: 81Echinocactus cornigerus [Ferocactus]2: 26; 3: 81; 15: 52, 57(HT), 59, 62Echinocactus crassihamatus [Sclerocactus]........................ 5: 94Echinocactus crispatus [Echinofossulocactus].................. 12: 11Echinocactus crispatus var. horridus [Echinofossulocactus crispatus] 15:62Echinocactus cumingii Regel & Klein non Hopff. [Rebutia]5: 94Echinocactus cylindraceus [Ferocactus]............................. 2: 33Echinocactus diguetii [Ferocactus] ..................................... 2: 37Echinocactus dolichocentrus [Ferocactus echidne] ............ 3: 82Echinocactus droegeanus [Thelocactus hexaedrophorus]5: 69; 18: 63Echinocactus durangensis [Sclerocactus unguispinus var.] 5: 94Echinocactus echidne [Ferocactus]2: 22(LT); 3: 82; 15: 54, 59, 62Echinocactus ehrenbergii [Thelocactus leucacanthus]3: 81; 5: 62; 18: 63Echinocactus electracanthus [Ferocactus histrix].....2: 24; 3: 82Echinocactus electracanthus var. haematacanthus [Ferocactus]2: 24Echinocactus ellipticus [Thelocactus bicolor]..................... 5: 59Echinocactus erectocentrus [Echinomastus] ....15: 77-78; 19: 19Echinocactus emoryi [Ferocactus] ..........................2: 37; 23: 31Echinocactus emoryi Emory non Engelm. [Ferocactus wislizeni] 2: 34Echinocactus emoryi var. rectispinus [Ferocactus]............. 2: 37Echinocactus erectocentrus [Sclerocactus] ......................... 5: 94Echinocactus falconeri [Ferocactus wislizeni].................... 2: 34Echinocactus famatimensis [Rebutia].................................. 5: 94Echinocactus fidanus (“fidaiana”) [Rebutia]....................... 5: 94Echinocactus flavidispinus n.nud. [Thelocactus bicolor var.]18: 62Echinocactus flavovirens [Ferocactus]................................ 2: 20Echinocactus fossulatus [Thelocactus hexaedrophorus]3: 80; 5: 69(NT); 18:63Echinocactus gielsdorfianus [Turbinicarpus]...............4: 15(LT)Echinocactus gilvus [Ferocactus echidne] .......................... 3: 82Echinocactus glaucescens........................................2: 23; 15: 62Echinocactus gracillimus [Frailea] ................................. 24: 122Echinocactus grandicornis [Echinofossulocactus].............. 3: 81Echinocactus grusonii.................................................. 26: 13, 16Echinocactus haematanthus [Echinopsis] .......................... 9: 88

Echinocactus hamatacanthus [Ferocactus]......................... 2: 27Echinocactus hamatus [Thelocactus setispinus].................. 5: 59Echinocactus hamulosus [Thelocactus setispinus?] ............ 5: 59Echinocactus hastifer [Thelocactus]........................5: 66; 18: 63Echinocactus helophorus [platyacanthus]........................... 3: 81Echinocactus herteri [Parodia] ........................................... 5: 93Echinocactus hertrichii [Ferocactus wislizeni] ................... 2: 34Echinocactus heterochromus [Thelocactus bicolor ssp.]5: 68(NT); 18: 62Echinocactus hexaedrophorus [Thelocactus]3: 80; 5: 69(NT); 18: 60, 63Echinocactus hexaedrophorus var. decipiens [Thelocactus hexaedrophorus].............................................................................................. 5: 69Echinocactus hexaedrophorus var. droegeanus [Thelocactus hexaedrophorus]..................................................................................5: 69; 18: 63Echinocactus hexaedrophorus var. fossulatus [Thelocactus hexaedrophorus]5: 69; 18: 63Echinocactus hexaedrophorus var. labouretianus [Thelocactushexaedrophorus] ......................................................5: 69; 18: 63Echinocactus hexaedrophorus var. major [Thelocactus hexaedrophorus] 5:69; 18: 63Echinocactus hexaedrophorus var. roseus [Thelocactus hexaedrophorus] 5:69; 18: 63Echinocactus hexaedrophorus var. subcostatus [Thelocactus hexaedrophorus]..................................................................................5: 69; 18: 63Echinocactus histrichacanthus [Ferocactus histrix] ........... 3: 83Echinocactus histrix [Ferocactus]2: 24(LT); 15: 54, 55(HT), 61, 62Echinocactus holopterus [Astrophytum ornatum] ......... 3: 80, 82Echinocactus horizonthalonius.......................................... 26: 14Echinocactus horridus [Eriosyce]........................................ 5: 93Echinocactus horripilus [Turbinicarpus] ......3: 80; 4: 17; 15: 77Echinocactus horripilus var. longispinus [Turbinicarpus]..4: 17Echinocactus hypocrateriformis [Parodia mammulosa].25: 125Echinocactus interruptus [Echinofossulocactus coptonogonus]3: 81Echinocactus intertextus [Sclerocactus].............................. 5: 94Echinocactus intertextus var. dasyacanthus [Sclerocactus] 5: 94Echinocactus intortus var. purpureus [Melocactus lemairei]2: 40Echinocactus johnsonii [Sclerocactus]................................ 5: 94Echinocactus karwinskii [platyacanthus] ............................ 3: 81Echinocactus knippelianus [Frailea pumila]....24: 122-124(NT)Echinocactus knuthianus [Turbinicarpus]....................4: 19(LT)Echinocactus labouretianus n.nud. [Thelocactus hexaedrophorus] 5: 69Echinocactus latispinus [Ferocactus].................................. 3: 81Echinocactus leucacanthus [Thelocactus]......................... 18: 63Echinocactus leucacanthus var. crassior [Thelocactus leucacanthus] 5:62; 18: 63Echinocactus leucacanthus var. tuberosus [Thelocactus leucacanthus] 5:62; 18: 63Echinocactus longihamatus [Ferocactus hamatacanthus]..2: 27Echinocactus lophothele [Thelocactus rinconensis] 5: 72; 18: 64Echinocactus lecontei [Ferocactus cylindraceus var.] ........ 2: 33

Echinocactus lemairei [Melocactus].................................... 9: 78Echinocactus leucacanthus [Thelocactus]......... 3: 81; 5: 62(LT)Echinocactus macdowellii [Thelocactus] ........5: 64(NT); 18: 64Echinocactus macrochele [Turbinicarpus].................. 4: 20(NT)Echinocactus macrodiscus [Ferocactus] ......................2: 25(LT)Echinocactus macrodiscus var. multiflorus [Ferocactus macrodiscus] 2:25Echinocactus maelenii [Thelocactus leucacanthus] 5: 62; 18: 63Echinocactus mammulosus [Parodia] ............5: 93; 25: 125-128Echinocactus mandragora [Turbinicarpus]4: 14(LT), 23; 9: 92; 18: i, 41-44;19: 19Echinocactus melmsianus [Echinofossulocactus]................ 3: 81Echinocactus melocactiformis [Ferocactus histrix] ............ 2: 24Echinocactus mirbelii [Astrophytum ornatum].................... 3: 82Echinocactus muehlenpfordtii [Thelocactus setispinus?].... 5: 59Echinocactus neumannianus Backeb. non Lab. n.illeg. [Rebutia] 5: 94Echinocactus nidulans [Thelocactus rinconensis]...5: 72; 18: 64Echinocactus nodosus [Thelocactus setispinus?] ................ 5: 59Echinocactus obvallatus [Echinofossulocactus]......3: 81; 12: 11Echinocactus orcuttii [Ferocactus viridescens]................... 2: 31Echinocactus ornatus [Astrophytum].................3: 82; 15: 61, 62Echinocactus orthacanthus [Parodia allosiphon] ............. 25: 39Echinocactus ottonis var. tortuosus [Parodia] .................... 5: 93Echinocactus peninsulae [Ferocactus].........................2: 28(LT)Echinocactus pentacanthus [Echinofossulocactus] ............. 3: 81Echinocactus pfeifferi [Ferocactus glaucescens] ......2: 23; 3: 83Echinocactus phyllacanthus [Echinofossulocactus]............ 3: 81Echinocactus phyllacanthus var. tricuspidatus [Echinofossulocactus] 3:81Echinocactus phymatothelos [Thelocactus rinconensis]5: 72(NT); 18: 64Echinocactus piliferus [Ferocactus].................................... 5: 96Echinocactus pilosus [Ferocactus]...................................... 2: 35Echinocactus pilosus var. pringlei [Ferocactus pilosus]..... 2: 35Echinocactus pilosus var. stainesii [Ferocactus pilosus] .... 2: 35Echinocactus platyacanthus3: 80, 81; 15: 61, 62; 27: 123, 124, 125Echinocactus platyceras [platyacanthus] ............................ 3: 81Echinocactus polycephalus ssp. xeranthemoides .............. 27: 64Echinocactus porrectus [Thelocactus leucacanthus]5: 62; 18: 63Echinocactus pottsii [Ferocactus] ........................2: 36; 5: 68-69Echinocactus pumilus [Frailea]............................... 24: 119(NT)Echinocactus quadrinatus [Echinofossulocactus] ............... 3: 81Echinocactus recurvus [Ferocactus latispinus]................... 3: 81Echinocactus recurvus var. spiralis [Ferocactus latispinus var.] 2: 26Echinocactus rhodophthalmus [Thelocactus bicolor]5: 59; 18: 62Echinocactus rhodophthalmus var. ellipticus [Thelocactus bicolor] 5: 59; 18:62Echinocactus rinconadensis [Thelocactus]........................ 18: 64Echinocactus rinconensis [Thelocactus]..........5: 72(NT); 18: 64Echinocactus rinconensis var. phymatothelos [Thelocactus rinconensis] 5:72

Echinocactus robustus [Ferocactus].................................... 2: 27Echinocactus saueri [Turbinicarpus] ...........................4: 17(LT)Echinocactus saussieri [Thelocactus conothelos]4: 66(NT); 18: 62Echinocactus scheeri [Sclerocactus] ................................... 5: 94Echinocactus schmiedickeanus [Turbinicarpus] ..........4: 19(LT)Echinocactus schottii [Thelocactus bicolor]............5: 59; 18: 62Echinocactus setispinus [Thelocactus] ................................ 5: 59Echinocactus setispinus var. cachetianus [Thelocactus setispinus] 5: 59Echinocactus setispinus var. hamatus [Thelocactus setispinus]5: 59Echinocactus setispinus var. mierensis [Thelocactus setispinus]5: 59Echinocactus setispinus var. orcuttii [Thelocactus setispinus]5: 59Echinocactus setispinus var. setaceus [Thelocactus setispinus]5: 59Echinocactus sinuatus [Ferocactus hamatacanthus var.] ... 2: 27Echinocactus smithii Backeb. non Muehl. [Turbinicarpus beguinii] 4: 17(NT);19: 20Echinocactus smithii Muehl. [Thelocactus conothelos]9: 91; 15: 78, 80; 18:62; 19: 20Echinocactus spinosissimus................................................. 5: 25Echinocactus spinosus [Echinofossulocactus]..................... 3: 81Echinocactus spiralis [Ferocactus latispinus var.].............. 2: 26Echinocactus stainesii n.inval. [Ferocactus pilosus]........... 2: 35Echinocactus subgibbosus [Eriosyce]................................ 26: 91Echinocactus subporrectus [Thelocactus leucacanthus]3: 81; 5: 62; 18: 63Echinocactus subterraneus [Turbinicarpus].................4: 13(LT)Echinocactus sulphureus [Echinofossulocactus]................. 3: 81Echinocactus theiacanthus [Echinofossulocactus].............. 3: 83Echinocactus theloideus [Thelocactus leucacanthus]5: 62; 18: 63Echinocactus thionanthus [Echinopsis]............................... 5: 92Echinocactus tortuosus [Parodia ottonis var.] .................... 5: 93Echinocactus tuberculatus [platyacanthus?] ..................... 15: 62Echinocactus tuberculatus var. spiralis [platyacanthus?]15: 61, 62Echinocactus tuberosus [Thelocactus leucacanthus]5: 62; 18: 63Echinocactus tuberosus var. subporrectus [Thelocactus leucacanthus] 5:62; 18: 63Echinocactus tulensis [Thelocactus]................5: 64(NT); 18: 64Echinocactus turbiniformis [Strombocactus disciformis].... 3: 80Echinocactus uncinatus [Sclerocactus] ............................... 5: 94Echinocactus uncinatus var. wrightii [Sclerocactus]........... 5: 94Echinocactus valdezianus [Turbinicarpus].......................... 4: 14Echinocactus valdezianus var. albiflorus [Turbinicarpus]..4: 14Echinocactus vanderayii [Ferocactus sp.]........................... 3: 82Echinocactus viereckii [Turbinicarpus]........................4: 15(LT)Echinocactus viridescens [Ferocactus] ............................... 2: 30Echinocactus viridescens var. cylindraceus [Ferocactus cylindraceus] 2:33Echinocactus visnaga [platyacanthus] ............................ 27: 123Echinocactus wagnerianus [Thelocactus bicolor ssp. bolaensis]5: 61; 18: 62Echinocactus wislizeni [Ferocactus] ................................... 2: 34Echinocactus wislizeni var. phoeniceus [Ferocactus wislizeni]2: 34Echinocactus zehntneri ...................................................... 23: 50

EchinocereusEchinocereus...................................................................... 27: 50Echinocereus, annotated dictionary entry..................4: 70; 8: 89Echinocereus phylogeny...................................................13: 7-8Echinocereus sect. Echinocereus......................................... 6: 68Echinocereus sect. Erecti..................................................... 6: 67Echinocereus sect. Morangaya............................................ 6: 66Echinocereus sect. Pulchellus.............................................. 7: 75Echinocereus sect. Reichenbachii........................................ 7: 74Echinocereus sect. Triglochidiatus...................................... 6: 67Echinocereus sect. Wilcoxia ................................................ 7: 75Echinocereus acifer [polyacanthus var. densus] ................. 6: 83Echinocereus adustus........................................................... 7: 75Echinocereus barthelowanus............................................... 6: 67Echinocereus berlandieri.........................................6: 70; 16: 36Echinocereus brandegeei..................................................... 6: 67Echinocereus bristolii var. bristolii ............................... 7: 74, 76Echinocereus bristolii var. pseudopectinatus [pseudopectinatus]7: 74, 76Echinocereus cinerascens..........................15: 53, 60, 61; 16: 36Echinocereus cinerascens var. cinerascens......................... 6: 69Echinocereus cinerascens var. ehrenbergii ......................... 6: 69Echinocereus cinerascens var. septentrionalis var.n.6: 68-69, 84Echinocereus cinerascens var. tulensis stat.n................ 6: 69, 84Echinocereus coccineus............................................... 27: 41, 63Echinocereus cochisei n.nud. in sched. [pseudopectinatus] 7: 74Echinocereus delaetii [longisetus var. delaetii].......6: 79; 16: 36Echinocereus delaetii var. freudenbergeri [freudenbergeri]6: 76Echinocereus engelmannii.....................................22: 11; 27: 64Echinocereus engelmannii var. nicholii [nicholii]............... 7: 73Echinocereus enneacanthus var. brevispinus .................6: 69-70Echinocereus enneacanthus var. enneacanthus................... 6: 69Echinocereus fasciculatus.................................................... 2: 76Echinocereus fendleri .......................................................... 6: 67Echinocereus fendleri var. kuenzleri................................ 27: 144Echinocereus ferreirianus var. lindsayi............................... 6: 67Echinocereus freudenbergeri..........................................6: 76-77Echinocereus huitcholensis [polyacanthus var.].................. 6: 82Echinocereus knippelianus .................................................. 6: 79Echinocereus knippelianus var. knippelianus...................... 6: 79Echinocereus koehresianus n.nud. [scheeri var.] ................ 6: 80Echinocereus koehresii n.nud. [scheeri var. koehresianus]. 6: 80Echinocereus laui................................................................. 7: 75Echinocereus leeanus [polyacanthus var. polyacanthus] .... 6: 83Echinocereus leucanthus ..................................................... 7: 75Echinocereus leucanthus × E. poselgeri.............................. 7: 75Echinocereus longisetus var. delaetii stat.n.............6: 79; 16: 36Echinocereus longisetus var. longisetus .........................6: 77-79Echinocereus maritimus................................................. 6: 67, 84Echinocereus marksianus [polyacanthus var. densus] ........ 6: 83Echinocereus matthesianus [polyacanthus var. huitcholensis]6: 82

Echinocereus nicholii........................................................... 7: 73Echinocereus nivosus......................................................6: 76-77Echinocereus ortegae........................................................... 6: 80Echinocereus palmeri .......................................................... 22: 1Echinocereus palmeri ssp. escobedensis ............................. 22: 7Echinocereus palmeri ssp. mazapil ssp.n. ........................22: 2-8Echinocereus palmeri ssp. palmeri.................................. 22: 4, 5Echinocereus parkeri sp.n. .................................................. 6: 73Echinocereus parkeri var. gonzalezii var.n...............6: 74-75, 84Echinocereus parkeri var. parkeri ..................................6: 73-74Echinocereus parkeri var..................................................... 6: 75Echinocereus pectinatus .............................................. 16: 34, 36Echinocereus pectinatus var. pectinatus.............................. 6: 67Echinocereus pensilis..............................................6: 66; 13: 8-9Echinocereus pentalophus ...............7: 74; 15: 53, 60, 61; 16: 36Echinocereus pentalophus var. leonensis ............................ 7: 74Echinocereus pentalophus var. pentalophus........................ 7: 74Echinocereus polyacanthus var. densus .............................. 6: 83Echinocereus polyacanthus var. huitcholensis ...............6: 82-83Echinocereus polyacanthus var. polyacanthus.................... 6: 83Echinocereus poselgeri........................................................ 7: 75Echinocereus primolanatus ......................................7: 74-75, 76Echinocereus pseudopectinatus stat.n. .......................... 7: 74, 76Echinocereus pulchellus ...................................................... 7: 75Echinocereus pulchellus var. amoenus................................ 7: 75Echinocereus pulchellus var. pulchellus........................ 7: 75, 76Echinocereus pulchellus var. sharpei var.n. ............ 7: 75, 76, 77Echinocereus pulchellus var. weinbergii ....................... 7: 75, 76Echinocereus rayonesensis sp.n......................................6: 75-76Echinocereus salm-dyckianus [scheeri]............................... 6: 81Echinocereus salm-dyckianus var. noctiflorus [scheeri] ..... 6: 81Echinocereus scheeri var. australis n.nud. [var. koehresianus]6: 80Echinocereus scheeri var. gentryi........................................ 6: 82Echinocereus scheeri var. koehresianus.............6: 80-81, 82, 84Echinocereus scheeri var. scheeri.............................6: 81-82, 84Echinocereus schmollii ........................................................ 7: 75Echinocereus sciurus var. floresii [bristolii] ....................... 7: 74Echinocereus scopulorum [bristolii].................................... 7: 74Echinocereus setosus n.nud. [freudenbergeri]................6: 76-77Echinocereus stramineus var. stramineus ..................... 6: 70, 79Echinocereus stramineus var. occidentalis var.n........... 6: 70, 84Echinocereus tulensis [cinerascens var.]............................. 6: 69Echinocereus viereckii var. morricalii......................6: 71-73, 84Echinocereus viereckii var. viereckii ................................... 6: 73EchinofossulocactusEchinofossulocactus............................................................. 8: 94Echinofossulocactus Hunt non Lawr. [Echinocactus]......... 8: 93Echinofossulocactus crispatus...................12: 11, 13, 27; 15: 62Echinofossulocactus obvallatus............................. 12: 11, 13, 28Echinofossulocactus ochoterenanus ........................ 27: 130, 135

Echinofossulocactus sp. LAU738 ....................................... 24: 76EchinomastusEchinomastus ...........................................................8: 93; 27: 67Echinomastus erectocentrus ...........................4: 5; 15: 77-78, 82Echinomastus gautii comb.n...... 4: 11; 15: 78, 79, 80-81; 19: 20Echinomastus intertextus ....................................................... 4: 7Echinomastus johnsonii ....................................27: 62, 64, 66-67Echinomastus johnsonii var. lutescens .............................. 27: 62Echinomastus macdowellii [Thelocactus]................5: 64; 18: 64Echinomastus mariposensis [Sclerocactus]......................... 5: 94Echinomastus unguispinus [Sclerocactus]............................. 4: 7Echinomastus unguispinus var. durangensis [Sclerocactus]5: 94Echinomastus warnockii [Sclerocactus]...................... 4: 5, 7, 10EchinomelocactusEchinomelocactus [Melocactus curvispinus ssp. caesius fa. lobelii] 14: 64-65Echinomelocactus Tepenexcomitl ....................................... 3: 80×Echinomoza×Echinomoza roseiflora [Echinopsis atacamensis × Denmoza rhodacantha]............................................................................................ 26: 10EchinopsisEchinopsis.......................................................................... 24: 81Echinopsis, annotated dictionary entry......................4: 72; 8: 91Echinopsis, Bolivian ............................................................ 18: 6Echinopsis classification.................................................1: 91-96Echinopsis amoena [Echinocereus]...........................3: 83; 7: 75Echinopsis ancistrophora .................................................. 1: 102Echinopsis arachnacantha................................................. 1: 100Echinopsis arboricola.......................................................... 18: 6Echinopsis atacamensis .....19: i, iv, 59-60, 62-63, 65-66; 27: 20Echinopsis atacamensis × Denmoza rhodacantha [×Echinomoza roseiflora]............................................................................................ 26: 10Echinopsis aurea................................................................ 1: 103Echinopsis bridgesii.................................................1: 101; 18: 6Echinopsis bruchii .....................................................1: 96; 9: 88Echinopsis cachensis ......................................................... 1: 103Echinopsis caineana ............................................................ 9: 88Echinopsis calorubra......................................................... 1: 102Echinopsis candicans comb.n.............................................. 5: 92Echinopsis candicans........................................................... 1: 98Echinopsis cardenasiana ................................................... 1: 100Echinopsis chacoana ......................................................... 1: 102Echinopsis chamaecereus n.nov. ................................. 1: 96, 100Echinopsis chiloensis................................................... 1: 97, 104Echinopsis chiloensis ssp. litoralis .................................... 26: 84Echinopsis chiloensis ssp. skottsbergii .............................. 26: 84Echinopsis chrysochete × Weingartia oligacantha.............. 12: 6Echinopsis coquimbana ..................................................... 26: 84Echinopsis crassicaulis comb.n........................................... 1: 96Echinopsis densispina................................................ 1: 103, 104Echinopsis deserticola .............................................1: 97; 26: 84

Echinopsis elongata comb.n. ....................................... 1: 96, 103Echinopsis eyriesii ..................................................... 1: 101, 104Echinopsis formosa.............................................................. 1: 99Echinopsis fulvilana............................................................. 1: 97Echinopsis grandis............................................................... 1: 99Echinopsis haematantha comb.n. ........................................ 9: 88Echinopsis hempeliana [Cleistocactus] ............................... 5: 93Echinopsis hertrichiana comb.n. ......................................... 9: 88Echinopsis hualfinensis comb.n........................................... 1: 96Echinopsis huascha................................................1: 99; 27: 130Echinopsis huottii............................................................... 1: 101Echinopsis kuenrichii comb.n...................................... 1: 96, 103Echinopsis lamprochlora comb.n. .............................1: 96; 18: 6Echinopsis leucantha ......................................................... 1: 102Echinopsis longispina × Oreocereus celsianus ................. 26: 10Echinopsis macrogona......................................................... 1: 97Echinopsis mamillosa ........................................................ 1: 101Echinopsis mamillosa var. kermesina................................ 1: 101Echinopsis multiplex .......................................................... 1: 101Echinopsis nodosa [Thelocactus setispinus?]..................... 5: 59Echinopsis obrepanda................................................ 1: 103, 104Echinopsis obrepanda var. fiebrigii................................... 1: 102Echinopsis orurensis............................................................ 1: 98Echinopsis pampana comb.n. .............................................. 9: 88Echinopsis pasacana............................................................ 1: 98Echinopsis pectinata [Echinocereus]................................... 3: 83Echinopsis peruviana........................................................... 1: 97Echinopsis polyancistra..................................................... 1: 102Echinopsis pseudocandicans comb.n............................. 1: 96, 99Echinopsis pulchella [Echinocereus]................................... 3: 83Echinopsis quinesensis comb.n.................................... 1: 96, 103Echinopsis rowleyi............................................................... 1: 99Echinopsis sanguiniflora comb.n......................................... 9: 88Echinopsis schickendantzii .................................................. 1: 98Echinopsis schieliana comb.n.............................................. 5: 92Echinopsis smirziana ......................................................... 1: 100Echinopsis strigosa ..................................................1: 98; 27: 31Echinopsis tarijensis ............................................................ 1: 99Echinopsis tarijensis × Oreocereus celsianus ..................... 12: 6Echinopsis tegeleriana comb.n............................................ 5: 92Echinopsis terscheckii.................................................... 1: 95, 98Echinopsis thelegona ................................................. 1: 100, 104Echinopsis thionantha comb.n.................................5: 92; 6: 100Echinopsis tiegeliana comb.n. ............................................. 9: 88Echinopsis valida......................................................... 1: 97, 104Echinopsis valida var. densa [Echinocereus polyacanthus var.]6: 83Echinopsis walteri comb.n........................................... 1: 96, 100Echinopsis yungasensis [bridgesii]...................................... 18: 6Echinopsis yuquina n.nov. ................................................... 9: 88Ecology & climate

Aizoaceae .................................................... 22: 31-32; 24: 17-31Aloe craibii......................................................................... 21: 28Aloe jawiyon & A. perryi ..............................................23: 28-29Angola/Namibia border, Kunene River valley, Epupa Falls17: 101-108Bolivia, biogeography & ecology.................................18: 24-26Delosperma...................................................................26: 53-54Drosanthemum subg. Drosanthemum.............................. 25: 163Drosanthemum subg. Lutea ............................................. 25: 164Drosanthemum subg. Neocopina..................................... 25: 167Drosanthemum subg. Ossicula ........................................ 25: 169Drosanthemum subg. Quastea..................................25: 170-171Drosanthemum subg. Speciosa ........................................ 25: 172Drosanthemum subg. Vespertina..................................... 25: 175Drosanthemum subg. Xamera.......................................... 25: 175Eriosyce subg. Neoporteria ..........................................26: 84-91Frailea.............................................................................. 24: 117Madagascar, Reserve spéciale ‘Cap Ste. Marie’.......... 16: 10, 11Parodia allosiphon............................................................. 25: 42South Africa, Barberton Centre of Endemism................... 21: 26South Africa, Cornellskop .........................................16: 1-3, 6-8Yemen, Socotra.............................................................20: 23-24Ecology & climate: Climatic dataBrazil, Pernambuco, Alagoinha: rainfall ........................... 17: 76Brazil, Pernambuco, Pessoa: rainfall ................................. 17: 88Chile, northern: rainfall.................................................. 22: 9, 15Chile, La Serena, temperature & rainfall........................... 26: 91Ecology & climate: Symbiotic flora & faunaGeospiza scandens [Cactus Finch] ....................................27: i-iiEctotropisEctotropis........................................................................... 24: 36Ectotropis alpina.............................................................. 27: 109Ehretia.............................................................................................. 25: 2EnargantheEnarganthe octonaria ................................25: 181; 27: 100, 109EncephalocarpusEncephalocarpus [Pelecyphora].......................................... 8: 94Encephalartos longifolius ............................................................ 27: 122Encholirium brachypodum....................................................... 24: 46, 49EomatucanaEomatucana [infrag. Oreocereus] ....................................... 8: 91EpiphyllanthusEpiphyllanthus [Schlumbergera] ......................................... 8: 92Epiphyllanthus candidus [Schlumbergera microsphaerica]13: 76Epiphyllanthus microsphaericus [Schlumbergera]...... 13: 75, 76Epiphyllanthus obovatus [Schlumbergera opuntioides] .... 13: 76Epiphyllanthus obtusangulus [Schlumbergera microsphaerica]13: 76Epiphyllanthus opuntioides [Schlumbergera].................... 13: 76EpiphyllopsisEpiphyllopsis [Hatiora] ....................................................... 8: 92Epiphyllopsis gaertneri [Hatiora]...................................... 13: 77

EpiphyllumEpiphyllum .............................................................24: 81; 27: 54Epiphyllum, annotated dictionary entry .....................4: 69; 8: 89Epiphyllum Pfeiff. non Haw. [Schlumbergera] ................... 8: 92Epiphyllum ackermannii fa. candidus [Disocactus] ............ 9: 87Epiphyllum altensteinii [Schlumbergera truncata]............ 13: 77Epiphyllum bridgesii [Schlumbergera ×]........................... 13: 77Epiphyllum candidum n.inval. [Schlumbergera microsphaerica]13: 77Epiphyllum delicatulum [Schlumbergera truncata]........... 13: 77Epiphyllum delicatus [Schlumbergera truncata]............... 13: 77Epiphyllum chrysocardium [Selenicereus] ................7: 93; 9: 91Epiphyllum crispatum [Rhipsalis]........................ 13: 61(NT), 77Epiphyllum gaertneri [Hatiora]................................... 13: 74, 77Epiphyllum makoyanum [Hatiora gaertneri]............... 13: 74, 77Epiphyllum obovatum n.inval. [Schlumbergera opuntioides]13: 77Epiphyllum obtusangulum n.inval. [Schlumbergera microsphaerica] 13:77Epiphyllum opuntioides [Schlumbergera] ......................... 13: 76Epiphyllum phyllanthus ............17: 4, 9, 12, 16, 23; 18: 7-8, 138Epiphyllum platycarpum [Rhipsalis pachyptera?]............. 13: 73Epiphyllum polycanthum n.inval. [Schlumbergera opuntioides]13: 77Epiphyllum purpurascens [Schlumbergera truncata]........ 13: 77Epiphyllum russellianum [Schlumbergera]13: 74(LT), 77; 17: 21; 27: 122-123Epiphyllum russellianum var. gaertneri [Hatiora]5: 100; 13: 74(LT)Epiphyllum truncatum [Schlumbergera]13: 74(NT), 77; 17: 9, 22EpithelanthaEpithelantha................................................................. 24: 79, 81Epithelantha, annotated dictionary entry...................4: 74; 8: 94Epithelantha bokei ......................................24: 74, 75, 76, 78-79Epithelantha micromeris.........................................24: 76, 78-79ErdisiaErdisia [Corryocactus] ........................................................ 8: 91ErepsiaErepsia ..............................................................16: 62-64; 27: 87Erepsia sections ................................................................. 11: 50Erepsia sect. Crassifolia sect.n..................11: 50; 16: 63; 27: 87Erepsia sect. Erepsia sect.n. ..................................11: 50; 27: 87Erepsia sect. Intectatae sect.n................................11: 50; 27: 87Erepsia sect. Tectatae sect.n..................................11: 50; 27: 87Erepsia aristata comb.n......................................... 16: 55, 63, 64Erepsia babiloniae............................................................. 16: 64Erepsia forficata ...............................................16: 52-53, 56, 64Erepsia heteropetala.......................................................... 16: 64Erepsia inclaudens............................................................. 16: 63Erepsia lacera.................................................................... 16: 63Erepsia pillansii...............................................16: 63, 64; 27: 87Erepsia purpureostyla [Cerochlamys]............................... 16: 56Erepsia simulans.......................................................21: 110-111Erepsia steytlerae............................................................... 16: 64Eriocephala

Eriocephala [Parodia]......................................................... 8: 92EriocereusEriocereus [Harrisia]........................................................... 8: 89Eriocereus adscendens [Harrisia] ..................................... 16: 37Eriocereus guelichii [Harrisia].......................................... 16: 37Eriocereus pomanensis [Harrisia]............................... 16: 35, 37Eriocereus tetracanthus [Harrisia]...................................... 5: 92EriosyceEriosyce...................................................................... 27: 50, 132Eriosyce, annotated dictionary entry..................4: 73; 8: 92, 103Eriosyce flowering period.................................................. 26: 80Eriosyce subg. Chileonapina ....................................... 26: 80, 84Eriosyce subg. Islaya ...............................................23: 5; 26: 80Eriosyce subg. Neoporteria comb.n.26: 76-78, 80, 88-90, 93, 95Eriosyce sect. Neoporteria subsect. Horridocactus23: 5; 26: 77, 79-80, 93, 94Eriosyce sect. Neoporteria subsect. Neoporteria .. 26: 76, 91, 94Eriosyce aspillagae............................................................ 26: 79Eriosyce aurata................................................................ 27: 130Eriosyce caligophila sp.n........... 23: i, 1-6, 10, 11, 12-13, 14, 15Eriosyce castanea [subgibbosa var.] ........................... 26: 77, 97Eriosyce chilensis.............................26: 77-78, 80, 84, 87, 94-97Eriosyce chilensis var. albidiflora ................................26: 94-95Eriosyce chilensis var. chilensis .................................. 26: 78, 94Eriosyce clavata comb.n..................26: 77-78, 82, 86, 91, 94-96Eriosyce clavata ssp. clavata................26: 77-78, 81, 83, 86, 97Eriosyce clavata ssp. nigrihorrida comb.n.26: 77-78, 81, 83, 86, 92, 95, 97Eriosyce curvispina.......................................... 26: 78, 84, 95, 97Eriosyce curvispina ssp. marksiana................................... 26: 79Eriosyce heinrichiana ............................................ 26: 84, 95, 97Eriosyce islayensis....................... 23: iv, 9-10, 11, 12-13, 14, 15Eriosyce iquiquensis [recondita ssp.]23: 4-5, 10-11, 12-13, 14, 15Eriosyce laui [Rimacactus]..............................19: 75, 76; 26: 79[Eriosyce] litoralis [villosa]........................26: 77-78, 81, 84, 97Eriosyce parviflora n.nud. [clavata].................................. 26: 97Eriosyce recondita ssp. iquiquensis..................................23: 4-5Eriosyce senilis ...........................26: 77-78, 81-83, 90-91, 94-96Eriosyce senilis ‘Multicolor’.............................................. 26: 84Eriosyce senilis ssp. coimasensis................................. 26: 77, 97Eriosyce senilis ssp. senilis.......................................... 26: 77, 97Eriosyce sociabilis ....26: 77-78, 81-82, 84, 86, 90-91, 92, 94-97Eriosyce sociabilis ‘Transiens’.............................. 26: 86, 92, 96Eriosyce subgibbosa13: 112; 26: 77-78, 81-83, 87, 90-92, 93, 94-97Eriosyce subgibbosa var. castanea........................ 26: 77, 86, 97Eriosyce subgibbosa ssp. clavata [clavata]..................26: 91-92Eriosyce subgibbosa ssp. clavata var. nigrihorrida [clavata ssp.] 26: 91-92Eriosyce subgibbosa ssp. clavata var. vallenarensis [subgibbosa ssp.] 26:92Eriosyce subgibbosa ssp. clavata var. wagenknechtii [wagenknechtii] 26:92Eriosyce subgibbosa ssp. subgibbosa var. litoralis [villosa]26: 92

Eriosyce subgibbosa ssp. vallenarensis................. 26: 78, 92, 97Eriosyce taltalensis ...............................26: 76, 78, 90, 92, 93-97Eriosyce taltalensis ssp. pilispina................................ 26: 86, 93Eriosyce taltalensis ssp. pygmaea...................................... 26: 94Eriosyce taltalensis ssp. taltalensis...................26: 80, 86, 93-94Eriosyce villosa...............26: 77-78, 81-84, 86, 90-92, 94-95, 97[Eriosyce] wagenknechtii......................26: 77-78, 84, 86, 92, 97ErythrorhipsalisEryrthrorhipsalis [Rhipsalis]............................................... 8: 92Erythrorhipsalis burchellii [Rhipsalis].............................. 13: 77Erythrorhipsalis campos-portoana [Rhipsalis] ................. 13: 77Erythrorhipsalis cereuscula [Rhipsalis] ............................ 13: 77Erythrorhipsalis cribrata [Rhipsalis campos-portoana?] . 13: 77EscobariaEscobaria ........................................................................... 24: 81Escobaria, annotated dictionary entry .......................4: 75; 8: 94Escobaria aguirreana [Acharagma].................................... 4: 10Escobaria bella ............................................................ 24: 76, 78Escobaria chihuahuensis ..................................................... 9: 88Escobaria cubensis .............................................................. 4: 11Escobaria minima ...................................................24: 76, 78-79Escobaria nelliae [minima].....................................24: 76, 78-79Escobaria roseana [Acharagma]................................. 24: 76, 78Escobaria sneedii......................................................... 24: 76, 78Escobaria strobiliformis ...................................................... 9: 88Escobaria tuberculosa ......................................................... 9: 88Escobaria vivipara....................................................... 27: 40, 62Escobaria zilziana.......................................24: 74, 75, 76-77, 78EscontriaEscontria [Myrtillocactus]................................................... 8: 93×Espocana× Espocana. [Espostoa × Matucana]................................... 12: 5EspostoaEspostoa............................................................................. 24: 80Espostoa, annotated dictionary entry....................4: 72; 8: 90-91Espostoa blossfeldiorum .................................................... 17: 31Espostoa blossfeldiorum × Matucana aurantiaca ............... 12: 5Espostoa guentheri..........................17: 28, 29, 31, 32, 33, 34-37Espostoa lanata...............................17: 28, 29, 30, 32, 33, 34-37Espostoa lanianuligera × Matucana aurantiaca................. 12: 5Espostoa melanostele..........17: 28, 29, 32, 33, 34-37; 25: 60, 83Espostoa melanostele × Haageocereus albispinus.............. 12: 5Espostoa melanostele × Haageocereus fulvus..................... 12: 6Espostoa melanostele × Haageocereus multangularis........ 12: 5Espostoa melanostele × Haageocereus pseudomelanostele ssp. aureispinus...................................................................................... 25: 60, 91Espostoa melanostele × Haageocereus pseudomelanostele ssp. carminiflorus...................................................................................... 25: 60, 91Espostoa melanostele × Haageocereus versicolor .............. 12: 6Espostoa mirabilis ..........................17: 28, 29, 30, 32, 33, 34-37

Espostoa nana × Haageocereus chryseus ........................... 12: 6Espostoa nana × Haageocereus pseudomelanostele [×zehnderi]25: ivEspostoa ritteri......................................17: 28, 29, 30, 32, 34-37Espostoa ruficeps × Weberbauerocereus weberbaueri ....... 12: 6Espostoa senilis.....................................17: 28, 29, 32, 33, 34-37Espostoa senilis × Matucana myriacantha.......................... 12: 5×Espostingia× Espostingia [Browningia × Espostoa].............................. 12: 5×Espostocactus× Espostocactus [Cleistocactus × Espostoa] ................... 12: 3, 5× Espostocactus mirabilis comb.n. [Cleistocactus icosagonus × Espostoalanata].................................................................................. 12: 5EspostoopsisEspostoopsis, annotated dictionary entry..................... 8: 90, 104Espostoopsis circumscription............................................... 7: 34Espostoopsis dybowskii.............................................7: 23, 39-40EsterhuyseniaEsterhuysenia.......................................... 16: 64-65; 21: 107-108Esterhuysenia alpina.........................16: 64, 65, 82; 21: 107-108Esterhuysenia drepanophylla comb.n.16: 65-66; 21: i, iv, 107-108, 109Esterhuysenia inclaudens comb.n..................16: 65, 66; 21: 108Esterhuysenia mucronata comb.n............................ 21: 108, 109Esterhuysenia stokoei comb.n...................................... 16: 65, 66EthnobotanyAdenia gummifera.........................................................20: 74-76Aloe jawiyon....................................................................... 23: 29Aloe perryi: Bitter aloes............................................... 23: 24, 29Aloe vera .......................................................................... 23: 120Dracaena cinnabari: Dragon’s blood................................ 23: 24Euphorbia resinifera.....................................................19: 11-13Kalanchoe brachyloba....................................................... 21: 24Kalanchoe paniculata ........................................................ 21: 24Ethnobotany: CropsStenocereus thurberi fruit: pitaya .................................22: 77-83EulychniaEulychnia ......................................................................... 27: 132Eulychnia, annotated dictionary entry .......................4: 73; 8: 91Eulychnia acida ............................................... 27: 130, 132, 134EuphorbiaEuphorbia ..............................................................25: 3; 27: 122Euphorbia alluaudii........................................................... 27: 22Euphorbia avasmontana .......................................... 22: 132, 138Euphorbia balsamifera ...................................................... 27: 20Euphorbia barnardii ........................................ 22: 132, 134, 138Euphorbia canariensis.................................22: 132, 138; 27: 20Euphorbia eduardoi......................................................... 17: 104Euphorbia evansii .............................................................. 27: 22Euphorbia filiflora var. filiflora............................. 21: 50, 51, 52Euphorbia filiflora var. nana var.n...............................21: 49-52Euphorbia fortuita ............................................22: 132, 138-139

Euphorbia gottlebei ........................................................... 27: 23Euphorbia guerichiana .................................................... 17: 102Euphorbia gymnocalycioides sp.n. ...................................2: 9-14Euphorbia horrida ...............................19: 69; 22: 132, 134, 138Euphorbia leistneri .................................. 17: 101, 105, 106, 108Euphorbia mayuranathanii.......................................... 27: 23, 28Euphorbia mccoyi .................................................... 22: 132, 138Euphorbia monteiri ssp. montieri ............................ 17: 105, 107Euphorbia mosaica .............................................................. 2: 14Euphorbia obesa .......................................22: 132, 135, 138-139Euphorbia officinarum...................................19: 3; 22: 132, 138Euphorbia otjipembana ................................................... 17: 104Euphorbia pillansii .................................................. 22: 132, 138Euphorbia resinifera............................... 19: 3-14; 20: 13-14, 16Euphorbia resinifera var. chlorosoma [resinifera]............ 19: 11Euphorbia resinifera var. resinifera .............................19: 10-11Euphorbia sebsebei...........................................16: 109-110, 112Euphorbia sipolisii............................................................. 27: 22Euphorbia subsalsa.......................................................... 17: 105Euphorbia subsalsa ssp. fluvialis..................... 17: 105, 106, 108Euphorbia tirucalli........................................................11: 86-90Euphorbia transvaalensis ................................................ 17: 105Euphorbia tubiglans........................................................... 27: 22Euphorbia turbiniformis .................................................. 2: 9, 13Euphorbia venenata..................................................... 27: 23, 26Euphorbia viguieri....................................................... 27: 23, 25Euphorbia virosa ..................................................... 17: 103, 105EvolutionEvolutionary theory ......................................................... 27: 2, 3Aizoaceae ......................................................................24: 31-36Aizoaceae nectaries...................................................27: 109-117Cactaceae.............................26: 1-18; 27: 37-48, 50-51, 60, 144Cactaceae subfam. Opuntioideae .................................27: 49-58Delosperma.................................................................. 26: 54, 57Eriosyce chilensis............................................................... 26: 95Succulence, evolution of...............................................27: 13-36FacheiroaFacheiroa, annotated dictionary entry.......................4: 72; 8: 91Facheiroa squamosa........................................ 15: 93, 94, 95, 97FaucariaFaucaria..................................................................... 27: 94, 116Faucaria felina.....................................................15: 40; 27: 109FenestrariaFenestraria....................24: 2, 9-12, 14-19, 22, 28-30, 32-33, 36Fenestraria rhopalophylla.........24: 3-5, 9, 13, 17-19, 22, 29, 34Fenestraria rhopalophylla ssp. aurantiaca ..............24: 6, 16-17Fenestraria rhopalophylla ssp. rhopalophylla .............. 24: 6, 27FerocactusFerocactus.................................................................... 27: 39, 67Ferocactus, annotated dictionary entry......................4: 74; 8: 94

Ferocactus circumscription & classification ..................2: 19-20Ferocactus subg. Ancistrocactus ......................................... 2: 27Ferocactus subg. Ferocactus seeds ..................................1: 3-16Ferocactus subg. Hamatocactus.......................................... 2: 27Ferocactus subg. Pennisquama ........................................... 2: 20Ferocactus sect. Bisnaga comb.& stat.n...... 1: 6-7; 2: 20; 8: 100Ferocactus sect. Ferocactus .....................................1: 6-7; 2: 27Ferocactus acanthodes Br.& R non Lem. [cylindraceus] ... 2: 33Ferocactus acanthodes var. eastwoodii [cylindraceus var.] 2: 33Ferocactus acanthodes var. lecontei [cylindraceus var.] .... 2: 33Ferocactus acanthodes var. tortulispinus [cylindraceus var.]2: 33Ferocactus alamosanus [pottsii var.]................................... 2: 36Ferocactus alamosanus var. platygonus [pottsii] ................ 2: 36Ferocactus arizonicus [wislizeni] ........................................ 2: 34Ferocactus bicolor [Thelocactus]............................5: 59; 18: 62Ferocactus bicolor var. bolaensis [Thelocactus bicolor]5: 59; 18: 62Ferocactus bicolor var. flavidispinus [Thelocactus]5: 61; 18: 62Ferocactus bicolor var. schwarzii [Thelocactus bicolor ssp.]5: 61; 18: 62Ferocactus chrysacanthus ...................................1: 10; 2: 29, 34Ferocactus coloratus [gracilis var.] .................................... 2: 30Ferocactus covillei [emoryi].........................1: 12; 23: 31, 33-37Ferocactus crassihamatus [Sclerocactus] ........................... 5: 94Ferocactus cylindraceus1: 11; 2: 20, 29, 33; 23: 33, 39; 27: 62, 66Ferocactus cylindraceus var. cylindraceus.......................... 2: 33Ferocactus cylindraceus var. eastwoodii comb.n.......... 2: 29, 33Ferocactus cylindraceus var. lecontei ........................... 2: 29, 33Ferocactus cylindraceus var. tortulispinus.....1: 11; 2: 29, 33-34Ferocactus cylindraceus var. lecontei ................................. 1: 11Ferocactus diguetii .........................................1: 12; 2: 20, 36-37Ferocactus diguetii var. carmenensis ............................ 2: 36, 37Ferocactus diguetii var. diguetii.................................... 2: 36, 37Ferocactus eastwoodii [cylindraceus var.].......................... 2: 33Ferocactus echidne ............1: 13; 2: 20, 22; 5: 95; 15: 54, 59, 62Ferocactus echidne var. victoriensis.................................... 2: 22Ferocactus emoryi ................... 2: 20, 36, 37; 23: 31-39; 27: 130Ferocactus emoryi var emoryi ....................................... 2: 36, 37Ferocactus emoryi var rectispinus comb.n.....................2: 36-38Ferocactus falconeri [wislizeni] .......................................... 2: 34Ferocactus flavovirens......................... 1: 13; 2: 19, 20-22; 5: 95Ferocactus fordii............................................1: 10; 2: 20, 29, 34Ferocactus fordii var. fordii................................................. 2: 34Ferocactus fordii var. grandiflorus...................................... 2: 34Ferocactus gatesii [cf. gracilis]...................................1: 8; 2: 30Ferocactus glaucescens ..................... 1: 13; 2: 20, 22-23; 15: 62Ferocactus gracilis var. coloratus .............................1: 16; 2: 30Ferocactus gracilis var. gracilis..............1: 10, 16; 2: 20, 29, 30Ferocactus guirocobensis n.nud. [pottsii] ........................... 2: 36Ferocactus haematacanthus ................1: 15; 2: 20, 24, 25; 5: 96Ferocactus hamatacanthus var. hamatacanthus1: 15; 2: 20, 25, 27; 5: 53Ferocactus hamatacanthus var. longihamatus .................... 2: 27

Ferocactus hamatacanthus var. sinuatus............................. 2: 27Ferocactus hastifer [Thelocactus] ...........................5: 66; 18: 63Ferocactus herrerae.....................................................1: 9; 2: 34Ferocactus heterochromus [Thelocactus]................5: 68; 18: 62Ferocactus histrix1: 15; 2: 20, 24-25; 12: 13, 29; 15: 54, 55, 61, 62; 27: 130Ferocactus johnstonianus ..........................................1: 10; 2: 34Ferocactus latispinus2: 26; 5: 96; 12: 13, 30; 15: 52, 57, 59, 62Ferocactus latispinus var. greenwoodii comb.n.................. 2: 27Ferocactus latispinus ssp./var. latispinus1: 15; 2: 20, 25, 26; 27: 130Ferocactus latispinus var. spiralis comb.& stat.n 2: 26-27; 5: 96Ferocactus lecontei [cylindraceus var.]............................... 2: 33Ferocactus leucacanthus [Thelocactus] ..................5: 62; 18: 63Ferocactus lindsayi........................1: 14; 2: 20, 24, 26; 5: 95, 96Ferocactus longihamatus var. crassispnus [hamatacanthus]2: 27Ferocactus macrodiscus ...1: 14; 2: 20, 25-26; 5: 95-96; 27: 130Ferocactus macrodiscus var. macrodiscus.......................... 2: 25Ferocactus nobilis [latispinus] ............................................ 2: 26Ferocactus peninsulae var. peninsulae............1: 8; 2: 20, 28, 29Ferocactus peninsulae var. santa-maria comb.n........... 2: 29, 30Ferocactus peninsulae var. townsendianus stat.n...........2: 28-30Ferocactus peninsulae var. viscainensis [gracilis var. coloratus] 2: 30Ferocactus phoeniceus [wislizeni]....................................... 2: 34Ferocactus piliferus ............................................................. 5: 96Ferocactus pilosus .................................1: 9; 2: 20, 29, 35; 5: 96Ferocactus pottsii.................................................1: 12; 2: 20, 36Ferocactus pottsii var. alamosanus ..................................... 2: 36Ferocactus pottsii var. pottsii .............................................. 2: 36Ferocactus pringlei [pilosus]............................................... 2: 35Ferocactus rafaelensis [echidne]...............................1: 13; 2: 22Ferocactus rectispinus [emoryi var.] .........................1: 12; 2: 37Ferocactus recurvus [latispinus] ......................................... 2: 26Ferocactus reppenhagenii .............................1: 14; 2: 20, 22, 23Ferocactus rhodanthus n.nud. ............................................. 2: 22Ferocactus robustus....................................1: 8; 2: 19, 21, 27-29Ferocactus rostii [cylindraceus].......................................... 2: 33Ferocactus reppenhagenii ................................................... 1: 14Ferocactus schwarzii ..................................1: 8; 2: 20, 22, 23-24Ferocactus setispinus [Thelocactus].................................... 5: 59Ferocactus stainesii [pilosus] .............................................. 2: 35Ferocactus tortulispinus [cylindraceus var.] ....................... 2: 33Ferocactus townsendianus .................................................. 2: 28Ferocactus townsendianus var. santa-maria .............1: 16; 2: 30Ferocactus victoriensis ........................................................ 2: 22Ferocactus viridescens.........................1: 11; 2: 20, 29, 30; 27: 8Ferocactus viridescens var. littoralis....................... 2: 29, 31, 32Ferocactus viridescens var. viridescens .............................. 2: 31Ferocactus viscainensis [gracilis var. coloratus] ................ 2: 30Ferocactus wislizeni.............................1: 9; 2: 29, 34; 23: 33, 39Ferocactus wislizeni var. herrerae stat.n..........1: 9; 2: 29, 34-35Ferocactus wislizeni var. tiburonensis...................1: 9; 2: 29, 35

Ferocactus wislizeni var. wislizeni ................................ 2: 29, 34×Ferofossulocactus×Ferofossulocactus [Ferocactus × Echinofossulocactus]12: 3, 6Ficus burtt-davyi............................................................................ 15: 67FloribundaFloribunda, classification .................................................... 7: 17Floribunda [Cipocereus] ..................................................... 8: 90Floribunda [Pilosocereus subg.] ................................... 6: 87, 90Floribunda pusilliflora [Cipocereus].........................6: 90; 9: 86FockeaFockea multiflora..................................................... 17: 102, 105FouquieriaFouquieria.......................................................................... 27: 32FourcroyaFourcroya longaeva........................................................... 17: 17FraileaFrailea...........................................................24: 79, 81, 115-118Frailea, annotated dictionary entry.............4: 73; 8: 92, 100-101Frailea, distribution ......................................................... 24: 116Frailea alexandri sp.n.......................24: 119, 121, 123, 124-125Frailea angelesii n.inval. [mammifera ssp.] .................... 24: 118Frailea asterioides [castanea] ..........................24: 125-126(NT)Frailea asterioides var. backebergii [castanea] .............. 24: 126Frailea asterioides ssp./var. harmoniana [castanea] ...... 24: 126Frailea castanea ...............................................24: 125-126(NT)Frailea cataphracta ......................................................... 24: 119Frailea chiquitana ............................................... 24: 76, 78, 117Frailea colombiana [pumila]........................... 24: 116, 119, 120Frailea gracillima............................................................ 24: 122Frailea klingeriana n.inval. [schilinzkyana var. concepcionensis] 24: 116Frailea knippeliana [pumila]............................24: 119, 122-124Frailea knippeliana var. arzbergeri n.nud. [pumila]24: 119, 122, 125Frailea larae .................................................................... 24: 117Frailea mammifera .................................................. 24: 118, 119Frailea mammifera ssp. angelesiae ...........24: 118-119, 120-122Frailea mammifera ssp. mammifera................ 24: 118, 120, 122Frailea moseriana............................................................ 24: 119Frailea pilzii n.inval. [schilinzkyana var. concepcionensis]24: 116Frailea pumila ..........................................24: 119, 122-124, 125Frailea schilinzkyana var. concepcionensis .................... 24: 116Frailea uhligiana ....................................................24: 76-77, 78FrereaFrerea ...........................................................................8: 3, 9-10Frerea indica ....................................................................8: 9-10FrithiaFrithia .................24: 2-4, 9-10, 12, 14-19, 23, 27, 29, 33-34, 36Frithia humilis ....................................24: 3, 6, 18-19, 23, 27, 34Frithia pulchra..............................24: 3, 5, 15, 18-19, 23, 27, 34FurcraeaFurcraea .......................................................................... 21: 124

Furcraea selloa................................................................ 21: 125GaleniaGalenia......................................25: 181, 185; 27: 74-75, 79, 111Galenia sp. ......................................................................... 27: 83Gardens & nurseriesCambridge University Botanic Garden.........................14: 20-21La Mortola, Ventimiglia, Italy......................................19: 67-74Liverpool Botanic Garden.............................................21: 29-38Royal Botanic Gardens, Kew....................................27: 121-128Royal Botanic Gardens, Kew: Princess of Wales Conservatory27: 128Royal Botanic Gardens, Kew: Sherman Hoyt house27: 127, 128Royal Botanic Gardens, Kew: Tropical Nursery, Hättich collection 27: 127Schloss Dyck, plan of castle and garden (1834)................ 17: 24×Gasteraloe×Gasteraloe ..............................................................16: 115-118×Gasteraloe ‘Lutzar’ [Gasteria acinacifolia × Aloe aristata]16: 116-117GasteriaGasteria acinacifolia × Aloe aristata [×lutzar] ........16: 116-117Gasteria acinacifolia × Aloe tenuior var. rubriflora ....... 16: 117Gasteria batesiana × Aloe bellatula ................................ 16: 117Gasteria batesiana × Aloe jucunda ................................. 16: 117Gasteria batesiana × Aloe variegata............................... 16: 117Gasteria bicolor ‘Planifolia’ × Aloe dorotheae............... 16: 117Gasteria bicolor var. liliputana × Aloe descoingsii......... 16: 117Gasteria brachyphylla ....................................................... 13: 24Gasteria brachyphylla × Aloe parvula ............................ 16: 117Gasteria carinata................................................................... 5: 7Gasteria carinata × Aloe dorotheae ................................ 16: 117Gasteria carinata var. carinata ‘Dicta’ × Aloe dawei..... 16: 117Gasteria carinata var. verrucosa × Aloe variegata..16: 117-118Gasteria ellaphieae............................................................ 13: 24Gasteria glomerata sp.n..............................................9: 100-104Gasteria nitida var. armstrongii × Aloe bellatula ........... 16: 118Gasteria nitida var. armstrongii × Aloe rauhii................ 16: 118Gasteria pillansii × Aloe aristata .................................... 16: 118Gasteria ‘Gyu-zetu’ × Aloe variegata ............................. 16: 118GeohintoniaGeohintonia......................................................10: 25; 26: 14, 16Geohintonia mexicana ................................10: 25, 26; 26: 14-15GerrardanthusGerrardanthus grandiflorus............................................... 17: 95Gerrardanthus lobatus................................................. 17: 95, 99Gerrardanthus macrorhizus......................................... 17: 95, 96Gerrardanthus tomentosus..........................................17: 95-100GerocephalusGerocephalus [Espostoopsis]............................................... 8: 90GibbaeumGibbaeum15: 39; 24: 2-4, 10, 14-19, 23, 27, 29, 32-34; 27: 108, 116Gibbaeum subg. Gibbaeum................................................ 14: 16Gibbaeum subg. Imitaria stat.n.......................................... 14: 16

Gibbaeum album................................................................ 15: 39Gibbaeum album var. roseum............................................ 15: 39Gibbaeum angulipes .......................................................... 15: 39Gibbaeum cryptopodium [nuciforme]....................15: 39; 24: 31Gibbaeum dispar................................................25: 181; 27: 109Gibbaeum esterhuyseniae .................................................. 15: 39Gibbaeum gibbosum .......................................................... 15: 39Gibbaeum haagei var. parvifolium .................................... 15: 39Gibbaeum heathii........................................................... 24: 2, 11Gibbaeum johnstonii sp.n.14: i, 14-16; 15: 39; 24: 3-4, 9-10, 18-19, 27, 34Gibbaeum nebrownii14: 14, 16; 15: 39; 24: 3-4, 8, 9-10, 18-19, 27, 31, 34Gibbaeum nuciforme.............. 24: 3-4, 8, 9-10, 18-19, 27, 31, 34Gibbaeum petrense ............................................................ 15: 39Gibbaeum shandii .................................................... 27: 107, 109Gibbaeum sp. × Glottiphyllum sp. ..................................... 11: 34×Gibbaeophyllum×Gibbaeophyllum......................................................... 11: 34, 47×Gibbaeophyllum marnieri................................................ 11: 47GlandulicactusGlandulicactus [Sclerocactus]............................................. 8: 93GlossariesTerms related to succulence or water management ......27: 35-36GlottiphyllumGlottiphyllum22: 26-27; 25: 178-179, 180, 182-183, 185; 26: 29; 27: 70, 73,78, 80, 82-84, 116, 118Glottiphyllum classification ..........................................11: 38-47Glottiphyllum ecology & phytogeography..............11: 28-32, 38Glottiphyllum infrageneric groups ................................11: 35-38Glottiphyllum monograph ............................................11: i, 1-49Glottiphyllum relationships...........................................11: 32-35Glottiphyllum album .......................................................... 11: 47Glottiphyllum angustum [cruciatum]................................. 11: 39Glottiphyllum apiculatum [cruciatum] .............................. 11: 39Glottiphyllum armoedense [cruciatum] ......................11: 39(LT)Glottiphyllum arrectum [surrectum].............................11: 46-47Glottiphyllum barrydalense [depressum] ...................11: 40(LT)Glottiphyllum buffelsvleyense [depressum] ................11: 40(LT)Glottiphyllum carnosum11: 3, 4, 13, 18, 25, 39; 25: 180, 181, 182-183; 27: 88-89Glottiphyllum cilliersiae [linguiforme].............................. 11: 42Glottiphyllum compressum [regium] ............................11: 45-46Glottiphyllum concavum [surrectum] ................................ 11: 47Glottiphyllum cruciatum .......11: 3, 6, 12, 15, 16, 38, 39(NT)-40Glottiphyllum cultratum [longum] ..............................11: 43(LT)Glottiphyllum davisii [longum].......................................... 11: 43Glottiphyllum depressum11: 3, 5, 10, 13, 15, 17, 18, 19, 25, 39, 40-41; 14: 15;27: 88-89Glottiphyllum difforme11: 8, 10, 11, 15, 16, 19, 25, 29, 38, 41-42Glottiphyllum erectum [longum]........................................ 11: 43Glottiphyllum fergusoniae ..... 11: 3, 8, 12, 15, 16, 19, 25, 39, 42

Glottiphyllum fragrans [depressum]...........................11: 40(LT)Glottiphyllum framesii [depressum] .................................. 11: 40Glottiphyllum grandiflorum........... 11: 3, 12, 17, 18, 39, 42(NT)Glottiphyllum haagei [depressum]..............................11: 40(LT)Glottiphyllum herrei [suave].............................................. 11: 46Glottiphyllum jacobsenianum [depressum] ................11: 40(LT)Glottiphyllum jordaanianum [carnosum] ...................11: 39(LT)Glottiphyllum latifolium [linguiforme] .........................11: 42-43Glottiphyllum latum [longum].....................................11: 43(LT)Glottiphyllum linguiforme5: 5; 11: 4, 11, 13, 15, 17, 18, 25, 29, 39, 42-43; 25:181, 182-183Glottiphyllum lombergii n.nud. [grandiflorum]................. 11: 42Glottiphyllum longipes [ cruciatum]...........................11: 40(LT)Glottiphyllum longum ...11: 6, 10, 11, 12, 15, 18, 25, 39, 43(LT)Glottiphyllum longum var. hamatum [longum].................. 11: 43Glottiphyllum longum var. heterophyllum [longum] ....11: 43-44Glottiphyllum marlothii [depressum]................................. 11: 41Glottiphyllum muirii [depressum]...................................... 11: 41Glottiphyllum neilii .......................11: 3, 4, 13, 15, 18, 39, 44-45Glottiphyllum nelii ................................. 11: 5, 13, 18, 29, 39, 45Glottiphyllum nuciforme ...................................................... 24: 4Glottiphyllum nysiae [depressum] ..............................11: 41(LT)Glottiphyllum obliquum [longum]...............................11: 44(LT)Glottiphyllum ochraceum [Malephora] ............................. 11: 47Glottiphyllum oligocarpum...................... 11: 3, 5, 13, 18, 39, 45Glottiphyllum pallens [nelii].............................................. 11: 45Glottiphyllum parvifolium [surrectum].............................. 11: 47Glottiphyllum peersii ................. 11: 8, 11, 13, 15, 16, 25, 38, 45Glottiphyllum platycarpum [depressum] ........................... 11: 41Glottiphyllum praepingue [cruciatum] .............................. 11: 40Glottiphyllum proclive [depressum] .................................. 11: 41Glottiphyllum propinquum [longum] ................................. 11: 44Glottiphyllum pustulatum [longum]............................11: 44(LT)Glottiphyllum pygmaeum [nelii] ........................................ 11: 45Glottiphyllum regium....................... 11: 7, 11, 12, 15, 16, 38, 45Glottiphyllum rosaliae [cruciatum] ................................... 11: 40Glottiphyllum rubrostigma [surrectum]............................. 11: 47Glottiphyllum rufescens [depressum] ................................ 11: 41Glottiphyllum ryderae [linguiforme].................................. 11: 43Glottiphyllum salmii................... 11: 3, 8, 12, 15, 16, 39, 46(NT)Glottiphyllum starkeae [depressum].................................. 11: 41Glottiphyllum semicylindricum [difforme]......................... 11: 42Glottiphyllum suave ................................. 11: 3, 4, 13, 15, 18, 46Glottiphyllum subditum [difforme] .................................... 11: 42Glottiphyllum surrectum .................11: 6, 12, 16, 29, 38, 46(LT)Glottiphyllum taurinum [depressum]................................. 11: 41Glottiphyllum uncatum [longum]....................................... 11: 44Glottiphyllum uniondalense [depressum] .......................... 11: 41Glottiphyllum ‘Album’....................................................... 11: 47Graft-chimeras

Ariocarpus + Trichocereus [+Ariocereus]......................... 22: 12+Ariocereus ‘Ewaldii’ [Ariocarpus kotschoubeyanus + Trichocereusspachianus] ........................................................................ 22: 12+Echinocalycium ‘Japonicum’ [Echinopsis oxygona ‘Eyriesii’ +Gymnocalycium mihanovichii var. friedrichii].................. 22: 12Echinopsis + Gymnocalycium [+Echinocalycium] ............. 22:12Echinopsis ‘Haku-Jo’......................................................... 22: 12+Hylocalycium [Hylocereus + Gymnocalycium]............... 22: 12GrahamiaGrahamia ......................................................12: 106-109; 27: 50Grahamia australiana comb.n................................. 12: 108, 109Grahamia bracteata......................................................... 12: 108Grahamia coahuilensis comb.n. ...................................... 12: 108Grahamia frutescens comb.n........................................... 12: 108Grahamia kurtzii comb.n................................................. 12: 108Grahamia vulcanensis comb.n......................................... 12: 108GrusoniaGrusonia ...................................... 8: 88; 24: 96, 103-104; 27: 55Grusonia ×aggeria............................................................. 13: 95Grusonia agglomerata....................................................... 13: 95Grusonia bradtiana13: 115; 14: 106; 21: 127; 24: 94, 96-97, 100Grusonia bulbispina ........................................................ 13: 117Grusonia clavata................................................14: 110; 21: 127Grusonia dumetorum ....................................................... 14: 136Grusonia emoryi .......................................................14: 140-141Grusonia grahamii...................... 16: 125, 126(LT); 19: 102-103Grusonia hamiltoniae n.inval. [Cylindropuntia californica]16: 129Grusonia invicta............................................................... 17: 116Grusonia kunzei ..............................................17: 120; 21: 79-80Grusonia marenae ........................................................... 18: 118Grusonia moelleri ............................................................ 18: 130Grusonia parishiorum........................................................ 19: 94Grusonia pulchella13: 109, 115; 16: 124; 19: 114; 20: 73; 22: 60; 23: 60-61Grusonia reflexispina......................................................... 20: 55Grusonia rosarica n.inval. [Cylindropuntia californica var.]20: 60, 61Grusonia schottii.............................................14: 132; 21: 67-68Grusonia stanlyi...................................................17: 120; 21: 79Grusonia vilis........................................................22: 70-71(HT)Grusonia wrightiana [kunzei]............................................ 21: 79GunniopsisGunniopsis ......................................................27: 74-75, 82, 111Gunniopsis calcarea .......................................................... 27: 82Gunniopsis papillata.................................................... 27: 82, 84GymnanthocereusGymnanthocereus [Browningia].......................................... 8: 92GymnocactusGymnocactus [infrag. Neolloydia]....................................... 8: 94Gymnocactus aguirreanus [Acharagma]............................... 4: 9Gymnocactus beguinii Backeb. n.illeg. [Turbinicarpus]4: 17; 15: 82; 19: 19

Gymnocactus beguinii (Schum.) Backeb. non Backeb. [Echinomastuserectocentrus] .................................................................... 15: 82Gymnocactus beguinii var. senilis ..................................... 19: 24Gymnocactus beguinii var. smithii [Turbinicarpus beguinii]4: 17Gymnocactus conothelos [Thelocactus] ..................5: 66; 18: 62Gymnocactus gielsdorfianus [Turbinicarpus] ..................... 4: 15Gymnocactus horripilus [Turbinicarpus] ............................ 4: 17Gymnocactus knuthianus [Turbinicarpus]...............4: 17; 24: 76Gymnocactus mandragora [Turbinicarpus] ...................... 18: 44Gymnocactus saussieri [Thelocactus conothelos]4: 66; 18: 62-63Gymnocactus subterraneus [Turbinicarpus] ....................... 4: 13Gymnocactus subterraneus var. zaragosae [Turbinicarpus]4: 13Gymnocactus valdezianus [Turbinicarpus] ......................... 4: 14Gymnocactus valdezianus var. albiflorus [Turbinicarpus].. 4: 14Gymnocactus viereckii [Turbinicarpus] .............................. 4: 15Gymnocactus ysabelae [Turbinicarpus] ..................4: 11; 24: 76GymnocalyciumGymnocalycium....................................................26: 15; 27: 132Gymnocalycium, annotated dictionary entry..............4: 73; 8: 91Gymnocalycium denudatum....................................13: 25-31, 33Gymnocalycium leeanum [reductum ssp.] ....................... 17: 2, 4Gymnocalycium monvillei..............................17: 4; 27: 130, 132Gymnocalycium reductum ssp. leeanum.......................... 17: 2, 4Gymnocalycium schickendantzii.............................. 27: 130, 132GymnocereusGymnocereus [Browningia]................................................. 8: 92HaageaHaagea schwartzii [Mammillaria]..................................... 1: 125HaageocereusHaageocereus .............................................................25: 45-124Haageocereus, annotated dictionary entry ................4: 72; 8: 90Haageocereus history ........................................................ 25: 49Haageocereus phytogeography ............................... 25: 107, 109Haageocereus ser. Acranthi............................................... 25: 49Haageocereus ser. Asetosi ................................................. 25: 49Haageocereus ser. Decumbentes ....................................... 25: 49Haageocereus ser. Repentes .............................................. 25: 49Haageocereus ser. Setosi ................................................... 25: 49Haageocereus ser. Versicolores......................................... 25: 49Haageocereus acanthocladus [pseudomelanostele ssp. aureispinus] 25:85(NT), 89Haageocereus achaetus [acranthus ssp. olowinskianus]25: 69, 72(NT)Haageocereus acranthus ...........................25: 52-53, 61-63, 109Haageocereus acranthus ssp. acranthus25: 50, 51, 53, 54, 63-64, 65, 68, 70,115Haageocereus acranthus ssp. backebergii25: 52-53, 54, 63, 64, 66, 68-69, 71,115Haageocereus acranthus var. crassispinus [ssp. backebergii]25: 64(NT), 69Haageocereus acranthus var. deflexispinus [acranthus ssp. acranthus] 25:72

Haageocereus acranthus var. fortalezensis [ssp. acranthus]25: 69(NT), 72,122Haageocereus acranthus var. metachrous [?] ................. 25: 122Haageocereus acranthus ssp. olowinskianus .................... 25: 61Haageocereus acranthus ssp. olowinskianus fa. clavispinus25: 61Haageocereus acranthus ssp. zonatus25: 52-53, 54, 63, 65, 68, 69, 72, 74, 115Haageocereus akersii n.inval. [pseudomelanostele].25: 83, 121Haageocereus albisetatus [×Haagespostoa] ................... 25: 120Haageocereus albispinus [×Haagespostoa] ............ 25: 120, 123Haageocereus albispinus var. roseospinus [?] ................ 25: 122Haageocereus albus [Weberbauerocereus longicomus].25: 123Haageocereus ambiguus [decumbens] ........................ 25: 76, 77Haageocereus ambiguus var. reductus [decumbens]25: 73, 76(NT), 77Haageocereus andinus n.inval. [Cleistocactus hystrix]... 25: 123Haageocereus aticensis n.inval. [decumbens]................. 25: 122Haageocereus aureispinus [pseudomelanostele ssp.] 25: 85(NT)Haageocereus aureispinus var. fuscispinus [pseudomelanostele ssp.aureispinus]........................................................................ 25: 89Haageocereus aureispinus var. rigidispinus [pseudomelanostele ssp.aureispinus]........................................................................ 25: 89Haageocereus australis [decumbens].......................... 25: 76, 77Haageocereus australis var. acinacispinus [?]................ 25: 122Haageocereus australis fa. nanus [decumbens] .......... 25: 76, 77Haageocereus australis fa. subtilispinus [tenuis]........ 25: 97, 99Haageocereus chalaensis [decumbens] ....................... 25: 76, 77Haageocereus chilensis ......... 25: 50, 52, 55, 61, 62, 73, 78, 109Haageocereus chosicensis [pseudomelanostele] ......... 25: 82, 84Haageocereus chosicensis var. albispinus [×Haagespostoa]25: 120Haageocereus chosicensis var. dichromus [?]................. 25: 122Haageocereus chosicensis var./fa. rubrispinus [?].......... 25: 122Haageocereus chryseus [×Haagespostoa]....................... 25: 121Haageocereus clavatus n.inval. [pseudomelanostele]....... 25: 82Haageocereus clavispinus [acranthus ssp. olowinskianus]25: 61Haageocereus climaxanthus [×Haagespostoa] ............... 25: 120Haageocereus comosus [×Haagespostoa]................25: 120-121Haageocereus convergens n.inval. [Cleistocactus acanthurus ssp.] 25: 123Haageocereus crassiareolatus [?] ................................... 25: 122Haageocereus crassiareolatus var. smaragdisepalus [?] 25: 122Haageocereus decumbens25: i, 47, 50, 52-53, 55, 62, 73, 75, 76-78, 86, 109,115, 122Haageocereus decumbens var. brevispinus [decumbens]25: 76, 77Haageocereus decumbens var./fa. spinosior [decumbens]25: 73(NT), 77Haageocereus deflexispinus [acranthus ssp. acranthus]25: 72(NT)[Haageocereus] densiaculeatus25: 49, 50, 52-53, 62, 77, 80, 81, 123Haageocereus dichromus [?] ........................................... 25: 122Haageocereus dichromus var. pallidior [×Haagespostoa]25: 121Haageocereus divaricatispinus [×Haagespostoa]........... 25: 121Haageocereus elegans n.nud. [versicolor] ...................... 25: 122Haageocereus fascicularis Ritter non Cereus fascicularis Meyen [chilensis]............................................................................................ 25: 73

Haageocereus fulvus [acranthus ssp. acranthus] ............ 25: 122Haageocereus fulvus var. yautanensis [?] ....................... 25: 122Haageocereus horrens [pseudomelanostele]............... 25: 82, 84Haageocereus horrens var. sphaerocarpus [pseudomelanostele]25: 82, 84Haageocereus humifusus [versicolor] ............................. 25: 100Haageocereus hystrix n.inval. [Cleistocactus] .........25: 123-124Haageocereus icensis [?] ................................................. 25: 122Haageocereus icosagonoides [versicolor]25: 99-100(NT), 105, 122Haageocereus icosagonoides fa. heteracanthus [versicolor]25: 100, 105Haageocereus imperialis n.inval. [Cleistocactus acranthus ssp. acranthus] 25:124Haageocereus lachayensis [acranthus ssp. olowinskianus]25: 61(NT)Haageocereus lanugispinus [densiaculeatus]25: 49, 50, 52-53, 62, 77, 80, 81,123Haageocereus laredensis [pseudomelanostele]........... 25: 82, 84Haageocereus laredensis var. longispinus [pseudomelanostele]25: 82, 84Haageocereus limensis Ritter non Cereus limensis Salm. [acranthus ssp.olowinskianus] ..............................................25: 61, 63, 121-122Haageocereus limensis var. andicola [acranthus ssp. olowinskianus] 25:64, 69Haageocereus limensis var. deflexispinus [acranthus ssp. acranthus] 25:72Haageocereus limensis var. zonatus [acranthus ssp.] ....... 25: 69Haageocereus litoralis [decumbens] ........................... 25: 76, 77Haageocereus longiareolatus [?]..............................25: 122-123Haageocereus mamillatus [decumbens] ...................... 25: 76, 77Haageocereus mamillatus var. brevior [decumbens]..25: 76, 77Haageocereus montanus n.inval. [Cleistocactus hystrix] 25: 124Haageocereus multangularis [pseudomelanostele]17: 9, 15; 25: 82Haageocereus multangularis var. aureus n.inval. [?]...... 25: 123Haageocereus multangularis var. pseudomelanostele [pseudomelanostele] 25:82Haageocereus multangularis var. turbidus [pseudomelanostele ssp.] 25:91Haageocereus ocona-camanensis [decumbens] .......... 25: 76, 77Haageocereus olowinskianus [acranthus ssp.]...........25: 61(LT)Haageocereus olowinskianus var. repandus [acranthus ssp. olowinskianus].................................................................................... 25: 61(NT)Haageocereus olowinskianus var. repandus subvar. erythranthus [acranthusssp. olowinskianus] .................................................... 25: 61(NT)Haageocereus olowinskianus var./fa. rubriflorior [acranthus ssp.olowinskianus] ..............................................................25: 61-62Haageocereus olowinskianus var. subintertextus [acranthus ssp.olowinskianus] ........................................................... 25: 61(NT)Haageocereus olowinskianus var. subintertextus subvar. rubriflorior n.inval.[acranthus ssp. olowinskianus].......................................... 25: 62Haageocereus pacalaensis [pseudomelanostele]25: 82(NT), 84, 97Haageocereus pacalaensis var. laredensis [pseudomelanostele]25: 82Haageocereus pacalaensis var. longispinus [pseudomelanostele] 25: 82(NT)Haageocereus pacalaensis var. montanus n.inval. [?] .... 25: 123

Haageocereus pacalaensis ssp./var. repens [repens]..25: 93, 97Haageocereus pacaranensis n.inval. [Cleistocactus acranthus ssp. acranthus].......................................................................................... 25: 124Haageocereus pachystele [pseudomelanostele ssp. aureispinus]25: 85(NT), 89Haageocereus paradoxus [Cleistocactus acranthus ssp. acranthus] 25: 124Haageocereus peniculatus [?].......................................... 25: 123Haageocereus piliger [?] ................................................. 25: 123Haageocereus platinospinus25: 50, 51, 52-53, 55, 62, 78, 80(LT), 82(LT), 87,94, 109, 115Haageocereus pluriflorus [platinospinus] ........... 25: 80(NT), 82Haageocereus pseudoacranthus [?]................................. 25: 123Haageocereus pseudomelanostele25: 49, 52-53, 60, 82-84, 97, 109Haageocereus pseudomelanostele ssp. acanthocladus [ssp. aureispinus] 25:85(NT)Haageocereus pseudomelanostele ssp. aureispinus25: iv, 52-53, 57. 60, 69,72, 79, 85, 90, 96, 115Haageocereus pseudomelanostele ssp./var. carminiflorus25: 53, 57, 60, 69,79, 85, 91(NT), 92, 95, 115Haageocereus pseudomelanostele ssp. chryseus [×Haagespostoa chrysea] 25:121Haageocereus pseudomelanostele var. clavatus [pseudomelanostele] 25:82Haageocereus pseudomelanostele ssp. pseudomelanostele25: 51, 52-53, 56,62, 79, 84-85, 88, 95-96, 97, 113, 115Haageocereus pseudomelanostele ssp./var. setosus [pseudomelanostele] 25:82Haageocereus pseudomelanostele ssp./var. turbidus25: 50, 52-53, 57, 60, 79,85, 91, 92, 93, 96, 115Haageocereus pseudomelanostele × Espostoa nana [×Haagespostoa zehnderi]............................................................................................. 25: ivHaageocereus pseudoversicolor [versicolor ssp.]... 25: 106(NT)Haageocereus repens25: 50, 51, 53, 58, 62, 81, 93, 97(NT), 98, 101, 115Haageocereus rigidispinus [pseudomelanostele ssp. aureispinus] 25: 89Haageocereus rubrispinus n.inval. [?]............................. 25: 122Haageocereus salmonoideus [?]...................................... 25: 123Haageocereus seticeps [×Haagespostoa]........................ 25: 121Haageocereus seticeps var. robustispinus [×Haagespostoa]25: 121Haageocereus smaragdiflorus [?].................................... 25: 123Haageocereus subtilispinus [decumbens]............ 25: 76, 77, 122Haageocereus symmetros [pseudomelanostele ssp. aureispinus]25: 85(NT), 89Haageocereus tenuis25: 49, 50, 51, 52-53, 58, 62, 81, 97, 99, 102, 104, 115Haageocereus tenuispinus [?].......................................... 25: 123Haageocereus turbidus [pseudomelanostele ssp.]25: 91(NT), 93Haageocereus turbidus var. maculatus [pseudomelanostele ssp. turbidus] 25:91(NT), 93Haageocereus versicolor ...............25: 47, 52-53, 61-62, 99, 109Haageocereus versicolor var. aureispinus [versicolor]25: 100, 105Haageocereus versicolor var. catacanthus [versicolor]25: 100(NT), 105Haageocereus versicolor var. fuscus [versicolor] ... 25: 100, 105Haageocereus versicolor var. humifusus [versicolor]25: 100, 105

Haageocereus versicolor var. lasiacanthus [versicolor]25: 100, 105Haageocereus versicolor ssp. pseudoversicolor25: 52, 59, 81, 105, 106, 108,115Haageocereus versicolor ssp. versicolor25: 52, 59, 81, 103, 105-106, 108, 115Haageocereus versicolor var. xanthacanthus [versicolor]25: 100, 105Haageocereus viridiflorus [pseudomelanostele ssp. aureispinus] 25: 85, 89Haageocereus vulpes [acranthus ssp. olowinskianus]....... 25: 61Haageocereus weberbaueri comb.n. ................................... 5: 92Haageocereus zangalensis [?] ......................................... 25: 123Haageocereus zehnderi [×Haagespostoa].................. 25: iv, 121Haageocereus zonatus [acranthus ssp.] ............................ 25: 69×Haagespostoa× Haagespostoa [Espostoa × Haageocereus]12: 3, 5; 25: 46, 49, 60, 120-121[×Haagespostoa] albicephala [Espostoa melanostele × Haageocereuspseudomelanostele ssp. carminiflorus]............................ 25: 121[×Haagespostoa] albicephala var. armata [Espostoa melanostele ×Haageocereus pseudomelanostele ssp. carminiflorus].... 25: 121×Haagespostoa albisetata [Espostoa melanostele × Haageocereuspseudomelanostele ssp. carminiflorus].......... 12: 5(LT); 25: 120[×Haagespostoa] albisetata var. robusta [Espostoa melanostele ×Haageocereus pseudomelanostele ssp. carminiflorus].... 25: 121[×Haagespostoa] albispina [Espostoa melanostele × Haageocereuspseudomelanostele ssp. carminiflorus]............................ 25: 120[×Haagespostoa] albispina var. floribunda [Espostoa melanostele ×Haageocereus pseudomelanostele ssp. carminiflorus].... 25: 120[×Haagespostoa] chrysea [Espostoa nana × Haageocereus pseudomelanostelessp. aureispinus] .............................................................. 25: 121×Haagespostoa climaxantha [Espostoa melanostele × Haageocereuspseudomelanostele ssp. carminiflorus]..................12: 5; 25: 120[×Haagespostoa] comosa [Espostoa melanostele × Haageocereuspseudomelanostele ssp. carminiflorus].....................25: 120-121[×Haagespostoa] dichroma var. pallidior [Espostoa melanostele ×Haageocereus pseudomelanostele ssp. aureispinus]....... 25: 121[×Haagespostoa] divaricatispina [Espostoa melanostele × Haageocereuspseudomelanostele ssp. carminiflorus]............................ 25: 121[×Haagespostoa] seticeps [Espostoa melanostele × Haageocereuspseudomelanostele ssp. carminiflorus]............................ 25: 121[×Haagespostoa] seticeps var. robustispina [Espostoa melanostele ×Haageocereus pseudomelanostele ssp. carminiflorus].... 25: 121×Haagespostoa zehnderi [Espostoa nana × Haageocereus pseudomelanostelessp. aureispinus] ......................................................... 25: iv, 121HamatocactusHamatocactus, union with Thelocactus....................5: 50-51, 58Hamatocactus, numerical analysis............................... 18: 48, 70Hamatocactus, segregation from Thelocactus. 18: 45, 48, 52, 57Hamatocactus [Thelocactus] ............................................... 8: 93Hamatocactus bicolor [Thelocactus setispinus] .................. 5: 59Hamatocactus hamatacanthus [Ferocactus] ....................... 2: 27Hamatocactus setispinus 5: 52, 53, 59; 18: 45, 48, 52, 57, 66, 70Hamatocactus setispinus var. cachetianus [Thelocactus setispinus] 5: 59

Hamatocactus setispinus var. hamatus [Thelocactus setispinus]5: 59Hamatocactus setispinus var. setaceus [Thelocactus setispinus]5: 59Hamatocactus sinuatus [Ferocactus hamatacanthus var.].. 2: 27HammeriaHammeria .......................................................................... 26: 29Hammeria cedarbergensis sp.n. .............................26: 26, 28-29Hammeria gracilis ............................................................. 26: 29Hammeria meleagris.......................................................... 26: 29Hammeria salteri [Lampranthus tanquanus].....16: 70(in adnot.)Haplopappus.................................................................................. 27: 32HariotaHariota [Hatiora]................................................................. 8: 92Hariota alternata [Rhipsalis paradoxa fa. septentrionalis]13: 77Hariota bambusoides [Hatiora salicornioides fa. cylindrica]13: 74(LT)Hariota boliviana [Lepismium].................. 9: 89; 13: 46(LT), 77Hariota cereuscula [Rhipsalis].......................................... 13: 77Hariota clavata n.inval. [Rhipsalis]................................... 13: 77Hariota coriacea [Pseudorhipsalis ramulosa] .................. 13: 77Hariota crenata [Lepismium] ............................9: 99; 13: 46, 77Hariota crispata [Rhipsalis] .............................................. 13: 77Hariota cruciformis [Lepismium] ...................................... 13: 77Hariota cylindrica [Hatiora salicornioides fa.]................. 13: 77Hariota cylindrica [Rhipsalis grandiflora]........................ 13: 77Hariota epiphylloides [Hatiora] ........................................ 13: 77Hariota epiphylloides var. bradei [Hatiora epiphylloides ssp.]13: 74(LT)Hariota floccosa [Rhipsalis].............................................. 13: 77Hariota funalis [Rhipsalis grandiflora]............................. 13: 77Hariota herminiae [Hatiora] ...........................9: 100; 13: 73, 77Hariota horrida [Rhipsalis baccifera ssp.]........................ 13: 77Hariota houlletiana [Lepismium] ...................................... 13: 77Hariota knightii [Lepismium cruciforme].......................... 13: 77Hariota lindbergiana [Rhipsalis]....................................... 13: 77Hariota mesembryanthemoides [Rhipsalis]....................... 13: 77Hariota pachyptera [Rhipsalis] ......................................... 13: 77Hariota paradoxa [Rhipsalis]............................................ 13: 77Hariota pentaptera [Rhipsalis].......................................... 13: 77Hariota prismatica [Rhipsalis teres fa.] .............. 13: 65(NT), 77Hariota ramosissima [Lepismium cruciforme?] ................ 13: 77Hariota ramulosa [Pseudorhipsalis] ................................. 13: 77Hariota reideliana [Rhipsalis teres?] ................................ 13: 77Hariota robusta [Rhipsalis pachyptera] ............................ 13: 77Hariota rugulosa [Rhipsalis dissimilis?] ........................... 13: 77Hariota saglionis [Rhipsalis cereuscula]........................... 13: 77Hariota salicornioides [Hatiora]....................................... 13: 77Hariota sarmentacea [Lepismium lubricoides fa. lumbricoides]13: 77Hariota squamulosa [Lepismium cruciforme]................... 13: 77Hariota triquetra [Rhipsalis pachyptera] .......................... 13: 77Hariota tucumanensis [Rhipsalis floccosa ssp.] ................ 13: 77Hariota villigera [Hatiora salicornioides fa. salicornioides]13: 77×Harricereus

×Harricereus [Cereus × Harrisia]....................................... 12: 6HarrisiaHarrisia.............................................................................. 25: 50Harrisia, annotated dictionary entry..........................4: 69; 8: 89Harrisia adscendens ................15: 85, 87, 88, 89, 90, 96; 16: 37Harrisia divaricata2: 42, 57-58; 16: 35, 36; 20: 90, 110-111(LT), 113Harrisia guelichii............................................................... 16: 37Harrisia nashii............................................................... 2: 43, 60Harrisia pomanensis.................................................... 16: 35, 37Harrisia tephracantha ................................................. 16: 35, 37Harrisia tetracantha comb.n. [tephracantha] ................5: 92-93HaseltoniaHaseltonia [Cephalocereus] ................................................ 8: 93HatioraHatiora, amplification.................................................. 5: 99, 100Hatiora, annotated dictionary entry............4: 70; 8: 92, 101-102Hatiora............................................................................... 13: 73Hatiora subg. Hatiora............................................5: 100; 13: 73Hatiora subg. Rhipsalidopsis stat.n. ................5: 100; 13: 73, 74Hatiora bambusoides [Hatiora salicornioides fa. cylindrica]13: 77Hatiora clavata [Rhipsalis]................................................ 13: 77Hatiora cylindrica [salicornioides fa.] ........................ 13: 73, 77Hatiora epiphylloides.......................................5: 100; 13: 73, 74Hatiora epiphylloides ssp. bradei comb.& stat.n. ....... 13: 71, 74Hatiora epiphylloides ssp. epiphylloides ........................ 13: i, 74Hatiora gaertneri comb.n. ...................5: 100; 13: 73, 74; 22: 11Hatiora ×graeseri (Werderm.) Barthlott comb.n. [n. inval.]5: 100; 10: 25Hatiora ×graeseri Werderm. ex D.Hunt nothosp.n.10: 25; 13: 74Hatiora herminiae comb.n..........................5: 100; 13: 71, 73-74Hatiora rosea comb.n. .....................................5: 100; 13: 73, 74Hatiora salicornioides ......................................... 13: 70(NT), 73Hatiora salicornioides fa. cylindrica................................. 13: 73Hatiora salicornioides fa. salicornioides .......................... 13: 73HaworthiaHaworthia altilinea.......................................................13: 80-81Haworthia angustifolia .................................................... 17: 1, 3Haworthia joeyae sp.n. .....................................13: 80-81; 14: 88Haworthia limifolia.......................................................... 19: 117Haworthia limifolia var. arcana var.n. .....................19: 117-120Haworthia pilifera ........................................................13: 80-81Haworthia pringlei sp.n............................................12: 103-104Haworthia venusta sp.n. ...............................................14: 87-88Haworthia xiphiophylla ................................................... 12: 103HeliabravoaHeliabravoa [Myrtillocactus] .............................................. 8: 93HelianthocereusHelianthocereus [Echinopsis].............................................. 8: 91×Heliaporus×Heliaporus smithii nom.inval. [Disocactus ×mallisonii]... 9: 88Heliocereus

Heliocereus, annotated dictionary entry ........................ 8: 89, 98Heliocereus aurantiacus [Disocactus]................................. 9: 87Heliocereus coccineus.[Disocactus schrankii] .................... 7: 92Heliocereus schrankii [Disocactus]..................................... 9: 87Heliocereus speciosus [Disocactus]12: 12, 25; 17: 4, 5, 9, 16, 22Heliocereus speciosus × Aporocactus flagelliformis [Disocactus ×mallisonii].............................................................................................. 9: 88Heliocereus speciosus × Nopalxochia phyllanthoides [Disocactus ×hybridus].............................................................................................. 9: 88Heliocereus speciosus × Nopalxochia ackermannii [Disocactus ×violaceus].............................................................................................. 9: 88×Heliochia×Heliochia violacea [Disocactus]........................................ 9: 88Herbaria & other institutionsALUKA (www.aluka.org) ................................26: 122-123, 128ALUKA African Plants Initiative (API)...........26: 121-122, 128ALUKA Latin American Plants Initiative (LAPI)........... 26: 128Dutch East India Company (VOC).................................. 27: 139Forsskål, P.......................................................................7: 79-80Heidelberg (HEID)............................................................. 25: 49Herbarium B. G. La Molina, La Molina University (MOL)25: 47International Cactaceae Systematics Group (ICSG)........ 27: 130Liverpool Botanic Garden (LIV) ............................21: 34-35, 38Netherlands Institute for Art History (RKD)................... 27: 140Royal Botanic Gardens, Kew (K) ........................................ 27: 2Sukkulenten-Sammlung Zürich (ZSS)......................... 25: 47, 49Utrecht (U)......................................................................... 25: 47HereroaHereroa.............................................................. 27: 89, 109, 116Hereroa albanensis [Rhombophyllum].............................. 16: 81Hereroa dolabriformis [Rhombophyllum] ......................... 16: 81Hereroa dyeri [Rhombophyllum]....................................... 16: 81HertrichocereusHertrichocereus [Stenocereus] ............................................ 8: 93HesperaloeHesperaloe ....................................................................... 21: 124Hesperaloe parviflora...................................................... 21: 125HesperoyuccaHesperoyucca................................................................... 21: 124Hesperoyucca whipplei.................................................... 21: 125HildewinteraHildewintera n.inval. [Cleistocactus] .................................. 8: 91Hildewintera aureispina n.illeg. [Cleistocactus winteri]... 6: 100Histological & anatomical studiesCircumnutation .......................................................27: 6, 8, 9-10Succulent strategy .........................................................27: 13-36Aizoaceae ........................................................................24: 2-17Aizoaceae: Drosanthemum .......................................20: 121-147Aizoaceae: Glottiphyllum11: 6-28; 25: 178-179, 180, 182-183, 185Aizoaceae: Lampranthus...............................................19: 85-87

Aizoaceae: nectaries.............................. 25: 177-186; 27: 69-120Aizoaceae: Trichodiadema............................................15: 13-27Aizoaceae: Vanheerdea...................................................10: 8-14Apocynaceae: Asclepiadoideae.........................22: 132, 134-136Apocynaceae: Piaranthus .............................................12: 60-64Apocynaceae: Plumeria, Pachypodium ............22: 132, 133-135Asteraceae: Senecio ..................................22: 132, 134, 136-137Cactaceae: Brazilian, wide-band tracheids...................24: 53-60Cactaceae: stem anatomy .........................................22: 131-133Cactaceae: NE Brazilian, pollen...................................15: 84-97Cactaceae: spine structure ........................................27: 129-138Cactaceae: Acanthocereus........................................... 16: 32, 34Cactaceae: Armatocereus ..................................14: 73-74, 78-79Cactaceae: Blossfeldia..................................................24: 73-82Cactaceae: Browningia...................................................... 14: 74Cactaceae: Cactoideae ...................................................... 24: 94Cactaceae: Cactoideae IOS Group 1a..........................16: 31-43Cactaceae: Cereeae & Browningieae.....................14: 66-81, 79Cactaceae: Cereus ..................................................14: 74-75, 78Cactaceae: Cipocereus .................................................21: 39-48Cactaceae: Echinocereus............................................. 16: 32, 34Cactaceae: Espostoa.....................................................17: 27-37Cactaceae: Harrisia..................................................... 16: 32, 35Cactaceae: Jasminocereus......................................14: 74, 78-79Cactaceae: Leptocereus............................................... 16: 32, 35Cactaceae: Leptocereus quadricostatus ...................6: 49-64, 79Cactaceae: Melocactus ...................................................... 14: 76Cactaceae: Melocactus intortus........................................6: 1-12Cactaceae: Monvillea .............................................14: 75-76, 78Cactaceae: Opuntioideae............................................24: 93-106Cactaceae: Pachycereeae .............................................14: 79-80Cactaceae: Peniocereus..........................................16: 32-33, 39Cactaceae: Pereskia......................................................16: 40-42Cactaceae: Pilosocereus........................................ 14: 75, 76, 78Cactaceae: Pseudoacanthocereus ..................................... 16: 33Cactaceae: Stenocereus thurberi fruit ..........................22: 77-83Cactaceae: Subpilocereus............................................ 14: 75, 78Crassulaceae: Monanthes.............................................10: 50-56Crassulaceae: Sedoideae ..............................................12: 50-55Crassulaceae: Tylecodon................................. 22: 132, 134, 137Euphorbiaceae: Euphorbia, Monadenium22: 132, 134-135, 137-139Vitaceae: Cissus............................................... 22: 132, 134, 139HomalocephalaHomalocephala [Echinocactus]........................................... 8: 93HoodiaHoodia gordonii....................................22: 132, 135-136; 27: 30Hoodia parviflora .................................................... 17: 105, 107Hoodia pilifera................................................................... 12: 98Hoodia ruschii ................................................. 22: 132, 134, 136Horridocactus

Horridocactus [Eriosyce]..................................................... 8: 92Horridocactus horridus [Eriosyce]...................................... 5: 93Hosta longissima............................................................................ 20: 10Hosta minor ................................................................................. 21: 125HoyaHoya carnosa....................................................................... 27: 9HuerniaHuernia taxonomy ..........................................................1: 81-82Huernia boleana .................................................................... 8: 8Huernia insigniflora ................................................ 22: 132, 136Huernia kirkii................................................................... 22: 132Huernia loeseneriana........................................................... 1: 83Huernia longii ssp. echidnopsoides comb.n. ..................2: 15-18Huernia longii ssp. longii ...............................................2: 15-18Huernia namaquensis .......................................................... 1: 83Huernia pillansii .............................................................2: 15-18Huernia sprengeri n.nud. [Pachycymbium]......................... 8: 23HuerniopsisHuerniopsis decipiens........................................................ 12: 98Huitzilopochtli .....................................................................2: 92; 13: 89HutchiniaHutchinia [Caralluma]......................................................... 8: 15Hutchinia indica [Caralluma].......................................8: 16(LT)HylocereusHylocereus ......................................................................... 27: 54Hylocereus, annotated dictionary entry .....................4: 69; 8: 89Hylocereus costaricensis ............................................. 17: 91, 92Hylocereus plumieri...................................2: 41, 50; 20: 89, 104Hylocereus triangularis ................................................. 17: 9, 19Hylocereus trigonus...................................2: 41, 49; 20: 89, 102Hylocereus undatus12: 12, 20, 24; 13: 119(NT)-120; 17: 9, 15; 20: 89, 103Hylocereus undatus × Selenicereus megalanthus.............. 22: 10Hylocereus undatus ‘Pictus’ .............................. 17: 9, 12, 13, 18HylotelephiumHylotelephium sect. Hylotelephium ................................... 12: 54Hylotelephium sect. Populisedum...................................... 12: 54Hylotelephium anacampseros...................................... 12: 46, 52Hylotelephium telephium ....................................... 12: 47, 48, 52HymenorebutiaHymenorebutia [Echinopsis] ............................................... 8: 91Hymenorebutia classification............................................... 1: 96IbervilleaIbervillea sonorae .............................................................. 27: 18IhlenfeldtiaIhlenfeldtia excavata....................................10: 15; 27: 100, 109IslayaIslaya [Eriosyce] .................................................................. 8: 92Islaya krainziana [Eriosyce islayensis] ............................. 23: 10Islaya unguispina [Eriosyce islayensis]............................. 23: 14Isolatocereus

Isolatocereus [Stenocereus]................................................. 8: 93Isolatocereus dumortieri..........................................3: 87; 15: 61Isoplexis canariensis.................................................................... 27: 142JacobseniaJacobsenia........................................................................ 25: 181Jacobsenia hallii .............................................................. 18: 108Jacobsenia kolbei.......................................18: 108; 27: 100, 109Jacobsenia vaginata......................................................... 18: 108JasminocereusJasminocereus, annotated dictionary entry................4: 70; 8: 92Jasminocereus stem anatomy .......................................14: 68-81Jasminocereus thouarsii ........................................ 14: 68, 70, 71Jasminocereus thouarsii var. delicatus.................. 14: 69, 77, 80Jasminocereus thouarsii var. sclerocarpus.................. 14: 69, 80JatrophaJatropha ............................................................................... 25: 3JensenbotryaJensenbotrya lossowiana ......................................... 27: 100, 109JordaaniellaJordaaniella ....................................................................... 24: 36Jordaaniella cuprea........................................................... 24: 32JuttadinteriaJuttadinteria..................................................................... 27: 115Juttadinteria deserticola .................................. 27: 100, 104, 109KadenicarpusKadenicarpus [Turbinicarpus]........................................... 18: 57Kadenicarpus horripilus [Turbinicarpus].......................... 18: 57KalanchoeKalanchoe .......................................................................... 21: 21Kalanchoe beharensis........................................................ 19: 68Kalanchoe brachyloba....................................................... 21: 24Kalanchoe bracteata............................................................ 15: 1Kalanchoe bracteata ssp. bracteata .................... 15: 1, 2, 3, 4, 5Kalanchoe bracteata ssp. glabra ssp.n............................ 15: 3, 5Kalanchoe bracteata ssp. glabra var. aurantiaca var.n.15: 3, 4, 5, 6, 8Kalanchoe bracteata ssp. glabra var. glabra var.n. .... 15: 3, 5, 6Kalanchoe bracteata ssp. glabra var. longisepala ...... 15: 3, 5, 8Kalanchoe bracteata ssp. glabra var. pubescens var.n.15: 3, 4, 5, 6, 8Kalanchoe fedtschenkoi (variegated)................................. 19: 69Kalanchoe gracilipes [Bryophyllum]................................. 10: 84Kalanchoe hildebrandtii var. glabra var.n. ................. 15: 11, 12Kalanchoe hildebrandtii var. hildebrandtii ................... 15: 9, 11Kalanchoe lineariifolia ........................................................ 15: 7Kalanchoe oblongifolia [paniculata]................................. 21: 24Kalanchoe orygalis .............................................................. 15: 7Kalanchoe paniculata ...................................................21: 21-24Kalanchoe rhombopilosa var. argentea var.n................ 15: 9, 11Kalanchoe rhombopilosa var. rhombopilosa..........15: 4, 8-9, 10Kalanchoe rhombopilosa var. viridifolia var.n.............. 15: 9, 10Kalanchoe thyrsiflora ........................................................ 21: 23

KarimboleaKarimbolea .......................................................................... 16: 9Karimbolea mariensis sp.n. ............................................16: 9-13Karimbolea verrucosa ................................................... 16: 9, 11KensitiaKensitia [Erepsia] .............................................................. 16: 63KhadiaKhadia.............................................................................. 27: 115Khadia alticola................................................................... 15: 47Khadia beswickii...................................................... 27: 100, 109KitchingiaKitchingia gracilipes [Bryophyllum] ................................. 10: 84KleiniaKleinia longiflora [Senecio]............................................... 27: 22Kleinia obesa [Senecio] ............................................... 27: 23, 28Kleinia ×peregrina [Senecio ‘Hippogriff’]........................ 14: 83Kleinia schwartzii [Senecio mweroensis ssp. leptophyllus fa.]14: 83Kleinia stapeliiformis [Senecio]......................................... 27: 23KrainziaKrainzia [Mammillaria]....................................................... 8: 94Lafoensia densiflora....................................................................... 24: 49LampranthusLampranthus16: 66-67; 21: 107, 113; 23: 97-98, 100; 25: 145; 26: 29; 27: 100,109Lampranthus sect. Aurei .................................................... 23: 97Lampranthus sect. Falcati [Oscularia]............................ 21: 107Lampranthus sect. Lunati [Oscularia]............................. 21: 107Lampranthus sect. Reptantes ............................................. 23: 97Lampranthus sect. Scabridi ............................................... 23: 97Lampranthus sect. Suffrutices [Ruschiella] ...........23: 98; 26: 23Lampranthus albus [Oscularia]......................................... 16: 75Lampranthus alpinus [Esterhuysenia] ............................... 16: 65Lampranthus amphibolius comb.n. [Phiambolia hallii]16: 67, 69; 21: 112Lampranthus arenarius n.nov. [Ruschiella lunulata]16: 67, 69; 23: 101Lampranthus arenicola [Phiambolia persistens]............. 21: 114Lampranthus argenteus [Ruschiella]............................... 23: 101Lampranthus capornii [Ruschia] ....................................... 17: 44Lampranthus cedarbergensis [Oscularia] ......................... 16: 76Lampranthus coccineus ......................................................... 5: 5Lampranthus compressa [Oscularia] ................................ 16: 76Lampranthus comptonii [Oscularia]....................16: 76; 21: 110Lampranthus comptonii var. angustifolius [Oscularia comptonii] 21: 108,110Lampranthus comptonii var./fa. roseus [Oscularia comptonii]16: 76; 21: 110Lampranthus convexus [Ruschiella lunulata].................. 23: 101Lampranthus copiosus [Oscularia].................................... 16: 76Lampranthus curviflorus comb.n....................................... 16: 67Lampranthus curvifolius .................................................... 17: 71Lampranthus deltoides [Oscularia] ................................... 16: 76Lampranthus deltoides var. caulescens [Oscularia caulescens]16: 75

Lampranthus dissimilis comb.n. [Phiambolia stayneri]16: 48, 67-68, 69; 21:113Lampranthus drepanophyllus [Esterhuysenia].................. 16: 65Lampranthus dubitans [Phiambolia unca] ...................... 21: 114Lampranthus ebracteatus [Oscularia comptonii]............ 21: 110Lampranthus edwardsiae [Ruschiella lunulata].............. 23: 101Lampranthus erratus [Ruschia kuysnana]....................... 21: 111Lampranthus excedens [Oscularia] ................................... 16: 77Lampranthus explanatus.................................................. 21: 119Lampranthus falciformis......................................16: 77; 21: 108Lampranthus falciformis var. maritimus n.mend.[falciformis]16: 77; 21: 108Lampranthus francesiae n.nov. [Phiambolia]16: 68, 69; 21: 114Lampranthus franciscii [Phiambolia].............................. 21: 112Lampranthus guthriae [Oscularia].................................... 16: 77Lampranthus gydouwensis [Phiambolia incumbens]16: 45; 21: 112Lampranthus hallii............................................................. 16: 45Lampranthus haworthii...................................................... 26: 27Lampranthus henricii [Ruschiella] .................................. 23: 101Lampranthus herrei [Ruschia sandbergensis]................... 17: 66Lampranthus hiemalis [Ruschiella lunulata]................... 23: 101Lampranthus lerouxiae [Ruschia]...................................... 17: 55Lampranthus lunatus [Oscularia]...................................... 16: 77Lampranthus lunulatus [Ruschiella]........................ 23: 100, 101Lampranthus mariae [Ruschiella henricii]...................... 23: 101Lampranthus marginatus comb.n. [Phiambolia unca]16: 68, 69; 21: 114Lampranthus montaguensis [Ruschiella argentea] ......... 23: 101Lampranthus mucronatus [Esterhuysenia]...................... 21: 108Lampranthus multiradiatus................................................ 16: 67Lampranthus mutatus comb.n. [Ruschia]16: 47, 68, 69, 70; 23: 103-104Lampranthus nardouwensis [Ruschiella argentea] ......... 23: 101Lampranthus ornatus [Oscularia] ..................................... 16: 78Lampranthus otzenianus .................................19: 83-90; 20: 148Lampranthus paardebergensis [Oscularia]....................... 16: 78Lampranthus pakpassensis n.nov. [Ruschiella lunulata]16: 69, 70; 23: 101Lampranthus persistens [Phiambolia]............................. 21: 114Lampranthus piquetbergensis [Oscularia] ........................ 16: 78Lampranthus pleniflorus [Ruschiella lunulata]............... 23: 102Lampranthus prasinus [Oscularia].................................... 16: 78Lampranthus primivernus [Oscularia] .............................. 16: 79Lampranthus procumbens sp.n. ............................... 21: 116, 119Lampranthus profundus comb.n. ................................. 16: 69, 70Lampranthus punctulatus [Ruschia]......................16: 85; 17: 61Lampranthus scaber........................................................8: 39-44Lampranthus simulans [Erepsia]..............................21: 110-111Lampranthus steenbergensis [Oscularia].......................... 16: 79Lampranthus superans [Oscularia] ................................... 16: 79Lampranthus tanquanus n.nov..................................... 16: 69, 70Lampranthus tenuifolius .................................................... 16: 67Lampranthus thermarum [Oscularia]................................ 16: 79Lampranthus uncus [Phiambolia].................................... 21: 114

Lampranthus uncus var. gydouwensis [Phiambolia gydouwensis] 21: 114;23: 102Lampranthus uniflorus............ 19: 83-84, 85, 87, 88-90; 20: 148Lampranthus uniflorus var. spathulatus [otzenianus] ....... 19: 89Lampranthus viatorum [Antimima].................................. 21: 110Lampranthus vernicolor [Oscularia]................................. 16: 79Lampranthus vredenburensis [Oscularia] ......................... 16: 79Lampranthus watermeyeri ................................................. 26: 27Lampranthus zygophylloides [Drosanthemum].18: 108; 21: 117LapidariaLapidaria..............................................22: 34; 24: 11, 14, 33, 36Larrea tridentata [Creosote bush] .................................23: 32-33, 38-39LarryleachiaLarryleachia cactiformis...................................22: 132, 135-136LasiocereusLasiocereus [Haageocereus] ............................................... 8: 90LeipoldtiaLeipoldtia .............................................................26: 28; 27: 115Leipoldtia subg. Aureae..................................................... 26: 28Leipoldtia subg. Cephalophylloides................................... 26: 28Leipoldtia subg. Leipoldtia ................................................ 26: 28Leipoldtia alborosea .......................................................... 16: 62Leipoldtia frutescens.......................................................... 26: 28Leipoldtia gigantea sp.n............................................... 26: 26, 28Leipoldtia laxa ......................................................... 27: 100, 109Leipoldtia rosea ................................................................. 26: 28Leipoldtia schultzei .................................................. 27: 100, 109LemaireocereusLemaireocereus [Pachycereus]............................................ 8: 93Lemaireocereus cartwrightianus [Armatocereus] ............... 9: 84Lemaireocereus godingianus [Armatocereus]..................... 9: 84Lemaireocereus laetus [Armatocereus] ..........................9: 83-84LeocereusLeocereus, annotated dictionary entry .......................4: 72; 8: 90Leocereus ....................................................................8: 107-108Leocereus bahiensis....................................................8: 107-108Leocereus urandianus [bahiensis] ..................................... 8: 108Leocereus paulensis..................................................... 10: 25, 27LepidocoryphanthaLepidocoryphantha [Coryphantha] ..................................... 8: 94LepismiumLepismium.......................................................13: 44-48; 27: 144Lepismium, amplification..................................................... 5: 99Lepismium, annotated dictionary entry.......4: 70; 8: 92, 101-102Lepismium, Bolivian ............................................................ 18: 9Lepismium subg. Acanthorhipsalis comb.n .......5: 99; 13: 44, 45Lepismium subg. Houlletia subg.n..................................... 13: 46Lepismium subg. Lepismium................................................ 5: 99Lepismium subg. Lymanbensonia comb.& stat.n5: 99; 13: 44, 45Lepismium subg. Ophiorhipsalis comb.n ..........5: 99; 13: 44, 47

Lepismium subg. Pfeiffera comb.& stat.n..........5: 99; 13: 44, 45Lepismium aculeatum comb.n. [lumbricoides fa.]5: 98, 99; 13: 77Lepismium alternatum n.inval. [Rhipsalis paradoxa]........ 13: 77Lepismium anceps [cruciforme]......................................... 13: 77Lepismium asuntapatense sp.n................................18: 13-14, 28Lepismium bolivianum comb.n. .......9: 89; 13: 44, 46; 18: 13, 28Lepismium brevispinum comb.n. .......................5: 99; 13: 44, 45Lepismium cavernosum [cruciforme] ................................ 13: 77Lepismium cereoides [Rhipsalis] ......................... 13: 61(NT), 77Lepismium chrysanthum [Rhipsalis dissimilis?]................ 13: 77Lepismium commune [cruciforme] .................................... 13: 77Lepismium crenatum comb.n........... 5: 99; 13: 44, 46; 18: 11-12Lepismium cruciforme ................................................. 13: 44, 47Lepismium dissimile [Rhipsalis] ...........................13: 54(LT), 77Lepismium epiphyllanthoides [Rhipsalis dissimilis ssp.]13: 54(LT), 77Lepismium erectum [ianthothele] ...................................... 13: 77Lepismium floccosum [Rhipsalis] ...................................... 13: 77Lepismium fluminense [Rhipsalis pachyptera] .................. 13: 77Lepismium gibberulum [Rhipsalis floccosa ssp. tucumanense]13: 77Lepismium grandiflorum [Rhipsalis] ................................. 13: 77Lepismium houlletianum comb.n............5: 98, 99; 13: 45, 46-47Lepismium houlletianum fa. houlletianum......................... 13: 47Lepismium houlletianum var. regnellii comb.& stat.n......... 5: 99Lepismium houlletianum fa. regnellii stat.n................13: 47(LT)Lepismium ianthothele comb.n. .......5: 99; 13: 44, 45; 18: 10, 28Lepismium incachacanum comb.n... 5: 99; 13: 44, 47; 18: 15-16Lepismium knightii [cruciforme]........................................ 13: 77Lepismium lineare comb.n. [warmingianum]..........9: 89; 13: 77Lepismium lorentzianum comb.n..... 5: 99; 13: 45, 46; 18: 14-15Lepismium lumbricoides comb.n. .... 5: 99; 13: 44, 47; 18: 16-17Lepismium lumbricoides fa. aculeatum comb.& stat.n...... 13: 47Lepismium lumbricoides fa. lumbricoides ......................... 13: 47Lepismium marnieranum [Rhipsalis dissimilis fa. dissimilis]13: 77Lepismium mataralense [ianthothele]................................ 13: 77Lepismium megalanthum [Rhipsalis neves-armondii fa.].. 13: 77Lepismium micranthum comb.n.............5: 99; 13: 44, 46; 18: 12Lepismium miyagawae comb.n.... 5: 99; 13: 44, 45; 18: 9-10, 28Lepismium monacanthum comb.n.5: 98, 99; 13: 44, 45; 18: 10-11Lepismium myosurus [cruciforme] .................................... 13: 77Lepismium neves-armondii [Rhipsalis].............................. 13: 77Lepismium pacheco-leonis [Rhipsalis] .............................. 13: 77Lepismium paradoxum [Rhipsalis] .............................. 13: 57, 77Lepismium paranganiense comb.n. . 5: 99; 13: 44, 46; 18: 12-13Lepismium pittieri [Rhipsalis floccosa ssp.] ...................... 13: 77Lepismium pulvinigerum [Rhipsalis floccosa ssp.]............ 13: 77Lepismium puniceodiscus [Rhipsalis]................................ 13: 77Lepismium radicans [cruciforme]...................................... 13: 77Lepismium ramosissimum [cruciforme]............................. 13: 77Lepismium rigidum [Rhipsalis dissimilis?]........................ 13: 77Lepismium sarmentaceum [lumbricoides fa. lumbricoides]13: 77

Lepismium saxatile [Rhipsalis dissimilis fa. dissimilis]..... 13: 77Lepismium tenue [cruciforme] ........................................... 13: 77Lepismium trigonum [Rhipsalis]........................................ 13: 77Lepismium tucumanense [Rhipsalis floccosa ssp.] ............ 13: 77Lepismium vollii [cruciforme]............................................ 13: 77Lepismium warmingianum comb.n....................5: 99; 13: 45, 46LeptocereusLeptocereus........................................................................ 24: 81Leptocereus, annotated dictionary entry....................4: 69; 8: 89Leptocereus assurgens....................................................... 16: 35Leptocereus paniculatus comb.n.9: 89; 16: 35, 37; 20: 89-90(LT), 107-108(LT)Leptocereus quadricostatus ................... 6: 49-64; 14: 80; 16: 37Leptocereus weingartianus .......................................... 16: 35, 37LeptocladodiaLeptocladodia [Mammillaria].............................................. 8: 94LeuchtenbergiaLeuchtenbergia, annotated dictionary entry ..............4: 74; 8: 94Leuchtenbergia principis .......................................1: 85; 27: 123LeucosedumLeucosedum n.inval............................................................ 10: 83LeucosteleLeucostele [Echinopsis] ....................................................... 8: 91LiteratureAiton, W., Hortus Kewensis (1789)................................. 27: 122Annales de Flore et de Pomone (1839)............................ 25: 127Anon, A catalogue of the Liverpool Botanic Garden (1808)21: 31-35, 38Ashingtonia .......................................................................... 25: 5Backeberg, C., Descriptiones Cactacearum novarum (1957)17: 109Backeberg, C., & Knuth, F. M., Kaktus-ABC (1936) ...... 17: 109Badminton Florilegium.....................................................5: 1-16Bauhin, J. & Cherler, J. H., Historia plantarum universalis (1650-1651) 22:74, 75Bradley, R., History of succulent plants (1716-1727) ..16: 27-30Bradleya.......................................................... 19: 1-2; 25: 1, 3-8British Cactus and Succulent Journal.................................. 25: 5Britton, N. L., & Rose, J. N., The Cactaceae (1919-1923)27: 125Burbank, L., Luther Burbank. His methods and discoveries and their practicalapplication (1914).............................................................. 23: 68Burman, J., Plantarum Americanum fasciculus (1755-1760)2: 39-64; 20: 85Cactus and Succulent Journal of Great Britain................... 25: 5Candolle, A. P. de, Plantarum succulentarum historia (1799-1837) 17: 4; 21:30Chiovenda, E., Flora Somala I-III (1929-1936)...........22: 39-40Codex Constantinopolitanus (512) ..........................19: 3; 20: 14Codex Neapolitanus (c.600)..................................19: 3-5; 20: 14Commelin, J. & C., Horti Medici Amstelodamensis rariorum plantarumhistoria ((1697-1701)............................................... 27: 139, 142Curtis’s Botanical Magazine (1787- ) ..................... 27: 123, 124Darwin, C., The voyage of the Beagle (1845).................. 27: 124

- On the origin of species (1859) ...................... 27: 2, 3, 37, 124- Journal of researches (1889)............................................ 27: 3Dillenius, J. J., Hortus Elthamensis (1732)14: 121-123, 126-127; 15: 15Dinter, M. K., Alphabetical catalogue of plants growing in the open air in thegarden of Thomas Hanbury (1897).................................... 19: 73Dioscorides, P., De materia medica (60-78)...................... 20: 14Donn, J., Hortus Cantabrigiensis (1796-1845) 14: 20-28; 17: 21Eggli, U. (ed.) Illustrated handbook of succulent plants (2001)19: 2Ehrenberg, C. A., Beitrag zur Geschichte einiger mexicanischer Cacteen 3:69-89Emory, W. H., Notes of a military reconnoissance, from Fort Leavenworth, inMissouri, to San Diego, in California, including part of Arkansas, del Norte,and Gila Rivers ...........................................................14: 99-100Flowering Plants of [South] Africa (1920+).................... 19: 124Forsskål, P., Flora Aegyptiaco-Arabica .............................. 7: 79Frič, A. V., Akklimatisations und Versuchs-Garten A. V. Frič 1932-1933(c.1933) .........................................................................14: 17-18Fuchs, L., Great herbal (1542) .......................................... 23: 73Gerard, J., The herball (1597)............................................ 22: 74Gibson, A., & Nobel, P., Cactus primer (1986) ................ 27: 38Greuter, W. et al., International code of botanical nomenclature (2000) 19:91Hammer, S. et al., Dumpling and his wife: New views of the genusConophytum (2002) ........................................................... 25: 31Haworth, A. H., Synopsis plantarum succulentarum......... 21: 30Hermann, P., Horti Academici Lugduno-Batavi Catalogus (1687) 27: 142- Paradisus Batavus (1693) ............................................ 27: 142Hill, J., in Scott, G. L. (ed.), A supplement to Mr. Chambers’s Cyclopaedia(1753)............................................................................11: 70-74- Hortus Kewensis (1768) ................................27: 121, 122-123Hunt, D. R. CITES Cactaceae checklist (1992)..............9: 81-82- The new Cactus Lexicon (2006) ....................................... 25: 6Irving, W., Chronicle of the conquest of Granada (1829). 13: 91Kambroo .............................................................................. 7: 78Jackson, H. D. et al., Index Kewensis (1895)................... 27: 124Lamarck, J. B. de, Encyclopédie méthodique Botanique (1783-1785) 20:85- Philosophie Zoologique (1809) ...................................... 27: 38Linnaeus, C., Classes plantarum (1738).............................. 25: 1- Genera plantarum (1737)................................................. 25: 1- Hortus Cliffortianus (1738)...........................................25: 1-2- Species plantarum (1753)................................................. 25: 2Martyn, T., Miller’s Gardeners Dictionary, ed.9 (1807)... 21: 31Moninckx Atlas................................................................ 27: 139Mottram, R., A contribution to a new classification of the Cactus family andindex to suprageneric and suraspecific taxa ..................... 8: 105National Cactus and Succulent Journal .............................. 25: 5Neal, A., A catalogue of the plants in the garden of John Blackburne, Esq., atOrford, Lancashire (1779)............................................16: 18-19Newton, L. E., A bibliography on succulent plant bibliography17: 132-136

Oviedo, G. H. de, Primera parte de la historia natural de las Indias, yslas ytierra firme de mar oceano (1535)..................................... 13: 91Pena, P., & L’Obel, M. de, Stirpium adversaria nova (1570-71)14: 63-65; 22:74, 75Periodical checklist ..3: 103-119; 5: 101-104; 7: 78; 11: 109-111Plumier, C., Botanicon Americanum (1689-1697)2: 39-64; 20: 85-86- Nova plantarum Americanarum genera (1703) ..20: 82-83, 85Salm-Reifferscheid-Dyck, J. M. F. A. H. I., unpublished manuscripts 17:17Sessé, M. & Mociño, J., Flora Mexicana (1894) ...........12: 8-16Sessé, M. & Mociño, J., Plantae novae Hispaniae (1893)12: 8-16Walters et al. (ed.) , The European Garden Flora 3.......5: 91-94Watson, W., Cactus culture for amateurs (1889)............ 27: 124Literature: Book reviewsBruyns, P. V. (2005) Stapeliads of Southern Africa and Madagascar [Walker]............................................................................................ 24: 66Flora of North America editorial committee (eds.) (2003) Flora of NorthAmerica north of Mexico 4: Magnoliophyta: Caryophyllidae, part 1 [Mottram]...................................................................................23: 117-119Haseltonia 14 (2008) [Walker]........................................ 27: 144Reynolds, T. (2004) Aloes. The genus Aloe. Medicinal and Aromatic Plants –Industral Profiles Vol. 38 [Walker] ................................. 23: 120Wickens, G. E., & Lowe, P. (2008) Pachycauls of Africa, Madagascar andAustralia........................................................................... 27: 168Literature: Graphic or engraved platesChateau de Salm-Salm, nr. Framont, Vosges, France, entrance to ruin. Salm-Dyck , date illegible ............................................................. 17: 2Salm-Reifferscheid-Dyck, J. M. F. A. H. I., unpublished plates [c.1800-1816].........................................................................................17: 1-26Torner collection of Sessé & Mociño biological illustrations [Hunt library] 12:14-15, 16-31Acanthocereus tetragonus Plumier ex Burman 1755-60..... 2: 48Aeonium arboreum Badminton 1703-05 ............................. 5: 12Agave horrida Fitch in Baker 1880 ................................. 27: 126Agave hurteri Roux 2004................................................... 22: 16Aloe arborescens Andrews 1807 ....................................... 21: 37Aloe craibii Condy 2003.................................................... 21: 27Aloe dabenorisana Ward-Hilhorst undated ....................... 13: 22Aloe meyeri Ward-Hilhorst 1981....................................... 13: 20Aloe neosteudneri [as steudneri] Fitch in Prain 1912....... 25: 11Aloe saponaria [maculata] Badminton 1703-05 ................... 5: 7Bulbine frutescens Badminton 1703-05................................. 5: 4Cactus abnormis ‘Monstrosus’ [Cereus jamacaru ‘Monstrosus’] Salm-Dyck1805+ ............................................................................. 17: 8, 10Cactus albispinus [Pilosocereus polygonus] Salm-Dyck 1805+17: 8, 14Cactus atrovirens [Pilosocereus polygonus] Salm-Dyck............ 17: 8, 14Cactus cassythoides [Rhipsalis baccifera] Sessé & Mociño t.Torner 789 12:23Cactus columnaris [T of M. acanthoplegma var. decandollei Salm. = M.elegans] Sessé & Mociño t.Torner 914........................ 12: 13, 31

Cactus cornigerus [Ferocactus latispinus] Sessé & Mociño t.Torner 1714 12:30Cactus coronatus [Mammillaria elegans] Sessé & Mociño t.Torner 40 12:31Cactus crispatus [Echinofossulocactus] Candolle t.404 [Revue t.8] 12: 11Cactus crispatus [Echinofossulocactus] Sessé & Mociño t.Torner 791 12:27Cactus crenulatus [Pilosocereus royenii] Salm-Dyck 1805+17: 11Cactus cylindricus [Austrocylindropuntia] Salm-Dyck 1800+17: 6Cactus eburneus [Stenocereus griseus] Salm-Dyck 1805+17: 10Cactus eburneus ‘Monstrosus’ [Stenocereus griseus] Salm-Dyck 1805+ 17:10Cactus fimbriatus n.nud. [Pereskia lychnidiflora] Sessé & Mociño t.Torner1689.................................................................................... 12: 20Cactus fimbriatus [Stenocereus] ..............................20: 112(LT)Cactus flavispinus [Pilosocereus lanuginosus] Salm-Dyck 1805+ 17: 11Cactus geminifolius [Pereskiopsis lychnidiflora] Sessé & Mociño t.Torner1824.................................................................................... 12: 20Cactus grandiflorus [Selenicereus] Volckamer 1708.......... 7: 96Cactus grandiflorus [Selenicereus] Plumier ex Burman 1755-602: 47Cactus grandiflorus [Selenicereus] Salm-Dyck 1800+ ..... 17: 19Cactus helicteres [unidentified] Sessé & Mociño t.Torner 969 .. 12: 13, 31Cactus lanuginosus SD non L. [Pilosocereus polygonus] Salm-Dyck 1800+............................................................................................ 17: 14Cactus multangularis Willd. [Haageocereus] Salm-Dyck 1805+ 17: 15Cactus multangularis [Ferocactus histrix] Sessé & Mociño t.Torner 88 12:29Cactus niger [Pilosocereus royenii] Salm-Dyck 1805+.... 17: 14Cactus nigricans [Opuntia elatior] Edwards in Curtis 181318: 127Cactus nudus [unidentified] Sessé & Mociño t.Torner 1782 ...... 12: 13, 31Cactus obvallatus [Echinofossulocactus] Candolle t.402 [Revue t.9] 12:11Cactus obvallatus [Echinofossulocactus] Sessé & Mociño t.Torner 928 12:28Cactus opuntia var. inermis [Opuntia stricta] Redouté in Candolle 1804 21:81Cactus opuntia var. tuna [Opuntia monacantha] Redouté in Candolle 180418:126Cactus opuntia var. polyanthos [Opuntia polyantha] Redouté in Candolle1804.......................................................................... 19: 111(HT)Cactus parasiticus [Rhipsalis baccifera] Salm-Dyck 1805+17: 19Cactus pendulus [Rhipsalis baccifera] Salm-Dyck 1805+ 17: 19Cactus pentagonus [Acanthocereus tetragonus] Salm-Dyck 1800+ 17: 15Cactus peruvianus Salm non L. [Cereus jamacaru] Salm-Dyck 1800+ 17:7Cactus phyllanthoides (“phyllanthus”) [Disocactus] Sessé & Mociño t.Torner365...................................................................................... 12: 22Cactus polygonus [Pilosocereus] Plumier ex Burman 1755-602: 56Cactus pusillus [Maihueniopsis glomerata] Salm-Dyck 1805+17: 6Cactus repandus [Cereus] Salm-Dyck 1805+ ................... 17: 10

Cactus rotundifolius (as Cactus frutescens Linn.) [Pereskiopsis rotundifolia]Sessé & Mociño t.Torner 265 ............................................ 12: 19Cactus royenii [Pilosocereus] Plumier ex Burman 1755-602: 62Cactus serpentinus [Peniocereus] Salm-Dyck 1805+ ....... 17: 15Cactus speciosus [Disocactus] Sessé & Mociño t.Torner 168612: 25Cactus speciosus [Disocactus] Salm-Dyck 1805+ ............ 17: 22Cactus subcrenulatus [Pilosocereus lanuginosus] Salm-Dyck 1805+ 17:11Cactus subquadriflorus [Opuntia imbricata] Sessé & Mociño t.Torner 406 12:21Cactus tetragonus DC non L.[Cereus hexagonus] Salm-Dyck 1800+ 17:7Cactus tomentosus hort. non Opuntia tomentosa Salm n.nud. [Neobuxbaumiapolylopha?] Salm-Dyck 1805+.......................................... 17: 23Cactus triangularis [Hylocereus undatus] Sessé & Mociño t.Torner 176 12:24Cactus triangularis Salm non L. [Hylocereus undatus] Salm-Dyck 1805+ 17:15Cactus triangularis Salm non L. var. pictus [Hylocereus undatus] Salm-Dyck1805+ ................................................................................. 17: 18Cactus triqueter [Hylocereus triangularis] Salm-Dyck 1805+17: 19Cactus xanthacanthos [Pilosocereus royenii] Salm-Dyck 1816+17: 11Cactus zinniaeflorus [Pereskia zinniiflora] Sessé & Mociño t.Torner1012 12:18Cactus sp. [Hylocereus sp.] Sessé & Mociño t.Torner 180412: 24Caralluma (Stapelia) quadrangula Forsskål 1776 .............. 7: 81Caralluma rivae [socotrana] Chiovenda 1929.................. 22: 41Caralluma (Stapelia) subulata Forsskål 1776 ..................... 7: 82Cereus leptophis [Disocactus flagelliformis] Heyland in Candolle1828: t.12.................................................................................... 15: 58(HT)Cotyledon Capensis, folio semiglobato [Adromischus hemisphaericus]Dillenius 1732.............................................................16: 15(LT)Cotyledon Cret. folio oblongo fimbriato [Rosularia serrata] Dillenius 1732.....................................................................................16: 15(LT)Cotyledon eliseae Bodley in prot. 1997............................. 15: 66Cotyledon (Echeveria) stolonifera [Echeveria aff. gibbiflora] Darwin 187727:11Crassula obliqua [perfoliata var. falcata] Andrews 1804. 21: 37Dendrocereus undulosus Plumier ex Burman 1755-60..2: 51-53Drosanthemum flavum Badminton 1703-05.......................... 5: 5Echeveria grandifolia [gibbiflora] Salm-Dyck, undated17: 3; 18: 40Echinocactus cornigerus [Ferocactus] Heyland in Candolle1828: t.7 15:57(HT)Echinocactus histrix [Ferocactus] Heyland in G, unpublished c.1833 15:55(HT)Echinocactus mammulosus [Parodia] Cels 1839 .... 25: 126(NT)Echinocactus myriostigma [Astrophytum] Fitch in Curtis 184527: ivEchinocactus visnaga [platyacanthus] “Monster Cactus” sketch in Illus.London News 1846.......................................................... 27: 124Echinocactus visnaga [platyacanthus] Fitch in Hooker 185127: 125

Echinomelocactus [Melocactus curvispinus fa. lobelii] Pena & L’Obel 1570............................................................................................ 14: 64Epiphyllum phyllanthus Salm-Dyck, publ. in Pfeiff & Otto, Abbild. 1:t.10.1839.................................................................................... 17: 23Epiphyllum truncatum [Schlumbergera] Salm-Dyck 1805+17: 22Euphorbia canariensis Berg & Schmidt 1863..................... 19: 8Euphorbia resinifera Codex Neapolitanus c.650..............19: 4-5Euphorbia resinifera Berg & Schmidt 1863................ 19: 8(HT)Ficus Indica [Opuntia ficus-indica] Gerard 1597 .............. 22: 74Gasteria brachyphylla Ward-Hilhorst 1986 ...................... 13: 24Gasteria carinata Badminton 1711 ....................................... 5: 7Gasteria ellaphieae Ward-Hilhorst 1990........................... 13: 24Gasteria glomerata Louise Bodley 1990........................... 9: 104Geranium Afric carnosum angustis albicantibus [Pelargonium carnosum]Dillenius 1732.............................................................16: 15(LT)Geranium barbatum [Pelargonium proliferum] Andrews 180321: 36Geranium ciliatum [Pelargonium longifolium] Andrews 180221: 36Geranium echinatum [Pelargonium] Andrews 1801......... 21: 36Geranium laciniatum var. bicolor [Pelargonium proliferum] Andrews 1802............................................................................................ 21: 36Geranium pictum [Pelargonium pulchellum] Andrews 180121: 37Glottiphyllum linguiforme Badminton 1703-05..................... 5: 5Harrisia divaricata Plumier ex Burman 1755-60.......... 2: 57, 60Haworthia angustifolia Salm-Dyck, undated ...................... 17: 3Haworthia limifolia var. arcana Condy 2001.................. 19: 119Hylocereus plumieri Plumier ex Burman 1755-60 .............. 2: 50Hylocereus trigonus Plumier ex Burman 1755-60 .............. 2: 49Hylocereus undatus Sessé & Mociño t.Torner178 ............ 12: 20Indorum Tune Ficifera [Opuntia ficus-indica] & Indorum ferruminatrix[Consolea moniliformis] Peña & l’Obel 1571 & 1576 ...... 22: 74Lampranthus coccineus Badminton 1703-05 ........................ 5: 5Machairophyllum albidum Badminton 1703-05.................. 5: 12Mammillaria geminispina [T of M. acanthoplegma var. decandollei Salm. =M. elegans] Candolle t.396 [Revue t.3].............................. 12: 11Mammillaria helicteres [unidentified] Candolle t.399 [Revue t.5] 12: 11Mammillaria macracantha Heyland in Candolle 1828: t.915: 56(HT)Mammillaria mammillaris Plumier ex Burman 1755-60..... 2: 46Mammillaria meiacantha Engelmann 1859......................... 2: 90Mammillaria polyedra Martius 1832................................... 4: 52Mammillaria polythele Martius 1832 .................................. 4: 52Mammillaria rhodantha Link & Otto 1829......................... 4: 62Mammillaria scheeri Salm-Dyck 1845................................. 17: iMammillaria zuccariniana Martius 1832 ............................ 5: 43Melocactus alius trigonus repens fructu e violaceo coccineo [Hylocereusplumieri] Plumier 1695-1697........................................... 20: 104Melocactus arborescens folio striato spinosissimo fructu luteo suboblongo[Harrisia divaricata] Plumier 1689-1690 or 1693 .......... 20: 113Melocactus arborescens trigonus undulosus aculeis validis munitus[Dendrocereus undulosus] Plumier 1689-1690 or 169320: 105-106

Melocactus cereiformis ramosissimus spinosissimus fructu aureo tuberoso[Harrisia divaricata] Plumier 1689-1690 or 169320: 110-111(LT)Melocactus ex pluribus globulis Opuntia modo nascentibus constatus [Opuntiamoniliformis] Plumier 1689-1690 or 1693 ........................ 20: 99Melocactus Indiae occidentalis [Melocactus broadwayi] Plumier 1695-1697............................................................................................ 20: 95Melocactus Indiae occidentalis fere conicus et striatus [Melocactus intortus]Plumier 1695-1697............................................................. 20: 96Melocactus intortus [broadwayi] Plumier ex Burman 1755-602: 44Melocactus lanuginosus et tuberosus, purpureis aculeis munitus [Mammillariamammillaris] Plumier 1695-1697...................................... 20: 98Melocactus lemairei Plumier ex Burman 1755-60 .............. 2: 45Melocactus macracanthos Röthig in Link & Otto 182723: 91(NT)Melocactus microcephalus [curvispinus] C. M. Schell in Miquel 1840 20:43Melocactus minimus, lanuginosus et tuberosus [Mammillaria prolifera]Plumier 1689-1690 or 1693 ........................................20: 99(LT)Melocactus monoclonos, fructu atropurpureo, cereiformis [Pilosocereusroyenii] Plumier 1695-1697............................................. 20: 117Melocactus purpureus, striis in spiram contortis [Melocactus lemairei] Plumier1689-1690 or 1693............................................................. 20: 97Melocactus repens pentagonus flore albo fructu rubro [Selenicereusgrandiflorus] Plumier 1689-1690 or 1693....................... 20: 100Melocactus repens trigonus flore albo fructu coccineo [Hylocereus trigonus]Plumier 1695-1697........................................................... 20: 102Melocactus seu Opuntia arborescens tetragona flore exalbido [Leptocereuspaniculatus] Plumier 1689-1690 or 1693 ......... 20: 107-108(LT)Melocactus tetragonus repens fructu rubro [Acanthocereus tetragonus]Plumier 1695-1697........................................................... 20: 101Melocactus trigonus alius repens ex Insula St. Crucis [Hylocereus undatus]Plumier 1695-1697........................................................... 20: 103Mesembryanthemum abyssinicum [Delosperma] Regel 197326: 43Mesembryanthemum acutangulum Duncanson 1926 .20: 19(LT)Mesembryanthemum bracteatum [Phyllobolus nitidus] Redoute in Candolle1804.............................................................................18: 80(LT)Mesembryanthemum frutescens, floribus albis umbellatis [Ruschia umbellata]Dillenius 1732.............................................................16: 15(LT)Mesembryanthemum frutescens, ramulis triacanthis [Ruschia spinosa]Dillenius 1732.............................................................16: 15(LT)Mesembryanthemum hispidum [?] Redoute in Candolle 180318: 80Mesembryanthemum intonsum [Trichodiadema] Duncanson 1824 21: 94(LT)Mesembryanthemum intonsum var. album [Trichodiadema orientale]Duncanson 1824..........................................................21: 96(LT)Mesembryanthemum intonsum var. rubicundum [Trichodiadema intonsum]Duncanson 1824..........................................................21: 94(LT)Mesembryanthemum introrsum [Trichodiadema] Fitch 187321: 99Mesembryanthemum lique [Drosanthemum] Hart in Edwards Bot.Reg. 18:76(LT)Mesembryanthemum micans, flore phanicco, filamentis atris [Drosanthemummicans] Dillenius 1732 ...............................................16: 15(LT)

Mesembryanthemum micans [?] Redoute in Candolle 180418: 80Mesembryanthemum pilosum micans, flore purpureo striato [Drosanthemumfloribumdum] Dillenius 1732......................................16: 15(LT)Mesembryanthemum purpureostylus [Acrodon] Page 191721: 118(HT)Mesembryanthemum speciosum [Drosanthemum] Duncanson 1824 26:104(NT)Mesembryanthemum tuberculatum [?] Redoute in Candolle 1804 18: 80Neoabbottia paniculata Plumier ex Burman 1755-60......... 2: 54Opuntia [ficus-indica] Fuchs c.1560.................................. 23: 73Opuntia arbor excelsa, cereiformis, flore albo [Pilosocereus polygonus]Plumier 1689-1690 or 1693 ......................................20: 109(LT)Opuntia arbor excelsa foliis reticulatis, flore flavescente [Opuntiamoniliformis] Plumier 1689-1690 or 1693 ...............20: 114-115Opuntia arborescens spinosissima foliis portulacae cordatis [Pereskiaportulacifolia] Plumier 1689-1690 or 1693..................... 20: 116Opuntia aurantiaca Miss Drake in Lindley 1833...... 13: 88(HT)Opuntia compressa Howard & Touw n. illeg. [humifusa] Badminton 1703-05.............................................................................................. 5: 12Opuntia compressa Howard & Touw n.illeg. [humifusa]Miller 1757 14:114(HT)Opuntia darwinii Henslow 1837.......................................... 27: 5Opuntia darwinii with Cactus Finch (contrived). Gould 183827: 6Opuntia decumbens Fitch in Curtis 1841................. 14: 115(NT)Opuntia dillenii Plumier ex Burman 1755-60 ..................... 2: 63Opuntia dillenii Edwards 1818 .................................14: 118(LT)Opuntia dillenii Dillenius 1732 ............................... 14: 123(HT)Opuntia drummondii Maund 1841........................... 14: 119(HT)Opuntia elatior Dillenius 1732 ................................ 14: 122(HT)Opuntia galapageia Henslow 1837 ..................................... 27: 5Opuntia galapageia with Giant Tortoise & finches. Darwin 1889 27: 7Opuntia grahamii [Grusonia] Roetter in Engelmann 185916: 126(LT)Opuntia hernandezii (as Cactus cochenillifer Linn.) [tomentosa] Sessé &Mociño t.Torner 264 ....................................................... 12: i, 20Opuntia jamaicensis Wood in Britton & Rose 191917: 112(HT)Opuntia maior, validissimis spinis munita [Opuntia dillenii]Plumier 1689-1690,1693 or 1697 ........................................................... 20: 118Opuntia megacantha Letty 1940 ..................................... 18: 122Opuntia minima flagelliformis [Rhipsalis baccifera] Plumier 1689-1690 or1693.................................................................................. 20: 120Opuntia minima repens spinis tenuissimis et aduncis [Opuntia taylori] Plumier1689-1690 or 1693........................................................... 20: 119Opuntia moniliformis Plumier ex Burman 1755-60 .....2: 61(LT)Opuntia monoclonos cereiformis amplo flore roseo fimbriato [Stenocereusfimbriatus] Plumier 1689-1690 or 1693 ...................20: 112(LT)Opuntia polyantha [tuna] Gürke 1905............................... 22: 76Opuntia polyacantha Duncanson 1824............................ 19: 106Opuntia pusilla Salm non Haw. Duncanson 1824........... 19: 106Opuntia spinosissima [Consolea] Wood in Britton & Rose 191921: 77Opuntia strigil Roetter, in Engelmann 1859...................... 21: 82Opuntia taylori Plumier ex Burman 1755-60 ...................... 2: 64

Opuntia vulgo herbariorum [Opuntia ficus-indica] Bauhin & Cherler 1650 22:74Ornithogalum sardienii Ward-Hilhorst in Van Jaarsveld prot.12: 32Plectranthus verticillatus ‘Barberton’ Ward-Hilhorst 198213: 21Peniocereus serpentinus Sessé & Mociño t.Torner 161.... 12: 16Pereskia aculeata, flore albo, fructu flavescente [Pereskia aculeata]Plumier1695-1697.............................................................. 20: 94Pereskia opuntiaeflora [Pereskiopsis rotundifolia] Candolle t.410 [Revue t.19].............................................................................................. 12: 9Pereskia zinniaeflora [Pereskia zinniiflora] Candolle t.408 [Revue t.17] 12:10Phiambolia longifolia Carter 1932 ............................ 26: 21(HT)Rhipsalis baccifera (Flagellaria N) Sessé & Mociño t.Torner 1512 12: 16Rhipsalis grandiflora Bond 1816............................... 13: 67(NT)Rhipsalis mesembryanthemoides Duncanson 1816 ... 13: 56(NT)Rhipsalis neves-armondii Martius 1890 ............................ 13: 51Rhipsalis salicornioides [Hatiora] Duncanson 1816......... 13: 70Ruschia aristulata [Antimima] Mary Page 1923 ............. 19: 122Selenicereus boeckmannii Sessé & Mociño t.Torner 1812 12: 26Selenicereus hamatus (as Cactus 12) Sessé & Mociño t.Torner 1021 12:20Stapelia gussoneana [Apteranthes europea] Drake 1835.. 20: 15Stapelia hirsuta [as “A Cactus”] Juweel 1675-1697 ....... 27: 141Stapelia hirsuta Jacquin 1778................................................ 2: 2Stenocereus fimbriatus Plumier ex Burman 1755-60 .......... 2: 59Thelocactus hexaedrophorus Lemaire 1841........................ 5: 71Trichodiadema stellatum Badminton 1703-05 .................... 5: 12Tylecodon ellaphieae Ward-Hilhorst 1980........................ 13: 24Tylecodon tribblei Bodley in prot. 1995............................ 15: 70Tylecodon viridiflorus Ward-Hilhorst 1982....................... 13: 24Yucca gloriosa Andrews 1807........................................... 21: 37Literature: Online publicationsInternational plant names index (IPNI)........................... 27: 124LithocaulonLithocaulon cubiforme [Pseudolithos]................................. 8: 35Lithocaulon sphaericum [Pseudolithos migiurtinus]........... 8: 36LithopsLithops22: 26, 27, 31, 33, 34; 24: 2-4, 9-12, 14-19, 24, 27-33, 35; 27: 108Lithops key to species .......................................................14: 1-9Lithops aucampiae................. 14: 5; 24: 18-19, 28; 27: 100, 109Lithops aucampiae var. aucampiae ..................................... 14: 6Lithops bella [karasmontana ssp.]..................................... 24: 12Lithops bromfieldii.........................................14: 4, 5; 24: 18, 28Lithops bromfieldii var. insularis......................................... 14: 7Lithops coleorum ................................................................. 14: 3Lithops comptonii..........................................14: 5; 24: 18-19, 28Lithops comptonii var. comptonii ........................................ 14: 3Lithops comptonii var. weberi.............................................. 14: 7Lithops dinteri...............................................14: 5; 24: 18, 27-28Lithops divergens......................................14: 8, 9; 24: 18-19, 28

Lithops divergens var. divergens ......................................... 14: 3Lithops dorotheae ..........................................14: 5, 7; 24: 18, 28Lithops francisci.................................................14: 8; 24: 18, 27Lithops fulviceps ..................................................14: 3, 4; 24: 18Lithops gesinae ..................................................14: 5; 24: 18, 28Lithops gesinae var. gesinae................................................ 14: 3Lithops geyeri.......................................................14: 7, 8; 24: 18Lithops gracilidelineata14: 5, 9; 22: 27, 31, 32, 35; 24: 18-19, 27-28Lithops hallii ............................................................14: 4; 24: 18Lithops helmutii .............................................14: 6, 8; 24: 18, 28Lithops hermetica............................................................... 24: 18Lithops herrei.....................................................14: 8; 24: 18, 28Lithops herrei ‘Translucens’................................................ 14: 7Lithops hookeri ..............................................14: 5, 9; 24: 18, 28Lithops hookeri var. hookeri................................................ 14: 6Lithops hookeri var. lutea .................................................... 14: 6Lithops karasmontana............14: 4, 5; 22: 27; 24: 12, 14, 18, 28Lithops karasmontana ssp. bella..............................14: 6; 24: 12Lithops karasmontana ssp. eberlanzii................................ 24: 27Lithops karasmontana ssp. karasmontana......................... 24: 12Lithops karasmontana ssp. karasmontana var. aiaisensis. 24: 12Lithops julii .............................................................24: 18, 27-28Lithops julii ssp. fulleri ........................................................ 14: 4Lithops julii ssp. julii........................................................ 14: 4, 7Lithops lateritia [karasmontana ssp. karasmontana var. aiaisensis] 24: 12Lithops lesliei......................... 14: 5; 24: 5, 10, 18-19, 28; 27: 21Lithops lesliei ssp. lesliei var. rubrobrunnea....................... 14: 7Lithops localis......................................15: 40; 24: 12, 14, 18, 28Lithops marmorata.............................................14: 8; 24: 18, 27Lithops meyeri................................................14: 6, 8; 24: 18, 28Lithops naureeniae...................................................14: 8; 24: 18Lithops olivacea.............................................14: 5, 8; 24: 18, 28Lithops olivacea var. olivacea ............................................. 14: 6Lithops opalina [karasmontana ssp. karasmontana]......... 24: 12Lithops optica................................................14: 8; 24: 17-18, 27Lithops optica ‘Rubra’ ......................................................... 14: 4Lithops otzeniana.......................................14: 3, 5, 8; 24: 18, 28Lithops pseudotruncatella1: 87; 14: 4, 5; 22: 27, 31, 35; 24: 14, 18-19, 27Lithops pseudotruncatella ssp. archerae .................14: 8; 24: 27Lithops pseudotruncatella ssp. dendritica .22: 27, 32, 35; 24: 27Lithops pseudotruncatella ssp. groendrayensis..... 22: 27, 32, 35Lithops ruschiorum .....................................14: 4, 5, 9; 24: 18-19Lithops salicola..... 14: 4, 5, 6, 8; 24: 18-19, 28-29; 27: 100, 109Lithops salicola maculate form............................................ 14: 7Lithops schwantesii..................................................14: 4; 24: 27Lithops steineckeana................................................ 14: 2, 3, 4, 9Lithops terricolor [localis]...................................14: 3, 8; 24: 12Lithops turbiniformis ......................................................... 22: 22Lithops vallis-mariae ...............................................14: 5; 24: 18Lithops verruculosa .............................................14: 4, 6; 24: 18

Lithops villetii ....................................................14: 5; 24: 18, 27Lithops villetii var. villetii.................................................... 14: 6Lithops viridis .....................................................14: 8; 24: 18-19Lithops werneri ...................................................14: 4; 24: 18-19LobeiraLobeira [infrag. Heliocereus] .............................................. 8: 89Lobeira macdougalii [Disocactus] ...................................... 9: 88LobiviaLobivia [Echinopsis] ............................................................ 8: 91Lobivia caineana [Echinopsis] ............................................ 9: 88Lobivia famatimensis [Rebutia] ........................................... 5: 94Lobivia haematantha [Echinopsis] ...................................... 9: 88Lobivia hertrichiana [Echinopsis] ....................................... 9: 88Lobivia pampana [Echinopsis] ............................................ 9: 88Lobivia rauschii [Echinopsis yuquina] ................................ 9: 88Lobivia sanguiniflora [Echinopsis]...................................... 9: 88Lobivia schieliana [Echinopsis]........................................... 5: 92Lobivia tegeleriana [Echinopsis]......................................... 5: 92Lobivia tiegeliana [Echinopsis] ........................................... 9: 88LodiaLodia gen.n. [Turbinicarpus]............................................. 18: 44Lodia mandragora [Turbinicarpus]...........................18: i, 42-44LomatophyllumLomatophyllum [Aloe] ..................................................16: 92-97Lomatophyllum aldabrense [Aloe]..................................... 16: 97Lomatophyllum anivoranoense sp.n. [Aloe]..16: 93, 97, 99, 114Lomatophyllum antsingyense [Aloe]............................ 16: 93, 97Lomatophyllum belavenokense [Aloe] ............................... 16: 96Lomatophyllum citreum [Aloe] ...................... 16: 92, 95, 97, 100Lomatophyllum lomatophylloides [Aloe]........................... 16: 97Lomatophyllum macrum [Aloe] ......................................... 16: 97Lomatophyllum namorokaense sp.n. [Aloe]16: 94-95, 97, 99, 114Lomatophyllum occidentale [Aloe].................................... 16: 96Lomatophyllum oligophyllum [Aloe] ................................. 16: 97Lomatophyllum orientale [Aloe]........................................ 16: 96Lomatophyllum pembanum comb.n. [Aloe]..................16: 96-97Lomatophyllum peyrierasii comb.n. [Aloe] ............16: 95-96, 99Lomatophyllum propaguliferum sp.n. [Aloe]16: 93-94, 96, 98, 114Lomatophyllum prostratum [Aloe]................. 16: 95, 97, 98(HT)Lomatophyllum purpureum [Aloe]..................................... 16: 97Lomatophyllum roseum [Aloe]..................................... 16: 95, 97Lomatophyllum rufocinctum [Aloe purpurea] ................... 16: 97Lomatophyllum sociale [Aloe] ........................................... 16: 96Lomatophyllum tormentorii [Aloe] .................................... 16: 97Lomatophyllum viviparum [Aloe schilliana] ......... 16: 93, 94, 96LophocereusLophocereus [Pachycereus]................................................. 8: 93Lophocereus gatesii [Pachycereus] ..................................... 9: 89Lophocereus schottii [Pachycereus]........5: 93; 13: 1; 27: 39, 64Lophophora

Lophophora, annotated dictionary entry....................4: 74; 8: 93LortiaLortia erubescens [Monadenium]........................................ 8: 46Lortia major [Monadenium erubescens] ..................... 8: 46(NT)LoxanthocereusLoxanthocereus [Cleistocactus]........................................... 8: 91LymanbensoniaLymanbensonia [Lepismium]............................................... 8: 92Lymanbensonia [Lepismium subg.] .........................5: 99; 13: 45MachaerocereusMachaerocereus [Stenocereus]............................................ 8: 93MachairophyllumMachairophyllum............................................................. 27: 112Machairophyllum albidum................................................... 5: 12MaihueniaMaihuenia ...........................................24: 79-81; 27: 50, 56, 144Maihuenia, annotated dictionary entry ......................4: 69; 8: 88Maihuenia phylogeny ............................................13: 10; 24: 75Maihuenia patagonica .......................13: 115; 24: 80; 27: 50, 56Maihuenia poeppigii ....18: 117; 19: 101, 104; 20: 80; 27: 50, 56MaihueniopsisMaihueniopsis8: 88; 24: 75, 96, 100-101; 26: 63-74; 27: 49-50, 54-56Maihueniopsis albomarginata [darwinii]..............13: 96; 26: 64Maihueniopsis archiconoidea [conoidea?]13: 102; 14: 113; 26: 64, 65, 70Maihueniopsis atacamensis .................................13: 105; 26: 67Maihueniopsis boliviana [Cumulopuntia pentlandii]13: 114; 24: 100-101Maihueniopsis bonnieae .................................................. 24: 100Maihueniopsis camachoi ...........13: 105; 14: 102; 26: 64, 65, 67Maihueniopsis clavarioides14: 109; 18: 128; 21: 70; 24: 95, 100-102; 26: 64,65, 72Maihueniopsis clavarioides ‘Cristata’ ............................. 14: 110Maihueniopsis colorea.........................................14: 112; 26: 67Maihueniopsis conoidea ............14: 113; 21: 127; 26: 64, 65, 70Maihueniopsis crassispina...................................14: 117; 26: 67Maihueniopsis darwinii13: 96; 14: 128, 130; 16: 132; 18: 136; 24: 100; 26: 64,66, 67, 70; 27: i-ii, 3, 5, 6, 37Maihueniopsis darwinii var. hickenii [darwinii] ............. 16: 132Maihueniopsis domeykoensis...............................14: 117; 26: 67Maihueniopsis glomerata13: 99; 14: 105; 16: 122, 133; 17: 6, 13, 115, 125;18: 131; 19: 94, 107, 114-115; 22: 61; 23: 59-60; 24: 100; 26: 63, 71; 27: 55Maihueniopsis glomerata ssp. glomerata..........26: 66-67, 69-71Maihueniopsis glomerata ssp. hypogaea comb.& stat.n.16: 122-123; 26: 63,66-67, 70-71, 73Maihueniopsis grandiflora...................................17: 128; 26: 67Maihueniopsis hypogaea [glomerata ssp.] ........................ 26: 63Maihueniopsis lagopus [Austrocylindropuntia]..17: 121; 21: 89Maihueniopsis leoncito ............................17: 123; 20: 55; 26: 67Maihueniopsis leoninus ............................................17: 123-124Maihueniopsis leptoclada [glomerata ssp. hypogaea]17: 125; 26: 71Maihueniopsis mandragora16: 131; 18: 118; 26: 67 [as minuta], 68, 71, 73

Maihueniopsis minuta....... 18: 129; 26: 65 [as hypogaea], 71-73Maihueniopsis miquelii [Miqueliopuntia]........................ 18: 129Maihueniopsis molfinoi [glomerata ssp. hypogaea]18: 131; 26: 64, 70-72Maihueniopsis molinensis [Tephrocactus] ...................... 18: 131Maihueniopsis neuquensis [darwinii]..................18: 136; 26: 67Maihueniopsis nigrispina13: 106; 18: 136; 24: 100; 26: 63; 27: 55Maihueniopsis ovallei ..........................................18: 140; 26: 67Maihueniopsis ovata16: 125; 18: 132, 140; 19: 114; 20: 64, 66; 26: 63, 64, 68,72-73; 27: 55Maihueniopsis ovata fa. calva [ovata]............................. 18: 140Maihueniopsis ovata fa. sterilis [ovata]........................... 18: 140Maihueniopsis pentlandii [Cumulopuntia] ........................ 19: 96Maihueniopsis platyacantha ...................................... 19: 96, 103Maihueniopsis rahmeri [tarapacana]....................20: 52; 26: 67Maihueniopsis shaferi [Austrocylindropuntia].................. 21: 71Maihueniopsis shaferi var. humahuacana [Austrocylindropuntia shaferi] 21:71Maihueniopsis subterranea........................21: 85; 22: 67; 24: 99Maihueniopsis subterranea ssp. pulcherrima........ 26: 69, 72, 74Maihueniopsis subterranea ssp. subterranea ....26: 68-69, 72-74Maihueniopsis subulata [Austrocylindropuntia] ............... 21: 86Maihueniopsis tarapacana................... 20: 51-52; 22: 53; 26: 67Maihueniopsis verschaffeltii [Austrocylindropuntia] ........ 22: 68Maihueniopsis vestita [Austrocylindropuntia]..............22: 69-70Maihueniopsis wagenknechtii................................23: 57; 26: 67MalacocarpusMalacocarpus [Parodia]...................................................... 8: 92MalephoraMalephora..........................................25: 181; 27: 108, 109, 116Malephora ochraceum....................................................... 11: 47MamillopsisMamillopsis [Mammillaria]................................................. 8: 94Mamillopsis senilis [Mammillaria]...................................... 5: 21MammillariaMammillaria ............................................................ 27: 132, 137Mammillaria, annotated dictionary entry ..................4: 75; 8: 94Mammillaria ser. Ancistracanthae............................2: 65, 88-89Mammillaria [unranked] Angulares [Ehrenberg 1846] ....... 3: 76Mammillaria [unranked] Aulacothele [Ehrenberg 1846] .... 3: 79Mammillaria ser. Bombycinae................................. 25: 188, 190Mammillaria [unranked] Crinitae [Ehrenberg 1846] .......... 3: 73Mammillaria subg. Dolichothele ....................................2: 88-89Mammillaria [unranked] Heteracanthae [Ehrenberg 1846] 3: 74Mammillaria ser. Lasiacanthae ............................... 25: 188, 190Mammillaria ser. Polyedrae ................................................ 4: 51Mammillaria ser. Proliferae .................................... 25: 188, 190Mammillaria [unranked] Stelligerae [Ehrenberg 1846] ...... 3: 78Mammillaria ser. Stylothelae....................................25: 187-192Mammillaria [unranked] Subsetosae [Ehrenberg 1846]...... 3: 75Mammillaria acanthoplegma [elegans].............1: 106; 3: 74, 90

Mammillaria acanthoplegma var. decandollei [elegans var. dealbata] 13:120Mammillaria aciculata......................................................... 3: 71Mammillaria aeruginosa [carnea]....................................... 3: 77Mammillaria affinis [polythele] ...........1: 106; 15: 53, 54, 59, 62Mammillaria ahuacatlanensis n.nud. [scrippsiana]..4: 56; 5: 20Mammillaria alamensis [swinglei] .................................... 1: 106Mammillaria albescens...................................................... 1: 106Mammillaria albiarmata.................................................... 1: 106Mammillaria albicans........................................................ 1: 106Mammillaria albicoma....................................................... 1: 106Mammillaria albida ............................................................. 3: 71Mammillaria albidula ........................................................ 1: 107Mammillaria albiflora .............................................1: 107; 2: 89Mammillaria albilanata..................................................... 1: 107Mammillaria albiseta......................................................... 1: 107Mammillaria alpina n.nud. [kraehenbuehlii]....................... 2: 95Mammillaria ambigua n.nud. [?]....................................... 13: 98Mammillaria amoena......................................................... 1: 108Mammillaria andreae ........................................................ 1: 108Mammillaria angelensis..................................................... 1: 108Mammillaria anguinea [elongata]....................................... 3: 78Mammillaria angularis [compressa] ................................... 3: 77Mammillaria anisacantha [polyedra].................................. 3: 77Mammillaria anniana ..........................................1: 108; 25: 188Mammillaria applanata ..............................................1: 108-109Mammillaria arida............................................................. 1: 109Mammillaria armatissima.................................................. 1: 109Mammillaria armillata....................................................... 1: 109Mammillaria ascensionis............................................1: 109-110Mammillaria atavageaensis............................................... 1: 110Mammillaria atrata............................................................ 1: 110Mammillaria atroflorens.................................................... 1: 110Mammillaria aureiceps....................................1: 110, 125; 3: 75Mammillaria aureilanata................................................... 1: 110Mammillaria aureoviridis.................................................. 1: 110Mammillaria auriareolis.................................................... 1: 110Mammillaria auricantha.................................................... 1: 111Mammillaria auricoma ...................................................... 1: 111Mammillaria aurihamata.........................................1: 111; 5: 44Mammillaria aurisaeta ...................................................... 1: 111Mammillaria auritricha ..................................................... 1: 111Mammillaria avila-camachoi............................................. 1: 111Mammillaria aylostera....................................................... 1: 111Mammillaria bachmannii................................................... 1: 111Mammillaria backebergiana.............................................. 1: 111Mammillaria balsasensis ................................................... 1: 112Mammillaria balsasoides................................................... 1: 112Mammillaria bambusiphila.................................................. 5: 44Mammillaria bambusiphila var. parva ................................ 5: 44

Mammillaria barbata......................................................... 1: 112Mammillaria barkeri.......................................................... 1: 112Mammillaria baumii ...................................................1: 112-113Mammillaria baxteriana .................................................... 1: 113Mammillaria ×beaujardii .................................................. 1: 113Mammillaria beguinii n.nud. [Turbinicarpus]................... 19: 19Mammillaria beiselii...................................................1: 113-114Mammillaria bella ............................................................. 1: 114Mammillaria bellacantha................................................... 1: 114Mammillaria bellisiana...................................................... 1: 114Mammillaria beneckei .............................................1: 115; 3: 75Mammillaria bergii.....................................................1: 115-116Mammillaria berkiana ................................................... 5: 42, 44Mammillaria bertrandii(-iana) ............................................ 5: 44Mammillaria bicolor [geminispina]...................1: 116; 3: 71, 74Mammillaria biglandulosa [Coryphantha octacantha]....... 3: 79Mammillaria bihamata [uncinata]..................................3: 76-77Mammillaria blossfeldiana ................................................ 1: 116Mammillaria blossfeldiana var. shurliana......................... 1: 116Mammillaria bocasana ................................1: 116, 117; 25: 188Mammillaria bocasana var. inermis.................................... 2: 93Mammillaria bocensis..............................................1: 117; 5: 44Mammillaria boedekeriana................................................ 1: 117Mammillaria bogotensis [columbiana]...................... 1: 117, 125Mammillaria bombycina......................................1: 117; 25: 188Mammillaria bombycina group ................................25: 190-192Mammillaria bonavitii ....................................................... 1: 117Mammillaria boolii ............................................................ 1: 118Mammillaria ×boshardtii................................................... 1: 118Mammillaria brachytrichion............................................ 25: 188Mammillaria brandegeei ................................................... 1: 118Mammillaria brandegeei var. magdalenensis.................... 1: 118Mammillaria brauneana .............................................1: 118-119Mammillaria bravoae ........................................................ 1: 119Mammillaria bucareliensis ................................................ 1: 119Mammillaria buchenauii [crucigera] ........................ 1: 119, 128Mammillaria bullardiana................................................... 1: 119Mammillaria cadereytensis.........................................1: 119-120Mammillaria cadereytensis var. avila-camachoi n.nud..... 1: 111Mammillaria caerulea ....................................................... 1: 120Mammillaria calacantha............................................ 1: 120, 121Mammillaria caerulea ....................................................... 1: 120Mammillaria calleana........................................................ 1: 120Mammillaria camptotricha .........................................1: 120-121Mammillaria candida......................................................... 1: 121Mammillaria candida var. estanzuelensis n.nud. [candida]1: 121Mammillaria candida var. humboldtii [humboldtii] .......... 1: 121Mammillaria canelensis...........................................1: 121; 3: 53Mammillaria canescens [Neolloydia conoidea] .................. 4: 13Mammillaria capensis........................................................ 1: 122

Mammillaria caput-medusae [sempervivi] .......................... 3: 76Mammillaria caput-medusae var. hexacantha..................... 3: 76Mammillaria carmenae...................................................... 1: 122Mammillaria carnea ................................................1: 123; 3: 76Mammillaria carretii ......................................................... 1: 123Mammillaria casoi............................................................. 1: 123Mammillaria celsiana ........................................................ 1: 123Mammillaria celsiana var. guatemalensis ........................... 4: 64Mammillaria centraliplumosa ................................... 1: 123, 124Mammillaria centricirrha [magnimamma]..............1: 123; 3: 77Mammillaria centrispina ..................................................... 3: 77Mammillaria cephalophora Quehl non Salm. [aureilanata]1: 110Mammillaria ceratites [Neolloydia conoidea]..................... 4: 13Mammillaria ceratocentra [Coryphantha erecta] ............... 3: 79Mammillaria cerralboa.......................................1: 109, 123-124Mammillaria cerroprieto ................................................... 1: 124Mammillaria cespititia [?] ................................................. 15: 62Mammillaria chapinensis................................................... 1: 124Mammillaria chavezii ........................................................ 1: 124Mammillaria chionocephala.............................................. 1: 124Mammillaria chrysacantha [fuscata].......................1: 125; 3: 75Mammillaria cinobiltinei ................................................... 1: 125Mammillaria cirrhifera [compressa] ................................... 3: 77Mammillaria clava [Coryphantha clava/octacantha] ... 3: 79, 90Mammillaria clavata [Coryphantha]................................... 3: 79Mammillaria coahuilensis ................................................. 1: 125Mammillaria coahuilensis var. albiflora ........................... 1: 125Mammillaria collina .......................................................... 1: 125Mammillaria collinsii......................................................... 1: 125Mammillaria colonensis..................................................... 1: 125Mammillaria columbiana................................................... 1: 125Mammillaria columbiana var. albescens n.nud. [columbiana]1: 125Mammillaria columbiana var. bogotensis [columbiana]... 1: 125Mammillaria compressa ................1: 126; 15: 53, 54, 61, 62, 63Mammillaria confusa......................................................... 1: 127Mammillaria conoidea [Neolloydia]3: 80; 4: 12-13(LT); 15: 54, 59, 61, 62Mammillaria conopsea [compressa]..................1: 127; 3: 71, 77Mammillaria conspicua ..................................................... 1: 127Mammillaria conzattii........................................................ 1: 127Mammillaria cornifera [Coryphantha]..............3: 71, 79; 15: 62Mammillaria coronaria [spinosissima] ...................1: 128; 4: 40Mammillaria cowperae [moelleriana]................1: 128; 3: 63-64Mammillaria craigii........................................................... 1: 128Mammillaria crassispina .........................................1: 128; 3: 71Mammillaria crebrispina [?]..............................5: 44; 15: 60, 62Mammillaria criniformis [crinita] .......1: 128; 15: 53, 54, 59, 62Mammillaria criniformis var. albida [crinita]............. 15: 54, 62Mammillaria criniformis var. rosea [crocidata?]........ 15: 54, 62Mammillaria crinita3: 71, 72-73; 15: 52, 54, 59, 60, 61, 62; 25: 188Mammillaria crinita ssp. leucantha................................. 25: 188

Mammillaria crinita var. pauciseta [crinita]... 15: 52, 54, 61, 62Mammillaria crinita group .......................................25: 190-192Mammillaria crispiseta...................................................... 1: 128Mammillaria crocidata ............................................1: 128; 3: 76Mammillaria crucigera...............................................1: 128(LT)Mammillaria cylindracea [?] ............................................. 15: 62Mammillaria daedalea............................................. 3: 74, 78, 80Mammillaria daimonoceras [Coryphantha radians]........... 3: 79Mammillaria dawsonii [glareosa] ....................................... 2: 65Mammillaria dealbata ......................................................... 2: 65Mammillaria decipiens ........................................................ 2: 65Mammillaria decipiens × elongata [×kuentzii].................... 2: 96Mammillaria deherdtiana .................................................... 2: 65Mammillaria deliusiana...........................................1: 114; 2: 66Mammillaria densa [elongata] ............................................ 3: 78Mammillaria densispina ...................................................... 2: 66Mammillaria denudata [lasiacantha var.] ........................... 2: 66Mammillaria diacentra ........................................................ 2: 66Mammillaria diaphanacantha [Neolloydia conoidea]......... 4: 13Mammillaria dietrichiae ...................................................... 2: 66Mammillaria diguetii [senilis var.] ...................................... 2: 66Mammillaria dioica ......................... 1: 108; 2: 66-67, 76; 27: 41Mammillaria disciformis [Strombocactus] ...... 15: 54, 59, 61, 62Mammillaria discolor .................. 1: 108; 2: 67-68; 3: 71; 17: 21Mammillaria divergens [magnimamma]...................... 15: 54, 62Mammillaria dixanthocentron ............................................. 2: 68Mammillaria dodsonii.......................................................... 2: 69Mammillaria dolichocentra [obconella]....2: 69; 3: 71, 75; 4: 42Mammillaria donatii ............................................................ 2: 69Mammillaria droegeana [microhelia] .......................2: 69; 3: 63Mammillaria dumetorum ...........................................2: 70; 5: 19Mammillaria duoformis ....................................................... 2: 70Mammillaria duoformis var. duoformis............................... 2: 70Mammillaria duoformis var. rectiformis.............................. 2: 70Mammillaria durispina .................................................. 2: 70, 71Mammillaria duwei................................................5: 44; 25: 188Mammillaria ebenacantha................................................... 2: 71Mammillaria echinaria [elongata] .........2: 71-72; 15: 53, 61, 62Mammillaria echinata [elongata]........................................ 3: 78Mammillaria echinocactoides [Neolloydia conoidea]......... 4: 13Mammillaria echinops ......................................................... 2: 72Mammillaria egregia ........................................................... 2: 72Mammillaria eichlamii......................................................... 2: 72Mammillaria ekmanii......................................................2: 72-73Mammillaria elegans .......2: 73, 87; 5: 48; 12: 13, 31; 15: 61, 62Mammillaria elegans var. dealbata ..................................... 5: 17Mammillaria elegans var. globosa [elegans]..................... 15: 62Mammillaria elegans var. minor [elegans]........................ 15: 62Mammillaria elongata2: 72, 73; 3: 78; 15: 53, 54, 59, 60, 61, 62-63Mammillaria elongata ‘Pink Nymph’ ................................. 4: 49

Mammillaria eppeliana........................................................ 2: 73Mammillaria erecta [Coryphantha]..................................... 3: 79Mammillaria erectacantha.........................................2: 73; 5: 37Mammillaria erectohamata ................................................. 2: 73Mammillaria eriacantha ......................................2: 73, 74; 3: 75Mammillaria ernestii ......................................................2: 73-74Mammillaria erythrocalix.................................................... 2: 74Mammillaria erythrosperma..................................2: 74; 25: 188Mammillaria eschauzieri ..................................................... 2: 74Mammillaria eshaussieri ..................................................... 2: 74Mammillaria esperanzaensis [discolor] ........................ 2: 75, 76Mammillaria esseriana ........................................................ 2: 76Mammillaria estanzuelensis [candida]................................ 2: 76Mammillaria estebanensis ................................................... 2: 76Mammillaria euthele..................................................2: 76; 3: 61Mammillaria evermanniana................................................. 2: 76Mammillaria fasciculata............................................2: 76; 5: 31Mammillaria felipensis ........................................................ 2: 76Mammillaria fennelii [zephyranthoides].............................. 3: 73Mammillaria fera-rubra..................................................2: 76-77Mammillaria fertilis............................................................. 2: 77Mammillaria fischeri [virens].............................................. 3: 77Mammillaria fittkaui ......................................2: 77; 25: 188, 190Mammillaria flava [spinosissima] ....................................... 2: 77Mammillaria flavescens....................................................... 2: 77Mammillaria flavescens Pfeiff. non Haw. [karwinskiana]2: 77; 3: 77Mammillaria flavicentra ...................................................... 2: 77Mammillaria flavihamata .................................................... 2: 77Mammillaria flavovirens...................................................... 2: 77Mammillaria floresii .......................................................2: 77-78Mammillaria formosa ..........................................2: 78; 3: 74, 75Mammillaria fraileana................................................... 2: 78, 79Mammillaria fuauxiana ....................................................... 2: 79Mammillaria fuliginosa ....................................................... 2: 79Mammillaria funkii [mystax]................................................ 3: 77Mammillaria fuscata..................................................2: 79; 3: 75Mammillaria fuscata-esperanza [discolor].................... 2: 76, 79Mammillaria fuscohamata................................................... 2: 79Mammillaria gabbii [brandegeei]........................................ 2: 79Mammillaria galeottii [obconella].............2: 79; 3: 71, 75; 4: 42Mammillaria garessii [barbata] .......................................... 2: 79Mammillaria gasseriana...............................2: 79; 5:27; 25: 188Mammillaria gasterantha ...............................................2: 79-80Mammillaria gatesii............................................................. 2: 80Mammillaria gaumeri .......................................................... 2: 80Mammillaria geminata......................................................... 2: 80Mammillaria geminispina........................................2: 80; 12: 11Mammillaria gigantea ......................................................... 2: 81Mammillaria gilensis ........................................................... 2: 81Mammillaria giselae sp.n..............................................15: 73-76

Mammillaria giseliana [hahniana var.]............................... 2: 81Mammillaria glabrata.......................................................... 2: 81Mammillaria glareosa ................................................... 2: 81, 82Mammillaria glassii.............................1: 85; 2: 81; 25: 188, 190Mammillaria glassii var. ascensionis ................................ 1: 109Mammillaria glassii var. nominis-dulcis ....................... 5: 19, 44Mammillaria glassii var. siberiensis.............................. 5: 19, 44Mammillaria glassii group............................................... 25: 190Mammillaria gigantea ......................................................... 2: 81Mammillaria glochidiata ..................................................... 2: 81Mammillaria glomerata [prolifera] ........2: 40, 81; 20: 87-88, 99Mammillaria goldii [saboae var.].........................2: 81-82; 5: 17Mammillaria goodridgei...................................................... 2: 82Mammillaria goodridgei var. rectispina.........................2: 82-83Mammillaria gracilis ......................................2: 83-84; 3: 71, 78Mammillaria gracilis var. pulchella .................................... 2: 83Mammillaria gracilis ‘Bunty’ cult.n...............................2: 83-84Mammillaria gracilis ‘Pulchella’ stat.n. .............................. 2: 83Mammillaria graessneriana................................................. 2: 84Mammillaria grahamii......................................................... 2: 84Mammillaria grandiflora [Neolloydia conoidea] ........ 4: 13(NT)Mammillaria granulata........................................................ 2: 84Mammillaria greenwoodii n.nud. [in sched. dodsonii]........ 2: 69Mammillaria grusonii .......................................................... 2: 84Mammillaria gueldemanniana............................................. 2: 84Mammillaria guelzowiana ..............................................2: 84-85Mammillaria guerreronis .................................................... 2: 85Mammillaria guerreronis var. zopilotensis [guerreronis]... 5: 42Mammillaria guiengolensis [beneckei]................................ 2: 85Mammillaria guillauminiana..........................2: 85-86; 5: 42, 44Mammillaria guirocobensis [gueldemanniana]................... 2: 84Mammillaria gummifera .................................................2: 86-87Mammillaria gummifera var. macdougalii [heyderi var.] ... 3: 57Mammillaria haageana [elegans]..............1: 127; 2: 87; 13: 120Mammillaria haehneliana.................................................... 2: 87Mammillaria hahniana ........................................................ 2: 87Mammillaria hahniana var. giseliana ................................. 2: 81Mammillaria halbingeri....................................................... 2: 87Mammillaria halei ............................................................... 2: 87Mammillaria hamata ..................................................... 2: 87, 88Mammillaria hamiltonhoytea............................................... 2: 88Mammillaria hastifera ......................................................... 2: 88Mammillaria haudeana [saboae var.] .......................2: 88; 5: 17Mammillaria heidiae.............................................2: 88-89; 5: 42Mammillaria helicteres................................2: 89; 12: 11, 13, 31Mammillaria hemisphaerica................................................ 2: 89Mammillaria hennisii [columbiana] ........................1: 125; 2: 89Mammillaria hernandezii..................................................... 2: 89Mammillaria herrerae ......................................................... 2: 89Mammillaria herrerae var. albiflora ................................... 2: 89

Mammillaria hertrichiana ................................................... 2: 89Mammillaria heteracantha .................................................. 2: 89Mammillaria hexacantha..................................................... 3: 71Mammillaria hexacentra [longimamma] ....................... 3: 71, 72Mammillaria heyderi ...............................................1: 109; 2: 91Mammillaria heyderi var. applanata ............................. 2: 90, 91Mammillaria heyderi var. macdougalii ............................... 3: 57Mammillaria heyderi var. waltheri...................................... 5: 36Mammillaria hidalgensis ..................................................... 2: 91Mammillaria hirsuta ............................................................ 2: 91Mammillaria hoffmanniana ................................................. 2: 91Mammillaria horripila [Turbinicarpus] ...................... 4: 17(NT)Mammillaria huajuapensis .................................................. 2: 91Mammillaria hubertmulleri ................................................. 2: 91Mammillaria huitzilopochtli ................................................ 2: 92Mammillaria humboldtii ................................2: 92; 3: 71, 72, 74Mammillaria hutchisoniana.......................................2: 92; 5: 44Mammillaria hystrix [mystax]....................................2: 92; 3: 77Mammillaria icamolensis............................................... 2: 92, 93Mammillaria imbricata [rhodantha] ................................... 3: 75Mammillaria implexicoma [Coryphantha radians]............. 3: 79Mammillaria inaiae ............................................................. 2: 92Mammillaria inconspicua [Neolloydia conoidea] ............... 4: 13Mammillaria inermis [bocasana ‘Inermis’] ........................ 2: 93Mammillaria infernillensis................................................... 2: 93Mammillaria ingens [obconella]................................2: 93; 4: 42Mammillaria insularis ......................................................... 2: 93Mammillaria intertexta [elongata] ........3: 78; 15: 53, 54, 61, 63Mammillaria irregularis [?]................................... 15: 54, 61, 63Mammillaria jaliscana...........................................2: 93; 25: 188Mammillaria jaumavei......................................................... 2: 93Mammillaria johnstonii ..................................................2: 93-94Mammillaria johnstonii var. guaymensis............................. 2: 94Mammillaria johnstonii var. sancarlensis ........................... 2: 94Mammillaria joossensiana................................................... 2: 94Mammillaria karwinskiana........................................2: 94; 3: 77Mammillaria kelleriana ....................................................... 2: 94Mammillaria kewensis ......................................................... 2: 95Mammillaria kleiniorum ...................................................... 5: 44Mammillaria klissingiana .................................................... 2: 95Mammillaria knebeliana...................................................... 2: 95Mammillaria knippeliana..................................................... 2: 95Mammillaria kraehenbuehlii ............................................... 2: 95Mammillaria kuentziana .................................................2: 95-96Mammillaria ×kuentzii [decipiens × elongata].................... 2: 96Mammillaria kunzeana ........................................................ 2: 96Mammillaria lanata ............................................................. 3: 53Mammillaria laneusumma ................................................... 3: 53Mammillaria lanifera........................................................... 3: 53Mammillaria lasiacantha..................................................... 3: 53

Mammillaria lasiacantha var. denudata....................2: 66; 3: 53Mammillaria lasiacantha var. minor ................................... 3: 53Mammillaria lassonneriei.................................................... 3: 53Mammillaria latimamma [Coryphantha pynacantha].15: 61, 63Mammillaria laui ............................................................3: 53-54Mammillaria laui fa. dasyacantha....................................... 3: 54Mammillaria laui fa. subducta............................................. 3: 54Mammillaria lehmannii [Coryphantha octacantha]............ 3: 79Mammillaria lengdobleriana............................................... 3: 54Mammillaria lenta ............................................................... 3: 54Mammillaria leona [pottsii]............................................4: 53-54Mammillaria lesaunieri ....................................................... 3: 54Mammillaria leucacantha [Coryphantha octacantha] ...... 15: 63Mammillaria leucantha.................................................. 3: 54, 55Mammillaria leucocarpa ..................................................... 3: 77Mammillaria leucocentra......................................... 3: 55, 56, 74Mammillaria lewisiana ........................................................ 3: 55Mammillaria limonensis ........................................5: 44; 25: 188Mammillaria lindsayi........................................................... 3: 55Mammillaria lloydii ............................................................. 3: 55Mammillaria longicoma..............................1: 116, 117; 3: 55-56Mammillaria longiflora ....................................................... 3: 56Mammillaria longiflora fa. stampferi ........................3: 56; 5: 26Mammillaria longimamma...............3: 56, 72; 15: 54, 59, 61, 63Mammillaria longimamma var. sphaerica [sphaerica] ....... 5: 25Mammillaria longispina....................................................... 3: 74Mammillaria louisae............................................................ 3: 57Mammillaria ludwigii .......................................................... 3: 77Mammillaria macdougalii ................................................... 3: 57Mammillaria macracantha [magnimamma]3: 57; 15: 54, 56(HT), 59, 61, 63Mammillaria macrothele [Coryphantha octacantha].... 3: 71, 79Mammillaria magallanii ............................................2: 72; 3: 57Mammillaria magneticola [vetula] ......................3: 57, 58; 5: 34Mammillaria magnifica ..................................................3: 57-58Mammillaria magnifica var. minor [magnifica] ............ 3: 57, 58Mammillaria magnimamma3: 58-59, 71, 77-78; 15: 54, 59, 61, 62Mammillaria magnimamma var. arietina............................ 3: 58Mammillaria maelenii [Thelocactus leucacanthus].5: 62; 18: 63Mammillaria mainiae........................................................... 3: 59Mammillaria maltrata.......................................................... 3: 59Mammillaria mammillaris2: 40, 46; 3: 59; 5: 9; 15: 59; 17: 21; 20: 87, 98; 27:142Mammillaria manana....................................................... 25: 188Mammillaria marcosii ..................................................... 25: 188Mammillaria maritima......................................................... 3: 59Mammillaria marksiana..................................................3: 59-60Mammillaria marnieriana [oliviae]..................................... 3: 60Mammillaria marshalliana [baxteriana] ............................. 3: 60Mammillaria martinezii [supertexta].......................1: 107; 3: 60Mammillaria mathildae .........................................3: 60; 25: 188

Mammillaria matudae.......................................................... 3: 60Mammillaria matudae fa. duocentralis................................ 3: 60Mammillaria matudae fa. serpentiformis ............................ 3: 60Mammillaria mayensis......................................................... 3: 60Mammillaria mazatlanensis.......................................3: 60; 4: 42Mammillaria mazatlanensis fa. monocentra........................ 3: 60Mammillaria meiacantha................................................3: 60-61Mammillaria meissneri ........................................................ 3: 61Mammillaria melaleuca....................................................... 3: 61Mammillaria melanocentra ................................................. 3: 61Mammillaria melispina........................................................ 3: 61Mammillaria mendeliana..................................................... 3: 61Mammillaria mercadensis ...............................3: 61, 62; 25: 188Mammillaria mercadensis group ..................................... 25: 191Mammillaria meridiorosei [wilcoxii].........................3: 61; 5: 38Mammillaria mexicensis ...................................................... 3: 61Mammillaria meyranii ....................................................3: 61-62Mammillaria meyranii var. michoacana.............................. 3: 62Mammillaria michoacanensis n.nud.................................... 3: 62Mammillaria microcarpa...........................................2: 84; 3: 62Mammillaria microcarpa var. auricarpa............................. 3: 63Mammillaria microceras ..................................................... 3: 62Mammillaria microhelia .................................................3: 62-63Mammillaria microhelia var. microheliopsis [microhelia]3: 62-63Mammillaria microheliopsis [microhelia]......................3: 62-63Mammillaria microthele ...................................................... 3: 63Mammillaria miegiana......................................................... 3: 63Mammillaria mieheana........................................................ 3: 63Mammillaria milleri............................................................. 3: 63Mammillaria minima [elongata].......................................... 3: 78Mammillaria mitlensis [rekoi] ............................................. 3: 63Mammillaria mixtecensis [mystax] ...................................... 3: 63Mammillaria moelleriana .................................3: 63-64; 25: 188Mammillaria mollendorffiana.............................................. 3: 64Mammillaria mollihamata ................................................... 3: 64Mammillaria monancistria .................................................. 3: 64Mammillaria montensis ....................................................... 3: 64Mammillaria morganiana.................................................... 3: 64Mammillaria morricalii ....................................................... 3: 64Mammillaria movensis......................................................... 3: 64Mammillaria muehlenpfordtii [celsiana]....................... 3: 64, 65Mammillaria multicentralis ................................................. 3: 65Mammillaria multidigitata................................................... 3: 65Mammillaria multiformis [erythrosperma].................2: 74; 3:65Mammillaria multihamata ................................................... 3: 66Mammillaria multiseta......................................................... 3: 66Mammillaria mundtii ........................................................... 3: 66Mammillaria mystax ...................................................... 3: 66, 77Mammillaria nana .................................................4: 39; 25: 188Mammillaria napina ...................................................... 4: 39, 40

Mammillaria nazasensis ........................................4: 46; 25: 188Mammillaria nealeana n.nud. [celsiana]............................. 4: 40Mammillaria nejapensis....................................................... 4: 40Mammillaria nejapensis var. brevispina [nejapensis]......... 4: 40Mammillaria nejapensis var. longispina [nejapensis]......... 4: 40Mammillaria nejapensis var. typica n.inval. [nejapensis] ... 4: 40Mammillaria nelsonii [beneckei] ......................................... 4: 40Mammillaria neobertrandiana [magallanii] ....................... 4: 40Mammillaria neocoronaria [spinosissima]..............1: 128; 4: 40Mammillaria neocrucigera .................................................. 4: 40Mammillaria neokelleriana n.nud. [in sched.]..................... 4: 40Mammillaria neomystax....................................................... 4: 41Mammillaria neopalmeri ..................................................... 4: 41Mammillaria neophaeacantha [polythele]........................... 4: 41Mammillaria neopotosina [celsiana].........................3: 65; 4: 41Mammillaria neoschwarziana ............................................. 4: 41Mammillaria neumanniana [magnimamma] ....................... 3: 77Mammillaria nivea [geminispina]........................................ 3: 74Mammillaria nivosa [flavescens]......................................... 4: 41Mammillaria nobilis [geminispina] ..................................... 3: 74Mammillaria nunezii.............................................4: 41-42; 5: 40Mammillaria obconella..............................................3: 75; 4: 42Mammillaria obconella var. galeottii [obconella]............... 4: 42Mammillaria obscura.................................................3: 75; 4: 42Mammillaria obvallata ........................................................ 4: 42Mammillaria occidentalis .................................................... 4: 42Mammillaria occidentalis var. patonii [mazatlanensis] ...... 4: 42Mammillaria occidentalis var. sinalensis [mazatlanensis]..4: 42Mammillaria ochoterenae [discolor]................................... 4: 42Mammillaria ocotillensis ..................................................... 4: 42Mammillaria ocozociuntha .................................................. 4: 42Mammillaria octacantha [Coryphantha]............... 15: 54, 61, 63Mammillaria odieriana [rhodantha] ................................... 3: 75Mammillaria oliviae...................................................2: 84; 4: 42Mammillaria orcuttii............................................................ 4: 43Mammillaria orestera ................................................4: 43; 5: 35Mammillaria ortegae ........................................................... 4: 43Mammillaria ortizrubiana [candida].......................1: 120; 4: 43Mammillaria oteroi........................................................ 4: 43, 44Mammillaria pachycylindrica.............................................. 4: 43Mammillaria pachyrhiza...................................................... 4: 43Mammillaria pacifica [petrophila] ...................................... 4: 43Mammillaria painteri......................................................4: 43-44Mammillaria palmeri (Coult.) Boed. non Jacobi [neopalmeri]4: 41Mammillaria papyracantha [Sclerocactus] ......................... 5: 94Mammillaria parensis.......................................................... 4: 44Mammillaria parkinsonii .....................................3: 71, 74; 4: 44Mammillaria parmentieri..................................................... 4: 44Mammillaria parriana [mixtecensis] ................................... 4: 44Mammillaria patonii [mazatlanensis].................................. 4: 44

Mammillaria pazzanii [magnimanna].................................. 4: 44Mammillaria peacockii [elegans var. dealbata] ........2: 65; 4: 45Mammillaria pectinifera ...................................................... 4: 45Mammillaria pectinifera fa. solisioides ............................... 5: 23Mammillaria peninsularis.................................................... 4: 45Mammillaria pennispinosa ....................................4: 45; 25: 188Mammillaria pennispinosa var. nazasensis [nazasensis]4: 46; 25: 188Mammillaria pentacantha.................................................... 4: 46Mammillaria perbella .......................................................... 4: 46Mammillaria perezdelarosae......... 4: 46-47; 5: 44; 25: 188, 190Mammillaria petrophila....................................................... 4: 47Mammillaria petterssonii................................................4: 47-48Mammillaria phaeacantha [rhodantha] ....................3: 75; 4: 48Mammillaria phellosperma n.illeg. [tetrancistra] ............... 4: 48Mammillaria phitauiana ...................................................... 4: 48Mammillaria phymatothele..................................3: 71, 77; 4: 49Mammillaria picta ...................................................4: 49; 15: 76Mammillaria pilcayensis...................................................... 4: 49Mammillaria pilensis [petterssonii]..................................... 4: 49Mammillaria pilispina ......................................................... 4: 49Mammillaria plaschnickii [Coryphantha octacantha]3: 79; 4: 49Mammillaria plumosa.......................................................... 4: 51Mammillaria polyedra .........................................3: 77; 4: 50, 51Mammillaria polygona......................................................... 4: 51Mammillaria polythele........... 3: 76; 4: 51-53; 15: 53, 54, 59, 62Mammillaria polythele teratological form [‘Jan Suba’] ...... 4: 51Mammillaria pondii ............................................................. 4: 53Mammillaria poselgeri......................................................... 4: 53Mammillaria posseltiana ..................................................... 4: 53Mammillaria pottsii ........................................................4: 53-54Mammillaria potosina Hort non Jacobi [celsiana] .........3: 64-65Mammillaria praelii............................................................. 4: 54Mammillaria pringlei [fuscata]............................................ 4: 54Mammillaria prolifera2: 40; 4: 54, 55; 15: 76; 17: 21; 20: 87-88, 99Mammillaria pseudoalamensis [oliviae].............................. 4: 54Mammillaria pseudocrucigera Boed. [neocrucigera] ... 4: 40, 54Mammillaria pseudocrucigera Craig................................... 4: 56Mammillaria pseudoperbella............................................... 4: 56Mammillaria pseudopectinata [Turbinicarpus]................... 4: 15Mammillaria pseudorekoi.................................................... 4: 56Mammillaria pseudoscrippsiana [scrippsiana] .........4: 56; 5: 20Mammillaria pseudosimplex................................................ 4: 56Mammillaria puberula....................................................4: 56-58Mammillaria pubispina........................................................ 4: 58Mammillaria pulchra........................................................... 4: 58Mammillaria pullihamata .................................................... 4: 58Mammillaria pycnacantha [Coryphantha] .................... 3: 71, 79Mammillaria pygmaea....................................................4: 58-59Mammillaria pyrrhocephala......................................3: 77; 4: 59Mammillaria pyrrhocephala Schum. non Scheidw. [confusa]1: 127

Mammillaria pyrrhochracantha .......................................... 4: 59Mammillaria quadrispina [polythele]........................3: 76; 4: 59Mammillaria queretarica [infernillensis] ............................ 4: 59Mammillaria quevedoi......................................................... 4: 59Mammillaria radiaissima [baumii]..........................1: 113; 4: 59Mammillaria radians [Coryphantha] ..........3: 79; 15: 54, 61, 63Mammillaria radula [rhodantha] ........................................ 3: 75Mammillaria rekoi ............................................................... 4: 60Mammillaria rekoiana n.inval. [rekoi] ................................ 4: 60Mammillaria reppenhagenii .......................................... 4: 60, 61Mammillaria rettigiana..........................................4: 60; 25: 188Mammillaria retusa [Coryphantha]..................................... 3: 79Mammillaria rhaphidacantha [Coryphantha clavata] ........ 3: 79Mammillaria rhodantha...........................1: 120; 3: 71, 75; 4: 62Mammillaria rhodantha var. droegeana.............................. 2: 69Mammillaria ritteriana ........................................................ 4: 62Mammillaria robusta [rhodantha]....................................... 3: 71Mammillaria rosea............................................................... 4: 63Mammillaria roseana [poselgeri]........................................ 4: 53Mammillaria rosensis .......................................................... 4: 63Mammillaria roseoalba .........................................4: 63; 27: 130Mammillaria roseocentra .................................................... 4: 63Mammillaria rossiana.......................................................... 4: 64Mammillaria rowleyi ........................................................... 4: 64Mammillaria rubida............................................................. 4: 64Mammillaria rubrograndis .................................................. 4: 64Mammillaria ruestii ............................................................. 4: 64Mammillaria rufocrocea [elongata] .................................... 3: 78Mammillaria runyonii [melanocentra] ......................3: 61; 4: 64Mammillaria rutila ....................................................3: 71; 4: 64Mammillaria saboae ............................................................ 5: 17Mammillaria saboae var. goldii.................................2: 81; 5: 17Mammillaria saboae fa. haudeana ...................................... 5: 17Mammillaria saetigera......................................................... 5: 17Mammillaria saetigera var. quadricentralis [formosa]....... 5: 17Mammillaria saffordii [carretii] ..............................1: 123; 5: 17Mammillaria saint-pieana ................................................... 5: 17Mammillaria san-angelensis [elegans var. dealbata] 2: 65; 5: 17Mammillaria sanluisensis .................................................... 5: 18Mammillaria santaclarensis ................................................ 5: 18Mammillaria sartorii ........................................................... 5: 18Mammillaria saxatilis .......................................................... 5: 18Mammillaria scheeri [Coryphantha] .........................17: i, 16-17Mammillaria scheidweileriana ..................................3: 72; 5: 18Mammillaria schelhasii .............................................3: 72; 5: 19Mammillaria schiedeana .....................................3: 71, 74; 5: 19Mammillaria schiedeana var. dumetorum ...............5: 19; 15: 74Mammillaria schieleana [picta]........................................... 5: 19Mammillaria schlechtendalii [Coryphantha clava var.] 3: 71, 79Mammillaria schmollii [discolor]........................................ 5: 19

Mammillaria schmuckeri ..................................................... 5: 19Mammillaria schumannii.........................................5: 19; 24: 79Mammillaria schwarzii ....................................5: 19, 20; 25: 188Mammillaria scrippsiana...............................5: 20; 27: 130, 133Mammillaria scrippsiana var. armeria............................ 27: 130Mammillaria scrippsiana var. autlanensis .......................... 5: 20Mammillaria scrippsiana var. rooksbyana.......................... 5: 20Mammillaria seemannii ....................................................... 5: 20Mammillaria seideliana..................................................5: 20-21Mammillaria seitziana ...................................1: 126; 3: 77; 5: 21Mammillaria sempervivi ..............3: 76; 5: 21; 15: 54, 59, 61, 63Mammillaria sempervivi var. tetracantha [sempervivi]..... 15: 63Mammillaria senilis ............................................................. 5: 21Mammillaria senilis var. diguetii......................................... 2: 66Mammillaria setispina ....................................................5: 21-22Mammillaria setosa ............................................................. 3: 76Mammillaria sheldonii......................................................... 5: 22Mammillaria shurlyi [schwarzii] ......................................... 5: 22Mammillaria simplex [mammillaris] .............3: 59; 5: 22; 15: 59Mammillaria sinistrohamata .................................5: 22; 25: 188Mammillaria slevinii................................................1: 106; 5: 22Mammillaria soehlemannii [columbiana]................1: 125; 5: 22Mammillaria solisii.............................................................. 4: 60Mammillaria solisioides....................................................... 5: 23Mammillaria sonorensis .................................................5: 23-24Mammillaria sonorensis var. gentryi [sonorensis] .............. 5: 23Mammillaria sonorensis var. longispina [sonorensis] ........ 5: 23Mammillaria sororia............................................................ 5: 24Mammillaria spectabilis ...................................................... 5: 24Mammillaria sphacelata .......................................3: 78; 5: 24-25Mammillaria sphaerica........................................................ 5: 25Mammillaria sphaeroidea.................................................... 5: 25Mammillaria sphaerotricha [candida] ................................ 3: 74Mammillaria spinosissima................................................... 5: 25Mammillaria spinosissima var. flavida................................ 5: 25Mammillaria spinosissima var. sanguinea .......................... 5: 25Mammillaria spiraeformis ................................................... 5: 25Mammillaria splendens........................................................ 5: 26Mammillaria stampferi ........................................................ 5: 26Mammillaria standleyi.............................................1: 121; 5: 26Mammillaria stella-aurata [elongata] ................................. 3: 78Mammillaria stella-de-tacubaya [tacubayensis] ............5: 26-27Mammillaria stenocephala [polythele]................................ 3: 76Mammillaria stipitata [Coryphantha] ................................. 3: 79Mammillaria strobiliformis [Neolloydia conoidea]............. 4: 13Mammillaria strobilina........................................................ 5: 27Mammillaria stueberi........................................................... 5: 27Mammillaria subangularis [compressa]................ 15: 53, 54, 63Mammillaria subcrocea [elongata] .............3: 78; 15: 53, 61, 63Mammillaria subdurispina .................................................. 5: 27

Mammillaria subechinata [elongata] .................................. 3: 78Mammillaria subpolyedra..........................................3: 77; 5: 27Mammillaria subtilis............................................................ 5: 27Mammillaria subulifera ....................................................... 5: 27Mammillaria sulcolanata [Coryphantha]............................ 3: 79Mammillaria superfina [pseudoperbella]............................ 5: 28Mammillaria supertexta....................................................... 5: 28Mammillaria surculosa........................................................ 5: 28Mammillaria swinglei ..............................................1: 106; 5: 28Mammillaria tacubayensis................................................... 5: 28Mammillaria tamayonis [columbiana] ....................1: 125; 5: 28Mammillaria taylori n.nud. [beneckei] ................................ 5: 28Mammillaria tayloriorum .............................................. 5: 28, 29Mammillaria tegelbergiana ............................................5: 28-29Mammillaria tenampensis [sartorii].............................. 5: 18, 29Mammillaria tentaculata ..................................................... 3: 71Mammillaria tenuis [elongata]..3: 78; 15: 53, 54, 59, 60, 61, 63Mammillaria tenuis var. media [elongata] .................. 15: 54, 63Mammillaria tesopacensis ................................................... 5: 29Mammillaria tesopacensis var. rubriflora ........................... 5: 29Mammillaria tesopacensis var. papasquiarensis [wagneriana]5: 30Mammillaria tetracantha [obconella].................................. 5: 30Mammillaria tetrancistra................................................5: 30-31Mammillaria tezontle....................................................... 25: 188Mammillaria theresae.................................................... 5: 30, 31Mammillaria thornberi ........................................................ 5: 31Mammillaria tiegeliana ....................................................... 5: 31Mammillaria tolimensis ....................................................... 5: 31Mammillaria tomentosa....................................................... 5: 31Mammillaria tonalensis ................................................. 5: 31, 32Mammillaria triacantha [compressa].................... 15: 54, 61, 63Mammillaria trichacantha................................................... 5: 32Mammillaria uberiformis.....................................3: 56, 73; 5: 32Mammillaria umbrina.................................................... 5: 32, 35Mammillaria uncinata ..........................................3: 76; 5: 32-33Mammillaria unihamata ................................................ 5: 33, 37Mammillaria vagaspina....................................................... 5: 33Mammillaria valdeziana [Turbinicarpus]............................ 4: 14Mammillaria variabilis ........................................................ 5: 33Mammillaria varieaculeata ................................................. 5: 33Mammillaria vaupelii......................................................5: 33-34Mammillaria vaupelii var. flavispina................................... 5: 34Mammillaria velthuisiana.................................................... 5: 34Mammillaria venusta [schumannii] ..................................... 5: 19Mammillaria verhaertiana................................................... 5: 34Mammillaria versicolor [magnimamma]....................... 3: 71, 77Mammillaria vetula..............................................3: 71, 72; 5: 34Mammillaria viereckii..........................................4: 49; 5: 34, 35Mammillaria villifera [polyedra]......................................... 3: 76Mammillaria viperina .................................................... 5: 34, 35

Mammillaria virens [karwinskiana] .................................... 3: 77Mammillaria virginis ......................................................5: 34-35Mammillaria viridiflora............................................. 4: 43, 5: 35Mammillaria voburnensis .................................................... 5: 36Mammillaria vonwyssiana................................................... 5: 36Mammillaria wagneriana .................................................... 5: 36Mammillaria waltheri .......................................................... 5: 36Mammillaria webbiana..............................................3: 76; 5: 36Mammillaria wegeneri...............................................3: 74; 5: 36Mammillaria weingartiana ...............................5: 36-37; 25: 188Mammillaria wiesingeri....................................................... 5: 37Mammillaria wilcoxii........................................................... 5: 38Mammillaria wildii .......................................3: 72; 5:38; 25: 188Mammillaria winterae ....................................................5: 38-39Mammillaria woodsii........................................................... 5: 39Mammillaria wrightii................................................5: 38, 39-40Mammillaria wrightii fa. wolfii ..................................... 5: 39, 40Mammillaria wrightii var. wrightii................................ 5: 38, 39Mammillaria wuthenauiana................................................. 5: 40Mammillaria xaltianguensis ................................................ 5: 40Mammillaria xanthina ......................................................... 5: 40Mammillaria xanthotricha................................................... 3: 77Mammillaria yaquensis.................................................. 5: 31, 40Mammillaria yucatanensis................................................... 5: 40Mammillaria zacatecasensis.............................5: 40-41; 25: 188Mammillaria zahniana [winterae] ................................. 5: 39, 41Mammillaria zapilotensis [guerreronis]....................2: 85; 5: 42Mammillaria zeilmanniana....................................5: 42; 25: 188Mammillaria zephyranthoides .........................2: 89; 3: 72; 5: 42Mammillaria zephyranthoides var. queretaroensis n.nud. .. 5: 42Mammillaria zeyeriana........................................................ 5: 42Mammillaria zuccariniana............................................. 5: 42, 43Mammillaria ‘Birmandreis’............................................... 1: 116MammilloydiaMammilloydia [Mammillaria] ............................................. 8: 94Mammilloydia candida [Mammillaria].............................. 1: 121Mandragora autumnalis .......................................................... 19: 27, 31MapsAfrica & Madagascar: Delosperma distribution................ 26: 58Africa, north-east & Arabia: Echidnopsis distribution6: 11, 16, 26, 36Africa, north-east & Arabia: Delosperma distribution ...... 26: 60Africa, northern, c.117 AD: King Juba II residences ........ 19: 12Africa, southern: Adenia distribution............................20: 68-73Africa, southern: Aloe dichotoma distribution................... 23: 19Africa, southern: Aloinopsis distribution ........................... 24: 20Africa, southern: Argyroderma distribution ...................... 24: 21Africa, southern: Conophytum distribution9: 94; 22: 28; 24: 20, 21Africa, southern: Delosperma distribution ...................... 23: 115Africa, southern: Dinteranthus distribution...........22: 28; 24: 22Africa, southern: Drosanthemum distribution ..........25: 166-174

Africa, southern: Fenestraria distribution ......................... 24: 22Africa, southern: Frithia distribution................................. 24: 23Africa, southern: Gerardanthus distribution...................... 17: 99Africa, southern: Gibbaeum distribution ........................... 24: 23Africa, southern: Kalanchoe paniculata distribution......... 21: 22Africa, southern: Lithops distribution....................22: 27; 24: 24Africa, southern: Psammophora distribution..................... 24: 24Africa, southern: rainfall.................................................... 24: 26Africa, southern: Ruschia distribution ............................... 17: 39Africa, southern: Tanquana distribution............................ 24: 25Africa, southern: Titanopsis distribution ........................... 24: 25Africa, southern: Vanheerdia distribution ......................... 24: 26Africa & SW Asia: Caralluma edulis distribution .............. 7: 67Angola/Namibia border, Kunene River valley, Epupa Falls17: 104Arabia Felix: Caralluma hexagona distribution.................. 5: 90Bolivia, epiphytic cacti diversity ....................................... 18: 23Bolivia, Epiphyllum phyllanthus distribution ...................... 18: 7Bolivia, Lepismium diversity ............................................. 18: 24Bolivia, Lepismium asuntapatense distribution................. 18: 14Bolivia, Lepismium bolivianum distribution...................... 18: 13Bolivia, Lepismium crenatum distribution......................... 18: 12Bolivia, Lepismium ianthothele distribution...................... 18: 10Bolivia, Lepismium incachacanum distribution ................ 18: 16Bolivia, Lepismium lorentzianum distribution................... 18: 15Bolivia, Lepismium lumbricoides distribution................... 18: 16Bolivia, Lepismium monacanthum distribution ................. 18: 11Bolivia, Lepismium paranganiense distribution................ 18: 12Bolivia, Pseudorhipsalis ramulosa distribution .................. 18: 9Bolivia, Rhipsalis diversity................................................ 18: 23Bolivia, Rhipsalis baccifera distribution ........................... 18: 20Bolivia, Rhipsalis cereuscula distribution ......................... 18: 20Bolivia, Rhipsalis cuneata distribution.............................. 18: 19Bolivia, Rhipsalis floccosa distribution ............................. 18: 17Bolivia, Rhipsalis goebeliana distribution......................... 18: 19Bolivia, Selenicereus setaceus distribution.......................... 18: 6Brazil, Bahia & Goiás: Discocactus distribution............... 23: 45Brazil, eastern, Melocactus distribution....... 9: 29, 36, 48, 59, 70Brazil, eastern, Opuntia werneri distribution .................... 10: 91Brazil, Minas Gerais: Cipocereus distribution................... 21: 41Brazil, Rio Grande do Sul & Uruguay: Notocactus collection sites 4: 96Caribbean: Novae Hispaniae (1725).................................. 20: 84Chile, northern: Eriosyce distribution.................................. 22: 8Europe & N Africa: Caralluma distribution........................ 5: 79Madagascar: Pachypodium distribution........................... 16: 101Mediterranean: Sedum stellatum distribution .................. 11: 108Mesoamerica: Agave hurteri distribution .......................... 22: 17Mesoamerica: Agave wercklei distribution........................ 20: 46Mexico: Echinocereus palmeri distribution......................... 22: 6Mexico: Ehrenberg localities in Beitrag zur Geschichte einiger mexicanischerCacteen, with gazetteer...................................................3: 94-95

Mexico: Mammillaria ser. Stylothelae sensu Hunt distribution25: 191Mexico: Pelecyphora strobiliformis distribution............. 24: 113Mexico: Turbincarpus mandragora distribution............... 19: 21Mexico & USA: Ariocarpus fissuratus distribution ............ 7: 86Mexico & USA: Neolloydia conoidea distribution ............... 4: 4Mexico & USA: Thelocactus distribution ......... 5: 60, 63, 65, 73Mexico & USA: Turbinicarpus distribution.................. 4: 16, 21Morocco: Euphorbia resinifera distribution...................... 19: 11Namibia: Psammophora distribution................................. 14: 45Namibia & South Africa: Amphibolia distribution............ 16: 47Namibia & South Africa: Eberlanzia distribution............. 16: 47Namibia & South Africa: Lampranthus distribution ......... 19: 88Namibia & South Africa: Ruschia distribution.................. 14: 46Namibia & South Africa: Stoeberia distribution ............... 14: 54Nepal: Caralluma staintonii distribution............................. 7: 64Netherlands Antilles, Aruba............................................... 20: 30Netherlands Antilles, Curaçao ........................................... 23: 80Netherlands Antilles, Curaçao: Melocactus distribution ... 23: 88Oman: Caralluma distribution............................... 11: 52, 53, 54Peru: Austrocylindropuntia lagopus distribution............... 21: 91Peru: Haageocereus distribution..25: 48, 68, 78-79, 81, 112-113Réunion: Obetia ficifolia distribution ................................ 22: 45South Africa: Acrodon distribution.................................... 14: 33South Africa: naturalised Agave wercklei distribution ...... 20: 47South Africa: Aloe craibii distribution .............................. 21: 25South Africa: Aloe greatheadii var. davyana distribution. 19: 56South Africa: Aloe pillansii distribution.............................. 16: 2South Africa: Arenifera distribution .................................. 14: 38South Africa: Argyroderma distribution............................ 22: 29South Africa: asbestos fields.............................................. 11: 87South Africa: Cheiridopsis distribution............................. 11: 76South Africa: Cotyledon eliseae & Tylecodon tribblei distribution 15: 68South Africa: Didymaotus lapidiformis distribution.......... 22: 29South Africa: Drosanthemum subg. Speciosa distribution26: 101South Africa: Ebracteola distribution................................ 14: 40South Africa: Gasteria glomerata distribution.................. 9: 101South Africa: Odontophorus distribution .......................... 11: 78South Africa: Piaranthus distribution12: 59, 69, 73, 76, 83, 91, 93South Africa: Pleiospilos distribution................................ 22: 30South Africa: Polymita distribution................................... 14: 42South Africa: Ruschia acutangula distribution.................. 20: 18South Africa: Tanquana hilmarii distribution ................... 22: 30South Africa: Vanheerdea distribution .............................. 10: 14South Africa, Eastern Cape: Agave distribution ...........26: 35-39South Africa, Mpumalanga: Haworthia limifolia var. arcana distribution 19:117South America, Frailea distribution........................ 24: 120, 126South & Central America & Caribbean, Melocactus distribution9: 70Spain: Caralluma europea & munbyana distribution.......... 5: 84Spain, Islas Canarias: Monanthes distribution10: 68, 69, 71, 72, 74, 75, 77, 79

Uruguay: Parodia allosiphon distribution......................... 25: 39USA, Arizona: Ferocactus emoryi distribution........... 23: 34, 35USA, Florida Keys: Pilosocereus robinii distribution....... 14: 58MarenopuntiaMarenopuntia [Opuntia]...................................................... 8: 88Marenopuntia marenae [Grusonia]................................. 18: 118MarginatocereusMarginatocereus [Pachycereus].......................................... 8: 93Marginatocereus marginatus [Pachycereus]..................... 27: 60MaritimocereusMaritimocereus [Haageocereus] ......................................... 8: 90MarlothistellaMarlothistella..................................................13: 82-87; 25: 181Marlothistella stenophylla comb.n. ..............................13: 82-87Marlothistella uniondalensis [stenophylla]13: 82-87; 27: 100, 109MarnieraMarniera [Selenicereus] ...................................................... 8: 89Marniera chrysocardium [Selenicereus] ...................7: 93; 9: 91MarshallocereusMarshallocereus [Stenocereus] ........................................... 8: 93MatucanaMatucana [infrag. Oreocereus] ........................................... 8: 91Matucana haynei × Oroya borchersii.................................. 12: 6Matucana hystrix × Oreocereus ritteri ................................ 12: 6×Maturoya× Maturoya [Matucana × Oroya] ........................................ 12: 6MediocactusMediocactus [Selenicereus]. ...........................................7: 91-92Mediocactus [infrag. Heliocereus]....................................... 8: 89Mediocactus coccineus.[Selenicereus setaceus].............7: 91-92MediolobiviaMediolobivia classification. ............................................... 8: 103Mediolobivia [infrag. Rebutia]............................................. 8: 91MelocactinaeMelocactinae, as subtribe of Notocacteae ........................... 7: 31MelocactusMelocactus .................................................24: 80; 26: 15; 27: 39Melocactus, annotated dictionary entry .....................4: 71; 8: 90Melocactus chromosomes.................................................21: 1-6Melocactus circumscription.................................6: 92; 7: 16, 34Melocactus classification................................................9: 17-20Melocactus earliest description.................................... 11: 71, 74Melocactus ethnobotany ........................................................ 9: 3Melocactus history................................................................. 9: 2Melocactus fruit morphology............................................... 7: 25Melocactus of Netherlands Antilles............ 20: 29-44; 23: 79-96Melocactus reproductive biology................................9: 4, 16-17Melocactus seed morphology ....................................9: 3-4, 5-15Melocactus acispinosus [bahiensis fa. acispinosus]............ 9: 28Melocactus actinacanthus [matanzanus]............................. 9: 77

Melocactus acunae [harlowii] ............................................. 9: 78Melocactus acunae ssp. lagunaensis [harlowii] .................. 9: 78Melocactus Σalbicephalus [ernestii Σ glaucescens]6: 94, 97; 21: 3; 26: 5, 6, 16Melocactus amethystinus [bahiensis ssp. amethystinus]6: 94; 9: 30Melocactus ammotrophus [bahiensis ssp. amethystinus]6: 94; 9: 30Melocactus amoenus [intortus]............................................ 9: 78Melocactus amstutziae [peruvianus].................................... 9: 67Melocactus andinus sp.n.............9: 13, 21, 63-64, 65, 70; 27: 41Melocactus antonii [intortus]............................................... 9: 78Melocactus arcuatispinus [zehntneri]............................ 9: 45, 49Melocactus axiniphorus [concinnus] ................................... 9: 52Melocactus azulensis [ernestii fa.].............................6: 95; 9: 26Melocactus azureus..............................................6: 96, 21; 9: 37Melocactus azureus var. krainzianus stat.n. [azureus]6: 94; 9: 37, 42Melocactus azureus ssp. azureus ................... 9: 8, 36, 37, 40, 42Melocactus azureus ssp. ferreophilus comb.& stat.n.6: 94; 9: 8, 36, 37, 40Melocactus azureus var. krainzianus stat.n. ........................ 6: 94Melocactus bahiensis6: 94; 9: 21, 27, 28, 38; 15: 87, 89, 92, 93, 94, 97Melocactus bahiensis ssp. amethystinus comb.& stat.n.9: 7, 27, 28, 30, 38; 21:3Melocactus bahiensis ssp. bahiensis.....................9: 7, 27-28, 29Melocactus bahiensis ssp. bahiensis fa. acispinosus comb.& stat.n. 9: 27, 28,30Melocactus bahiensis ssp. bahiensis fa. bahiensis......... 9: 27, 35Melocactus bahiensis ssp. bahiensis fa. inconcinnus comb.& stat.n. 9: 27, 30,35Melocactus barbarensis [stramineus].................9: 77; 20: 29-37Melocactus barbarensis × ×bozsingianus.......................... 20: 36Melocactus bellavistensis............................9: 21, 66(LT), 68, 70Melocactus bellavistensis ssp. bellavistensis................. 9: 13, 66Melocactus bellavistensis ssp. onychacanthus comb.& stat.n.9: 66Melocactus borhidii [harlowii]............................................ 9: 78Melocactus ×bozsingianus [curvispinus ssp. koolwijkianus × stramineus] 9:75, 77; 20: 30-37, 41, 42; 23: 81, 89Melocactus ×bozsingianus × laui ...................................... 20: 36Melocactus brederooianus................................................... 9: 28Melocactus broadwayi..................................9: 78; 20: 86-87, 95Melocactus caesius .............................................................. 9: 75Melocactus canescens [zehntneri] .............................6: 98; 9: 45Melocactus canescens var. montealtoi [zehntneri] .............. 9: 45Melocactus caroli-linnaei nom.nov..........................9: 15, 78-79Melocactus citrispinus nom.n. [macracanthos]9: 77; 20: 30; 23: 80, 83-87, 92,95Melocactus communis [intortus]................................6: 92; 9: 78Melocactus concinnus6: 95; 7: 23; 9: 10, 21, 43, 46, 48, 52-54; 21: 3Melocactus concinnus × M. glaucescens....7: 23; 9: 43, 52; 26:7Melocactus concinnus × M. oreas ssp. cremnophilus ......... 9: 52Melocactus concinnus × paucispinus .................................. 26: 7Melocactus concinnus × zehntneri....................................... 26: 7Melocactus conoideus...... 6: 94; 9: 7, 21, 27, 29, 30-32; 21: 3, 5

Melocactus coronatus [intortus].......................................... 9: 78Melocactus crassicostatus [curvispinus] ............................. 9: 71Melocactus cremnophilus [oreas ssp. cremnophilus] 6: 95; 9: 21Melocactus curvicornis [zehntneri] ...........................6: 98; 9: 45Melocactus curvispinus................................9: 21, 71; 20: 36, 41Melocactus curvispinus ssp. caesius comb.& stat.n.9: 14, 69, 70, 73Melocactus curvispinus ssp. caesius fa. caesius stat.n. .9: 74-76Melocactus curvispinus ssp. caesius fa. lobelii comb.& stat.n.9: 71, 76-77; 14:64; 20: 36Melocactus curvispinus ssp. curvispinus 9: 14, 70, 72-75; 10: 27Melocactus curvispinus ssp. dawsonii comb.& stat.n.9: 14, 70, 73, 77Melocactus curvispinus ssp. koolwijkianus stat.n.20: 30-37, 38, 42; 23: 83Melocactus curvispinus ssp. koolwijkianus × stramineus [×bozsingianus]9: 75,77; 20: 30-36Melocactus dawsonii [curvispinus ssp. dawsonii]............... 9: 77Melocactus deinacanthus [ernestii ssp. longicarpus]9: 8, 21, 32, 33, 36, 39Melocactus deinacanthus ssp. florschuetzianus stat.n.6: 94; 9: 27Melocactus deinacanthus ssp. longicarpus stat.n.6: 94, 96-97; 9: 26Melocactus deinacanthus ssp. longicarpus fa. mulequensis stat.n. 6: 94; 9: 27Melocactus delessertianus [curvispinus] ............................. 9: 71Melocactus depressus [violaceus]..............................6: 94; 9: 54Melocactus diersianus [levitestatus]..........................6: 94; 9: 33Melocactus diersianus fa. diersianus................................... 6: 97Melocactus diersianus fa. rubrispinus stat.n. [levitestatus]6: 94, 97; 9: 33Melocactus douradaensis [zehntneri]............................ 9: 45, 49Melocactus ernestii 6: 95, 26; 15: 87, 89, 92, 93, 94, 97; 26: 5, 6Melocactus ernestii fa. azulensis .....................6: 95; 9: 26; 21: 3Melocactus ernestii ssp. ernestii6: 95; 9: 6, 22, 25, 26, 34; 21: 3, 4; 24: 54, 57,58-59Melocactus ernestii ssp. ernestii × glaucescens .................. 26: 7Melocactus ernestii ssp. ernestii × salvadorensis................ 26: 7Melocactus ernestii ssp. ernestii × zehntneri....................... 26: 7Melocactus ernestii ssp. ernestii fa. azulensis stat.n...... 6: 95, 96Melocactus ernestii fa. erythracanthus............6: 95; 9: 26; 21: 3Melocactus ernestii ssp. longicarpus comb.n. 9: 6, 22, 26-27, 35Melocactus ernestii Σ M. glaucescens [Σalbicephalus]9: 52; 26: 5Melocactus ernestii × M. zehntneri................................ 9: 26, 28Melocactus erythracanthus [ernestii fa.] ...................6: 95; 9: 26Melocactus estevesii................................................. 9: 21, 62, 70Melocactus evae [harlowii].................................................. 9: 78Melocactus evertzianus [stramineus]................................. 20: 36Melocactus extensus [stramineus] ..................................... 20: 36Melocactus ferreophilus.........................................6: 94; 9: 8, 40Melocactus ferreophilus × zehntneri ................................... 26: 7Melocactus flerus [stramineus].......................................... 20: 37Melocactus flavus n.fals. in sched. [flexus = stramineus]..20: 36Melocactus flexus [stramineus].......................................... 20: 36Melocactus florschuetzianus [ernestii ssp. longicarpus]6: 94; 9: 27Melocactus fortalezensis [peruvianus] ........................ 9: 67(NT)Melocactus glaucescens...............................7: 23; 9: 21; 26: 5, 6

Melocactus giganteus [zehntneri]..............................6: 94; 9: 45Melocactus glaucescens........................9: 9, 43, 48, 51-52; 21: 3Melocactus glauxianus [bahiensis ssp. amethystinus]6: 94; 9: 30Melocactus goniodacanthus................................................. 9: 57Melocactus griseoloviridis [bahiensis ssp. amethystinus]6: 94; 9: 30Melocactus gruberi nom.n. [andinus].................................. 9: 63Melocactus guaricensis [neryi]............................................ 9: 58Melocactus guatemalensis [curvispinus] ............................. 9: 71Melocactus guitartii [curvispinus]....................................... 9: 71Melocactus harlowii....................................................... 9: 15, 78Melocactus huallancaensis [peruvianus]......................9: 67(LT)Melocactus humilis [curvispinus fa. caesius] ...................... 9: 75Melocactus helvolilanatus [zehntneri]................................. 9: 45Melocactus holguinensis [curvispinus]................................ 9: 71Melocactus horridus ............................................6: 95; 9: 26, 28Melocactus inclinatus sp.n. [macracanthos]13: 13-17; 20: 30; 23: 80-81, 83-87, 94, 95Melocactus inconcinnus [bahiensis fa. inconcinnus]........... 6: 95Melocactus inconcinnus var. brederooianus ....................... 9: 28Melocactus incurvus [curvispinus ssp. koolwijkianus]...... 20: 38Melocactus interpositus [ernestii]........................................ 9: 26Melocactus intortus2: 40, 44; 7: 1-12; 9: 15, 78; 10: 27-28; 14: 80; 20: 87, 96Melocactus intortus var. antonii [intortus] .......................... 9: 78Melocactus jakusii [curvispinus] ......................................... 9: 71Melocactus jansenianus [peruvianus].......................... 9: 66(NT)Melocactus koolwijkianus [curvispinus ssp.]. 20: 36, 38, 41(HT)Melocactus krainzianus [azureus] ................................. 9: 37, 42Melocactus lanssensianus........................6: 95; 9: 21, 48, 49, 51Melocactus laui [curvispinus ssp. koolwijkianus]..20: 30-36, 38Melocactus lemairei.....................2: 40, 45; 9: 15, 78; 20: 87, 97Melocactus lensselinkianus [bahiensis ssp. amethystinus]6: 94; 9: 30Melocactus levitestatus [levitestatus]6: 94, 97; 9: 7, 21, 32, 33, 36, 39Melocactus limis [stramineus] ........................................... 20: 36Melocactus lobelii [curvispinus ssp. caesius fa.]..........14: 64-65Melocactus loboguerreroi [curvispinus].............................. 9: 71Melocactus longicarpus [ernestii ssp. longicarpus]..6: 94; 9: 26Melocactus longispinus [ernestii]..............................6: 95; 9: 26Melocactus macracanthos9: 14, 75, 77; 13: 13-16; 20: 29-38, 40, 41; 23: 80,83-90, 91(NT)-94Melocactus macrodiscus [zehntneri] .......... 6: 95; 9: 45 (LT), 50Melocactus macrodiscus var. minor [violaceus ssp. ritteri] 9: 57Melocactus margaritaceus nom.n........................................ 9: 57Melocactus matanzanus...................................9: 59, 77; 27: 144Melocactus maxonii [curvispinus] ....................................... 9: 71Melocactus maxonii var. sanctae-rosae [curvispinus]......... 9: 71Melocactus mazelianus .................................9: 12, 21, 62-63, 70Melocactus melocactoides ................................................... 9: 54Melocactus melocactus nom.illeg. [caroli-linnaei] ............. 9: 78Melocactus microcephalus [curvispinus] .................... 20: 41, 43Melocactus montanus [ernestii ssp. longicarpus]......6: 95; 9: 27

Melocactus mulequensis [ernestii ssp. longicarpus].6: 94; 9: 27Melocactus nagyi [harlowii]................................................ 9: 78Melocactus neomontanus [ernestii ssp. longicarpus].......... 9: 27Melocactus neryi............ 6: 95; 9: 21, 47, 58-60; 10: 27; 27: 130Melocactus nitidus [ernestii]......................................6: 95; 9: 26Melocactus oaxacensis [curvispinus] .................................. 9: 71Melocactus obliquus [curvispinus ssp. koolwijkianus]...... 20: 38Melocactus obtusipetalus [curvispinus]............................... 9: 71Melocactus onychacanthus [bellavistensis ssp. onychacanthus]9: 66Melocactus onychacanthus var. albescens [bellavistensis ssp. onychacanthus].............................................................................................. 9: 66Melocactus onychacanthus var. conicus [bellavistensis ssp. onychacanthus].............................................................................................. 9: 66Melocactus oreas ............................................................9: 23-24Melocactus oreas ssp/var. bahiensis [oreas] ................. 9: 24, 27Melocactus oreas ssp. cremnophilus stat.n.6: 95; 9: 6, 22, 23, 24; 21: 3, 5Melocactus oreas ssp. cremnophilus × concinnus............... 26: 7Melocactus oreas ssp. cremnophilus × paucispinus............ 26: 7Melocactus oreas ssp. cremnophilus fa. erythracanthus stat.n. ..[ernestii]...............................................................6: 95, 97; 9: 26Melocactus oreas ssp. ernestii stat.n. [ernestii].........6: 95; 9: 26Melocactus oreas ssp. ernestii fa. azulensis stat.n. [ernestii]6: 95, 96; 9: 26Melocactus oreas ssp. oreas ................9: 6, 22, 23, 24, 25; 21: 3Melocactus oreas ssp. oreas × salvadorensis...................... 26: 7Melocactus oreas ssp. oreas var. longispinus stat.n. [ernestii]6: 95; 9: 26Melocactus oreas ssp. rubrisaetosus stat.n. [oreas] ...... 6: 95, 97Melocactus oreas var. submunitis [oreas] ........................... 9: 24Melocactus pachyacanthus ............6: 95, 97; 7: 36, 9: 21, 40, 41Melocactus pachyacanthus ssp. pachyacanthus.................. 9: 36Melocactus pachyacanthus ssp. pachyacanthus × zehntneri26: 7Melocactus pachyacanthus ssp. viridis ssp.n..9: 9, 36, 40-41, 42Melocactus paucispinus9: 10, 21, 46, 48, 54; 21: 3, 4, 5; 24: 47; 27: 39, 40Melocactus pentacentrus [violaceus ssp. margaritaceus] ... 9: 57Melocactus peruvianus ............................9: 13, 21, 66-67, 69-71Melocactus peruvianus var. amstutziae [peruvianus].......... 9: 67Melocactus peruvianus var. canetensis [peruvianus] ...9: 67(LT)Melocactus peruvianus var. lurinensis [peruvianus]....9: 67(LT)Melocactus pruinosus [concinnus × glaucescens]6: 95, 97; 9: 52Melocactus pruinosus × oreas ssp. cremnophilus fa. erythracanthus[×albicephalus] .................................................................... 6: 94Melocactus pruinosus var. concinnus........................6: 95; 9: 52Melocactus radoczii [harlowii]............................................ 9: 78Melocactus rectiusculus [stramineus]................................ 20: 36Melocactus reticulatus [stramineus].................................. 20: 37Melocactus reversus [stramineus] ..................................... 20: 36Melocactus robustispinus [concinnus].................6: 98; 9: 52, 53Melocactus roraimensis [smithii] ....................................... 9: 60Melocactus rubrisaetosus [oreas]..............................6: 95; 9: 24Melocactus rubrispinus [levitestatus]........................6: 94; 9: 33Melocactus ruestii [curvispinus].......................................... 9: 71

Melocactus ruestii ssp. cintalapensis [curvispinus] ............ 9: 71Melocactus ruestii ssp. maxonii [curvispinus]..................... 9: 71Melocactus ruestii ssp. oaxacensis [curvispinus] ................ 9: 71Melocactus ruestii ssp. sanctae-rosae [curvispinus] ........... 9: 71Melocactus salvador [curvispinus]...................................... 9: 71Melocactus salvadorensis ..............9: 7, 21, 39, 41, 44, 48; 21: 3Melocactus saxicola [zehntneri] ................................6: 95; 9: 45Melocactus schatzlii..................................... 9: 12, 21, 63, 65, 70Melocactus schulzianus [neryi]............................................ 9: 58Melocactus securituberculatus [levitestatus].............6: 95; 9: 33Melocactus smithii ......................9: 12, 21, 47, 59, 60-61; 10: 27Melocactus stramineus20: i, iv, 32-36, 37(HT), 38, 39, 41, 42; 23: 81, 83, 89,94Melocactus trujilloensis [peruvianus].................................. 9: 67Melocactus trujilloensis var. schoenii [peruvianus] ............ 9: 67Melocactus uebelmannii [levitestatus].......................6: 98; 9: 33Melocactus unguispinus [peruvianus] ......................... 9: 67(NT)Melocactus violaceus......................... 6: 98; 9: 21, 54-55; 27: 39Melocactus violaceus ssp. margaritaceus ssp.n.9: 11, 21, 47, 48, 55, 57-58,59; 21: 3Melocactus violaceus ssp. ritteri nom.n. ..... 9: 11, 48, 55, 57, 59Melocactus violaceus ssp. violaceus.............9: 11, 48, 55-56, 59Melocactus warasii [levitestatus] ...................6: 96-97, 98; 9: 33Melocactus zehntneri9: 9-10, 18, 21, 42, 45, 48-49, 50, 59; 15: 87, 89, 93, 94-95, 97; 17: 76-83; 21: 3; 24: 47-48Melocactus zehntneri var. ananas [zehntneri]..................... 9: 45Melocactus zehntneri ssp. canescens stat.n. [zehntneri]6: 98; 9: 45Melocactus zehntneri var. curvicornis stat.n. ............6: 98; 9: 45Melocactus zehntneri ssp. robustispinus stat.n. [concinnus]6: 98; 9: 52, 53Melocactus zehntneri var. viridis [zehntneri] ...................... 9: 45×Mentophyllum×Mentophyllum n.inval. [×Gibbaeophyllum]..................... 11: 47×Mentophyllum marnieri [×Gibbaeophyllum]................... 11: 47MesembryanthemaMesembryanthema....................................27: 111-112, 115, 118MesembryanthemumMesembryanthemum ................................25: 2, 177; 27: 91, 124Mesembryanthemum infrag. Lofomorfi [Trichodiadema].. 27: 91Mesembryanthemum abruptum [Octopoma] ..................... 16: 72Mesembryanthemum abyssinicum [Delosperma]26: 42-43, 45, 57Mesembryanthemum abyssinicum Pax non Regel n.illeg. [Delospermaschimperi] .......................................................................... 26: 61Mesembryanthemum aculeatum [Ruschia spinosa]....17: 68(LT)Mesembryanthemum acutangulum [Ruschia]17: 41(LT); 20: 19(LT), 21Mesembryanthemum acutifolium [Drosanthemum]........... 18: 89Mesembryanthemum adscendens [Glottiphyllum longum] 11: 43Mesembryanthemum aduncum Haw. [Lampranthus curvifolius]17: 71Mesembryanthemum aduncum Jacq. non Haw. n.illeg. [Ruschia schollii] 17:66

Mesembryanthemum aduncum Willd. non Haw. n.illeg. [Ruschia willdenowii]............................................................................................ 17: 71Mesembryanthemum albicute [Ruschia bolusiae] ............. 17: 42Mesembryanthemum albiflorum [Drosanthemum]............ 18: 84Mesembryanthemum album [Oscularia]............................ 16: 75Mesembryanthemum altigenum [Ruschia]......................... 17: 41Mesembryanthemum amicorum [Ruschia] ........................ 17: 41Mesembryanthemum amplexum [Ruschia inclusa]............ 17: 53Mesembryanthemum ampliatum [Ruschia]........................ 17: 41Mesembryanthemum ampullaceum n.nud.................... 21: 31, 34Mesembryanthemum angustum [Glottiphyllum cruciatum]11: 39Mesembryanthemum angustum var. heterophyllum [Glottiphyllum depressum]............................................................................................ 11: 41Mesembryanthemum angustum var. heterophyllum [Glottiphyllum longum] 11:44Mesembryanthemum approximatum [Ruschia] ................. 17: 41Mesembryanthemum argenteum [Ruschiella].................. 23: 101Mesembryanthemum asperulum [Drosanthemum]18: 108(LT); 21: 117Mesembryanthemum aristulatum [Antimima]......17: 41; 19: 123Mesembryanthemum atratum [Ruschia]............................ 17: 41Mesembryanthemum attenuatum [Drosanthemum]..18: 101(LT)Mesembryanthemum axthelmianum [Ruschia].................. 17: 41Mesembryanthemum barbatum [Trichodiadema]..15: 13; 21: 95Mesembryanthemum barnardii [Ruschia] ..................17: 41(LT)Mesembryanthemum barwickii [Drosanthemum subcompressum] 18: 88Mesembryanthemum bellidiflorum [Acrodon]................... 14: 33Mesembryanthemum bidentatum [Glottiphyllum difforme]11: 41(NT)Mesembryanthemum bigibberatum [Glottiphyllum difforme]11: 42(NT)Mesembryanthemum bijliae [Ruschia] .............................. 17: 42Mesembryanthemum blandum var. curviflorum [Lampranthus curviflorus] 16:67Mesembryanthemum brachiatum [Phyllobolus nitidens]..18: 80Mesembryanthemum brachyphyllum n.nud. in sched. [Drosanthemumluederitzii].......................................................................... 18: 97Mesembryanthemum brakdamensis [Ruschia] .................. 17: 42Mesembryanthemum brevifolium [Drosanthemum] .......... 18: 96Mesembryanthemum bredai [Drosanthemum asperulum]21: 117Mesembryanthemum bulbosum [Trichodiadema intonsum]21: 95, 97, 103(NT)Mesembryanthemum bulletrapense sp.n................ 26: 29, 30, 31Mesembryanthemum caducum Klak n.illeg. [flavidum] .... 26: 31Mesembryanthemum calcicola [Ruschia]...................17: 44(LT)Mesembryanthemum calycinum [Drosanthemum] .....18: 93(LT)Mesembryanthemum campestre [Ruschia] ........................ 17: 44Mesembryanthemum candens [Drosanthemum].......18: 101(LT)Mesembryanthemum canescens....................................... 19: 123Mesembryanthemum canonotata [Ruschia]....................... 17: 44Mesembryanthemum capillare [Drosanthemum] .............. 18: 89Mesembryanthemum capillare var. acutifolium [Drosanthemum acutifolium]............................................................................................ 18: 89Mesembryanthemum capornii [Ruschia] ........................... 17: 44

Mesembryanthemum capornii fa. ferum [Ruschiella lunulata]17: 44; 23: 98,100, 101Mesembryanthemum capornii var. longifolium [Ruschiella lunulata] 17:44; 23: 98, 100, 101Mesembryanthemum caroli [Ruschia] ........................17: 44(LT)Mesembryanthemum caulescens [Oscularia] .............16: 75(LT)Mesembryanthemum cedarbergensis [Oscularia] ............. 16: 76Mesembryanthemum cinctum [Ruschia].....................17: 44(LT)Mesembryanthemum clausum [Eberlanzia]....................... 16: 59Mesembryanthemum cleistum [Eberlanzia sedoides]........ 16: 62Mesembryanthemum collinum [Drosanthemum]......18: 107(LT)Mesembryanthemum coloratum [Ruschia versicolor]....... 17: 71Mesembryanthemum compressum n.illeg. [Ruschia virgata]17: 71Mesembryanthemum comptonii [Oscularia]........16: 76; 21: 110Mesembryanthemum comptonii var. angustifolium [Oscularia comptonii] 21:108, 110Mesembryanthemum comptonii var. roseum [Oscularia comptonii] 16: 76; 21:110(LT)Mesembryanthemum congestum [Ruschia]........................ 17: 45Mesembryanthemum connatum [Octopoma] ..................... 16: 72Mesembryanthemum convexum [Ruschiella lunulata] .... 23: 101Mesembryanthemum copiosum [Oscularia] ...................... 16: 76Mesembryanthemum cradockense [Ruschia]..................... 17: 45Mesembryanthemum crassulifolium [Eberlanzia sedoides]16: 62Mesembryanthemum crassum [Ruschia] ........................... 17: 45Mesembryanthemum cruciatum [Glottiphyllum] ....... 11: 39(NT)Mesembryanthemum cultratum [Glottiphyllum longum]11: 43(LT)Mesembryanthemum cupulatum [Ruschia]........................ 17: 45Mesembryanthemum curtum [Ruschia] ............................. 17: 45Mesembryanthemum curviflorum [Lampranthus] ............. 16: 67Mesembryanthemum cymbifolium [Ruschia]..............17: 45(LT)Mesembryanthemum cymosum [Ruschia]...................17: 45(LT)Mesembryanthemum deceptum n.illeg. [Ruschia cymbifolia]17: 45Mesembryanthemum decorum [Trichodiadema] ............. 21: 103Mesembryanthemum decurrens [Ruschia]......................... 17: 46Mesembryanthemum deflectum [Ruschia decumbens] ...... 17: 46Mesembryanthemum dejagerae [Ruschia]......................... 17: 46Mesembryanthemum delicatulum [Drosanthemum]...18: 85(LT)Mesembryanthemum deltoides [Oscularia] ..................16: 76-77Mesembryanthemum deltoides var. γ [Oscularia caulescens]16: 75Mesembryanthemum deltoides var. majus [Oscularia major]16: 77(LT)Mesembryanthemum deltoides var. muricatum n.mend. [deltoides] 16: 76Mesembryanthemum deltoides var. simplex [Oscularia caulescens] 16: 75Mesembryanthemum deltoides var. pedunculatum [Oscularia pedunculatum].....................................................................................16: 78(LT)Mesembryanthemum densum [Trichodiadema]................. 26: 45Mesembryanthemum depressum [Glottiphyllum depressum]11: 40Mesembryanthemum depressum var. lividum [Glottiphyllum depressum] 11:40Mesembryanthemum dichroum [Ruschia] ......................... 17: 46

Mesembryanthemum dielsianum [Ruschia] ...........16: 84; 17: 46Mesembryanthemum difforme [Glottiphyllum]...........11: 41(LT)Mesembryanthemum dilatatum [Ruschia haworthii]......... 17: 52Mesembryanthemum diplosum [Ruschia patens]............... 17: 60Mesembryanthemum dolabriforme [Rhombophyllum]16: 81(LT)Mesembryanthemum drepanophyllum [Esterhuysenia]..... 16: 65Mesembryanthemum dressianum n.illeg. [Ruschia rigens]17: 64, 65Mesembryanthemum dubitans [Phiambolia unca] .......... 21: 114Mesembryanthemum dumosum [Ruschia virens]............... 17: 71Mesembryanthemum duthiae [Ruschia]............................. 17: 47Mesembryanthemum dyeri [Rhombophyllum albanense]..16: 81Mesembryanthemum edentulum [Ruschia].................17: 47(LT)Mesembryanthemum edwardsiae [Ruschiella lunulata]..23: 101Mesembryanthemum elineata [Ruschia].....................17: 47(LT)Mesembryanthemum erectum [Ruschia]............................ 17: 47Mesembryanthemum erigeriflorum [Drosanthemum] 18: 89(LT)Mesembryanthemum excedens [Oscularia] ....................... 16: 77Mesembryanthemum exile [Ruschia gracilis].................... 17: 49Mesembryanthemum expersum [Drosanthemum]............ 18: 107Mesembryanthemum falciformis [Lampranthus]16: 77(LT); 21: 108Mesembryanthemum festivum [Ruschia] ........................... 17: 48Mesembryanthemum filipetalum [Ruschia] ....................... 17: 48Mesembryanthemum firmum [Ruschia] ....................... 17: 42, 48Mesembryanthemum flavidum n.nov. ................................ 26: 31Mesembryanthemum flavum [Drosanthemum].........18: 107(LT)Mesembryanthemum floribundum [Drosanthemum] 18: 107(LT)Mesembryanthemum foliosum [Ruschia]....................17: 48(LT)Mesembryanthemum forficatum [Erepsia] ........................ 16: 52Mesembryanthemum foriferum [Eberlanzia schneideriana]16: 61Mesembryanthemum fourcadei [Drosanthemum].............. 18: 88Mesembryanthemum fourcadei n.illeg. [Ruschia] ......17: 48(LT)Mesembryanthemum fragrans [Glottiphyllum depressum]11: 40(LT)Mesembryanthemum framesii n.illeg. [Ruschia] ............... 17: 48Mesembryanthemum fredericii [Ruschia].......................... 17: 49Mesembryanthemum geminatum [Ruschia]................17: 49(LT)Mesembryanthemum geminum [Cerochlamys].................. 16: 53Mesembryanthemum geminiflorum [Ruschia] ............17: 49(LT)Mesembryanthemum giffenii [Drosanthemum].................. 18: 89Mesembryanthemum giffenii var. intertextum [Drosanthemum]18: 89Mesembryanthemum goodiae [Ruschia]............................ 17: 49Mesembryanthemum grandiflorum [Glottiphyllum]..11: 42(NT)Mesembryanthemum griquense [Ruschia]......................... 17: 49Mesembryanthemum griseum [Ruschia]............................ 17: 52Mesembryanthemum guthriae [Oscularia]........................ 16: 77Mesembryanthemum hamatum [Ruschia]...................17: 52(LT)Mesembryanthemum harazianum [Delosperma]......... 26: 48, 57Mesembryanthemum hebes [Ruschia obtusa].................... 17: 59Mesembryanthemum henricii [Ruschiella] ...............23: 101(LT)Mesembryanthemum hermannii n.nud. [Drosanthemum luederitzii] 18: 97Mesembryanthemum herrei [Ruschia sandbergensis]....... 17: 66

Mesembryanthemum hexamerum [Ruschia]...................... 17: 52Mesembryanthemum hiemale [Ruschiella lunulata]........ 23: 101Mesembryanthemum hirtellum [Drosanthemum] .......18: 97(LT)Mesembryanthemum hispidum [Drosanthemum] .......18: 97(LT)Mesembryanthemum hispidum var. pallidum [Drosanthemum floribundum].......................................................................................... 18: 107Mesembryanthemum hispidum var. platypetalum [Drosanthemum hispidum]............................................................................................ 18: 97Mesembryanthemum hispidum var. β [Drosanthemum floribundum] 18:107Mesembryanthemum hispidum var. ? [Drosanthemum striatum]18: 102Mesembryanthemum hispifolium [Drosanthemum]..18: 101(LT)Mesembryanthemum hospitale [Ruschia spinosa]......17: 68(LT)Mesembryanthemum hutchinsonii [Amphibolia] ............... 16: 46Mesembryanthemum imbricatum [Ruschia] ...............17: 52(LT)Mesembryanthemum imbricatum var. rubrum [Ruschia imbricatum] 17:52Mesembryanthemum impressum [Ruschia] ....................... 17: 53Mesembryanthemum inclusum [Octopoma] ...............16: 72(LT)Mesembryanthemum incurvatum [Ruschia] ...................... 17: 53Mesembryanthemum indecorum [Ruschia].................17: 53(LT)Mesembryanthemum induratum [Ruschia].................17: 53(LT)Mesembryanthemum insidens [Ruschia]............................ 17: 53Mesembryanthemum intermedium [Drosanthemum]18: 105(LT)Mesembryanthemum intonsum [Trichodiadema]21: 93, 94(LT)-96, 103; 27: 91Mesembryanthemum intonsum var. album [Trichodiadema orientale] 21:93, 96(LT), 104, 105Mesembryanthemum intonsum var. rubicundum[Trichodiadema intonsum] 21:93, 94(LT), 105Mesembryanthemum intricatum [Ruschia]........................ 17: 53Mesembryanthemum introrsum [Trichodiadema] ..... 21: 99, 104Mesembryanthemum intrusum [Ruschia] ...................17: 53(LT)Mesembryanthemum karrooicum [Ruschia]...............17: 54(LT)Mesembryanthemum knysnanum [Ruschia].........17: 54; 21: 111Mesembryanthemum lacunatum [Eberlanzia schneideriana]16: 61Mesembryanthemum latens [Ruschia inconspicua]........... 17: 53Mesembryanthemum lateriflorum [Drosanthemum erigeriflorum] 18: 89(LT)Mesembryanthemum latum [Glottiphyllum longum]..11: 43(LT)Mesembryanthemum latum var. cultratum [Glottiphyllum longum] 11: 43(LT)Mesembryanthemum laxum [Ruschia]............................... 17: 54Mesembryanthemum laxipetalum [Ruschia]...................... 17: 54Mesembryanthemum lene [Ruschia mollis] ....................... 17: 57Mesembryanthemum lerouxiae [Ruschia].......................... 17: 55Mesembryanthemum lineolatum [Ruschia].................17: 56(LT)Mesembryanthemum linguiforme [Glottiphyllum]..... 11: 42(NT)Mesembryanthemum linguiforme var. adscendens [Glottiphyllum longum] 11:43Mesembryanthemum linguiforme var. angustum [Glottiphyllum depressum]............................................................................................ 11: 40

Mesembryanthemum linguiforme var. angustum svar. heterophyllum[Glottiphyllum depressum]11: 41Mesembryanthemum linguiforme var. cultratum [Glottiphyllum longum] 11:43(LT)Mesembryanthemum linguiforme var. depressum n.inval. [Glottiphyllumlongum] .......................................................................11: 43(LT)Mesembryanthemum linguiforme var. fragrans [Glottiphyllum depressum] 11:40(LT)Mesembryanthemum linguiforme var. grandiflorum [Glottiphyllum] 11:42(NT)Mesembryanthemum linguiforme var. longum [Glottiphyllum]11: 43(LT)Mesembryanthemum linguiforme var. obliquum [Glottiphyllum longum] 11:44(LT)Mesembryanthemum linguiforme var. rufescens [Glottiphyllum depressum]............................................................................................ 11: 41Mesembryanthemum linguiforme var. scalpratum [Glottiphyllum linguiforme].....................................................................................11: 43(LT)Mesembryanthemum linguiforme var. uncatum [Glottiphyllum longum] 11:44Mesembryanthemum lique [Drosanthemum] 18: 76(LT), 84(LT)Mesembryanthemum longum [Glottiphyllum] ............11: 43(LT)Mesembryanthemum longum var. declive [Glottiphyllum depressum] 11:40Mesembryanthemum longum var. flaccidum [Glottiphyllum depressum] 11:41Mesembryanthemum longum var. uncatum [Glottiphyllum longum] 11: 44Mesembryanthemum lucidum [Glottiphyllum longum] ..... 11: 44Mesembryanthemum luederitzii [Drosanthemum]............. 18: 97Mesembryanthemum lunatum [Oscularia] ........................ 16: 77Mesembryanthemum lunulatum [Ruschiella] .................. 23: 101Mesembryanthemum lineolatum [Ruschia].................17: 56(LT)Mesembryanthemum macowanii [Ruschia] ................17: 56(LT)Mesembryanthemum maculatum [Drosanthemum] ......... 18: 107Mesembryanthemum mariae [Ruschiella henricii].......... 23: 101Mesembryanthemum marianae [Ruschia] ......................... 17: 56Mesembryanthemum maritimum L.Bolus (1937 non 1925) n.illeg.[Lampranthus falciformis] ...................................16: 77; 21: 108Mesembryanthemum maximum [Ruschia] ......................... 17: 56Mesembryanthemum medum [Glottiphyllum longum]....... 11: 44Mesembryanthemum micans Thunb. non L. n.illeg.[Drosanthemum expersum].......................................................................................... 18: 107Mesembryanthemum minutum ................8: 63-64(NT); 9: 95, 98Mesembryanthemum miserum [Ruschia]........................... 17: 57Mesembryanthemum molle Berger non Aiton n.illeg. [Ruschia]17: 57(LT)Mesembryanthemum montaguense [Ruschiella argentea]18: 88; 23: 101Mesembryanthemum mucroniferum [Ruschia spinosa]..... 17: 68Mesembryanthemum muelleri [Ruschia] ........................... 17: 58Mesembryanthemum muirianum [Ruschia] ....................... 17: 58Mesembryanthemum multiflorum [Ruschia]...................... 17: 58

Mesembryanthemum multiflorum var. rubrum [Ruschia imbricatum] 17:52Mesembryanthemum munitum [Ruschia intricata]............ 17: 53Mesembryanthemum muricatum n.mend. [deltoides]........ 16: 76Mesembryanthemum nakurense [Delosperma].................. 26: 59Mesembryanthemum namaquanum [Amphibolia rupis-arcuatae] 16: 47Mesembryanthemum nardouwense [Ruschiella argentea]23: 101Mesembryanthemum niveum [Ruschia rupicola]........17: 66(LT)Mesembryanthemum obcordellum [Conophytum]7: 62; 8: 67-68(NT)Mesembryanthemum obliquum [Glottiphyllum longum]11: 44(LT)Mesembryanthemum obliquum Haw. non Willd. n.illeg. [Drosanthemumlique] .................................................................................. 18: 84Mesembryanthemum ochraceum [Malephora].................. 11: 47Mesembryanthemum octojuge [Octopoma] ....................... 16: 73Mesembryanthemum odontocalyx [Ruschia] ..................... 17: 60Mesembryanthemum oehleri [Delosperma]................. 26: 48, 59Mesembryanthemum otzenianum [Lampranthus]........ 19: 83, 89Mesembryanthemum oubergense comb.n.......................... 26: 31Mesembryanthemum paardebergensis [Oscularia]........... 16: 78Mesembryanthemum pachyphyllum [Cerochlamys].......... 16: 53Mesembryanthemum pageanum Bolus 1929 non 1927 n.illeg. [Osculariaornata]................................................................................ 16: 78Mesembryanthemum pansifolium [Amphibolia hutchinsonii]16: 46Mesembryanthemum paripetalum [Ruschia] ..................... 17: 60Mesembryanthemum parvibracteatum [Eberlanzia] ......... 16: 61Mesembryanthemum parviflorum [Ruschia]...............17: 60(LT)Mesembryanthemum pauper [Drosanthemum]................ 18: 107Mesembryanthemum paxianum n.nud. [Drosanthemum luederitzii] 18: 97Mesembryanthemum paxii n.nud. [Drosanthemum luederitzii]18: 97Mesembryanthemum pellanum [Ruschia muricata] .......... 17: 58Mesembryanthemum perfoliatum [Ruschia]...............17: 60(LT)Mesembryanthemum persistens [Phiambolia]................. 21: 114Mesembryanthemum parvifolium [Drosanthemum] ...18: 89(LT)Mesembryanthemum phylicoides [Ruschia] ...................... 17: 61Mesembryanthemum piquetbergensis [Oscularia] ............ 16: 78Mesembryanthemum praecultum [Drosanthemum]........... 18: 88Mesembryanthemum praepingue [Glottiphyllum cruciatum]11: 40Mesembryanthemum primivernum [Oscularia]................. 16: 79Mesembryanthemum pronum [Ruschia radicans] ............. 17: 64Mesembryanthemum pulchellum [Ruschia]............. 19: 121, 123Mesembryanthemum pulverulentum [Drosanthemum].... 18: 108Mesembryanthemum purpureostylus [Acrodon]...... 21: 118(HT)Mesembryanthemum psammophilum [Ruschia ruschiana]17: 66(LT)Mesembryanthemum pseudorupicolum [Ruschia barnardii]17: 41Mesembryanthemum pulchellum [Ruschia].........17: 61; 19: 123Mesembryanthemum pumilum (L.Bolus) Klak n.illeg. [Mesembryanthemumoubegrense]........................................................................ 26: 31Mesembryanthemum punctulatum [Ruschia].........16: 85; 17: 61Mesembryanthemum pungens [Ruschia] ........................... 17: 61Mesembryanthemum purpureostylum [Cerochlamys]16: 56; 17: 64

Mesembryanthemum pusillum [Conophytum pictum].8: 77(NT)Mesembryanthemum pustulatum [Glottiphyllum longum]11: 44(LT)Mesembryanthemum pustulatum var. lividum [Glottiphyllum longum] 11:44Mesembryanthemum putterillii [Ruschia]...................17: 64(LT)Mesembryanthemum radicans (l.Bolus) Klak n.illeg. ....... 26: 31Mesembryanthemum ramosissimum [Drosanthemum].... 18: 107Mesembryanthemum recurvum Moench non Haw. nec L.Bolus [Ruschia] 16:85(NT); 17: 64Mesembryanthemum recurvum Haw. non Moench nec L.Bolus n.illeg.[Ruschia schollii] .................................................. 17: 66-67(LT)Mesembryanthemum reductum [Octopoma subglobosum] 16: 73Mesembryanthemum reductum N.E.Br. n.illeg. [Ruschia nana]17: 59Mesembryanthemum rhizophorum n.nov........................... 26: 31Mesembryanthemum rhomboideum [Rhombophyllum]16: 84(LT)Mesembryanthemum rigidum [Ruschia]............................ 17: 65Mesembryanthemum rigidicaule [Ruschia] ....................... 17: 65Mesembryanthemum roridum [Drosanthemum subcompressum]18: 88Mesembryanthemum roseatum [Drosanthemum pulverulentum]18: 108Mesembryanthemum rostellum [Ruschia]...................17: 65(LT)Mesembryanthemum rubricaule [Ruschia].................17: 65(LT)Mesembryanthemum rufescens [Glottiphyllum depressum]11: 41Mesembryanthemum rugulosum n.nud. [Eberlanzia schneideriana] 16: 61Mesembryanthemum rupicola [Ruschia] ....................17: 65(LT)Mesembryanthemum rupis-arcuatae [Amphibolia]14: 34; 16: 47Mesembryanthemum rurale [Ruschia]............................... 17: 66Mesembryanthemum ruschianum [Ruschia]...................... 17: 66Mesembryanthemum sabulicola n.nud. [Ruschia]............. 17: 66Mesembryanthemum salmii [Glottiphyllum].............. 11: 46(NT)Mesembryanthemum salmii var. angustifolium [Glottiphyllum salmii] 11:46Mesembryanthemum salmii var. decussatum [Glottiphyllum salmii] 11: 46Mesembryanthemum salmii var. semicruciatum [Glottiphyllum salmii] 11:46Mesembryanthemum sarmentosum [Ruschia] ................... 17: 66Mesembryanthemum sarmentosum var. rigidius [Ruschia sarmentosa] 17:66Mesembryanthemum scaber [Lampranthus]........................ 8: 39Mesembryanthemum scalpratum n.illeg. [Glottiphyllum linguiforme] 11:43(LT)Mesembryanthemum ×schickii [×Delosphyllum]............... 11: 47Mesembryanthemum schimperi [Delosperma] .................. 26: 61Mesembryanthemum schoenlandianum [Drosanthemum]. 18: 97Mesembryanthemum schollii [Ruschia]......................17: 66(LT)Mesembryanthemum schollii var. caledonicum [Ruschia schollii] 17: 67(LT)Mesembryanthemum sedoides [Eberlanzia] ...................... 16: 62Mesembryanthemum semicylindricum [Glottiphyllum difforme]11: 42Mesembryanthemum semidentatum [Ruschia] ...........17: 66(LT)Mesembryanthemum senarium [Ruschia].......................... 17: 66Mesembryanthemum separatum [Zeuktophyllum calycinum]16: 89

Mesembryanthemum serrulatum [Ruschia] ................17: 66(LT)Mesembryanthemum sessile [Ruschia] ..................16: 85; 17: 67Mesembryanthemum spathulatum Bolus non Thunb. n.illeg. [Lampranthusotzenianus] ............................................................. 19: 83, 87, 89Mesembryanthemum speciosum [Drosanthemum]18: 105; 26: 104(NT),117(NT), 120Mesembryanthemum spinescens n.nud. [Ruschia divaricata]17: 47Mesembryanthemum spinosum [Ruschia]...................17: 68(LT)Mesembryanthemum spinosum var. cradockense n.nud. [Ruschiacradockensis] ..................................................................... 17: 45Mesembryanthemum spinosum var. micranthum [Ruschia spinosa] 17: 68Mesembryanthemum staminodiosa [Ruschia] ................... 17: 68Mesembryanthemum steenbergense [Oscularia]............... 16: 79Mesembryanthemum steingroeveri n.nud. [Ruschia rupicola]17: 65Mesembryanthemum stokoei [Esterhuysenia].................... 16: 66Mesembryanthemum striatum [Drosanthemum].............. 18: 102Mesembryanthemum striatum var. hispifolium [Drosanthemum hispifolium].......................................................................................... 18: 101Mesembryanthemum striatum var. pallens [Drosanthemum pallens] 18:101Mesembryanthemum striatum var. pallidum [Drosanthemum pallens] 18:101Mesembryanthemum strubeniae [Ruschia]........................ 17: 68Mesembryanthemum subcompressum [Drosanthemum]18: 88 (LT)Mesembryanthemum subglobosum [Drosanthemum capillare]18: 89Mesembryanthemum sublunatum [Ruschia stricta]........... 17: 68Mesembryanthemum subspinosum [Drosanthemum] ........ 18: 84Mesembryanthemum superans [Oscularia] ....................... 16: 79Mesembryanthemum suppositum [Zeuktophyllum]............ 16: 89Mesembryanthemum stenophyllum [Marlothistella] ... 13: 83, 87Mesembryanthemum subrisum [Conophytum] .................. 9: 116Mesembryanthemum subulatum [Acrodon] ....................... 14: 33Mesembryanthemum succulentum [Amphibolia]............... 16: 48Mesembryanthemum surrectum [Glottiphyllum] ........11: 46(LT)Mesembryanthemum taurinum [Glottiphyllum depressum]11: 41Mesembryanthemum tenellum [Ruschia]........................... 17: 69Mesembryanthemum thermarum [Oscularia].................... 16: 79Mesembryanthemum torquatum [Drosanthemum floribundum]18: 107Mesembryanthemum triflorum [Ruschia] .......................... 17: 69Mesembryanthemum triticiforme [Ruschia cradockensis ssp.]17: 45Mesembryanthemum tuitum n.nud. in sched.[Ruschia intricata]17: 53Mesembryanthemum tumidulum [Ruschia]................ 17: 69(NT)Mesembryanthemum uitenhagensis [Ruschia]................... 17: 70Mesembryanthemum umbellatum [Ruschia]...............17: 70(LT)Mesembryanthemum uncatum [Glottiphyllum longum]..... 11: 44Mesembryanthemum uncum [Phiambolia] ...................... 21: 114Mesembryanthemum uncum var. gydouwensis [Phiambolia gydouwensis] 21:114; 23: 102Mesembryanthemum uncinatum [Ruschia].................17: 70(LT)Mesembryanthemum uncinellum [Ruschia uncinatum]..... 17: 70

Mesembryanthemum unidens [Ruschia] .....................17: 70(LT)Mesembryanthemum uniflorum [Lampranthus] ................ 19: 90Mesembryanthemum vaginatum [Ruschia].................17: 70(LT)Mesembryanthemum vaginatum var. acutangulum [Ruschia]17: 41; 20: 19, 21Mesembryanthemum vaginatum var. curtum [Ruschia curta]17: 45Mesembryanthemum valens [Ruschia glauca]................... 17: 49Mesembryanthemum validum [Ruschia vetovalida]16: 85; 17: 71Mesembryanthemum vanheerdei ....................................... 26: 29Mesembryanthemum variifolium [Ruschia diversifolia]17: 47(LT)Mesembryanthemum vernicolor [Oscularia]..................... 16: 79Mesembryanthemum viatorum [Antimima]...................... 21: 110Mesembryanthemum victoris [Ruschia]............................. 17: 71Mesembryanthemum virens [Ruschia knysana]...17: 59; 21: 111Mesembryanthemum virgatum [Ruschia] ...................17: 71(LT)Mesembryanthemum vulvaria [Ruschia] ........................... 17: 71Mesembryanthemum zygophylloides [Drosanthemum]18: 108; 21: 117MesembryanthusMesembryanthus [Lampranthus] ....................................... 16: 67Mesembryanthus tenuifolius [Lampranthus] ..................... 16: 67MestoklemaMestoklema ...................................21: 114; 27: 94, 109, 114-116MeyerophytumMeyerophytum meyeri...................................................... 25: 181MichaelopuntiaMichaelopuntia michaelis fa. flava n.mend. [Miqueliopuntia miquelii] 18:130MicranthocereusMicranthocereus .........6: 91, 100; 7: 15-16, 34; 9: 89; 24: 39-52Micranthocereus, annotated dictionary entry ................ 8: 90, 99Micranthocereus, pollination biology...........................24: 39-52Micranthocereus subg. Austrocephalocereus...................... 9: 89Micranthocereus subg. Siccobaccatus comb.& stat.n. ........ 9: 89Micranthocereus albicephalus............................................... 9: 5Micranthocereus auri-azureus.............................6: 93; 7: 15, 33Micranthocereus dolichospermaticus................................ 27: 44Micranthocereus flaviflorus......7: 23, 24: i, 41-42, 43-44, 46-49Micranthocereus hofackerianus....................26: 7, 12, 13-14, 16Micranthocereus polyanthus......5: 92; 9: 84; 24: 41; 26: 7, 8, 10Micranthocereus polyanthus Σ purpureus [Σstreckeri].. 26: 6, 7Micranthocereus polyanthus ssp. alvinii ........................... 24: 41Micranthocereus purpureus24: iv, 41, 43, 45, 46-49; 25: 137, 138; 26: 7, 8, 10Micranthocereus purpureus ΣΣstreckeri .................. 26: 7, 8, 10Micranthocereus purpureus × Pilosocereus glaucochrous26: 9, 11Micranthocereus purpureus × Pilosocereus pentaedrophorus12: 6; 26:10Micranthocereus Σstreckeri [polyanthus Σ purpureus] 6: 96, 24: i, iv, 41-42,43, 44-45, 46-49; 26: 6, 7, 10, 16; 27: 40MicropuntiaMicropuntia............................................................ 27: 50, 54, 55Micropuntia barkleyana [Grusonia pulchella]13: 109; 21: 73(LT)Micropuntia brachyrhopalica [Grusonia pulchella]13: 115; 21: 73(LT)

Micropuntia gigantea n.nud. [Grusonia pulchella]........... 23: 60Micropuntia gracilicylindrica [Grusonia pulchella]....... 16: 124Micropuntia pygmaea [Grusonia pulchella] ........... 19: 115(NT)Micropuntia spectatissima [Grusonia pulchella] .......21: 73(LT)Micropuntia tuberculosirhopalica [Grusonia pulchella]22: 60(NT)Micropuntia weigandii [Grusonia pulchella] .......23: 60-61(NT)×Microsocereus× Microsocereus nothogen.n.[Micranthocereus × Pilosocereus]12: 6MilaMila, annotated dictionary entry................................4: 72; 8: 91Mila caespitosa ................................................................ 25: 107Mimosa lewisii ............................................................................. 25: 140MiqueliopuntiaMiqueliopuntia miquelii14: 105; 16: 120-121, 131-132; 18: 129; 19: 114; 20:62; 21: 127; 27: 55MirabellaMirabella [Cereus].......................................8: 89; 10: 25; 16: 36Mirabella albicaulis [Cereus albicaulis]...........9: 85; 10: 24, 25Mirabella minensis [Cereus mirabella]..........................9: 85-86MitrocereusMitrocereus [Pachycereus].................................................. 8: 93Mitrocereus fulviceps [Pachycereus]................................... 9: 89MitrophyllumMitrophyllum...................................................................... 24: 30Mitrophyllum abbreviatum ................................................ 15: 39Mitrophyllum clivorum ...................................................... 15: 39Mitrophyllum roseum......................................................... 15: 39Molecular studies [see also Cladograms]Agavaceae (Zonneveld), genome size data (C-value)21: 121-125Aloaceae (Zonneveld), genome size data (C-value).......20: 5-12Cactaceae (Gorelick), value of sequencing......................20: 1-4Cactaceae (Griffith & Porter), genome size data ............ 21: 127Cactaceae (Wallace).......................................................13: 1-12Molecular studies: techniquesCactaceae, protocols for mucilaginous cacti............21: 126-128MonadeniumMonadenium ellenbeckii ...................................................... 8: 46Monadenium erubescens.................................................8: 46-47Monadenium guentheri ................................................ 27: 23, 27Monadenium majus [erubescens] ........................................ 8: 46Monadenium majus fa. floribundum [erubescens]............... 8: 46Monadenium pulchrum n.nud. [erubescens]........................ 8: 46Monadenium reflexum ......................................................... 8: 46Monadenium ritchiei.................................22: 132, 134, 137-138Monadenium shebeliense sp.n. .......................................8: 45-46Monadenium stellatum....................................................8: 45-46MonanthesMonanthes revision.......................................................10: 49-82Monanthes sect. Annua ...................................................... 10: 65Monanthes sect. Monanthes....................... 10: 51, 52, 59, 60, 72

Monanthes sect. Monanthoidea comb.n.10: 50, 53, 56, 59, 60, 65Monanthes sect. Petrophyllea n.inval................................ 10: 65Monanthes sect. Polyclada n.inval. [sect. Monanthes]...... 10: 72Monanthes sect. Sedoidea Sventenius n.inval. .................. 10: 76Monanthes sect. Sedoidea sect.n...........10: 50-51, 53, 59, 60, 76Monanthes adenoscepes [minima]..................................... 10: 69Monanthes agriostaphis n.inval. [laxiflora] ...................... 10: 76Monanthes amydros n.inval............................................... 10: 73Monanthes anagensis...... 10: 54, 56, 60, 61, 78-79(LT); 11: 100Monanthes ×anagiflora n.inval.......................................... 10: 79Monanthes atlantica............................................... 10: 55, 60, 65Monanthes atlantica var. fusca.......................................... 10: 65Monanthes atlantica var. lutea .......................................... 10: 65Monanthes brachycaulos ................10: 54, 55, 60, 61, 64, 66-69Monanthes brachycaulos var. adenopetala [Monanthes brachycaulos] 10:66Monanthes brachycaulos fa. fasciata [Monanthes brachycaulos] 10: 66; 11:100Monanthes brachycaulos var. nivata [Monanthes brachycaulos]10: 66Monanthes brachycaulos fa. ramosa [Monanthes brachycaulos]10: 66; 11:100Monanthes brachycaulos × M. laxiflora...................... 10: 57, 79Monanthes brachycaulos × M. pallens .............................. 10: 79Monanthes brachycaulos × M. polyphylla......................... 10: 79Monanthes ×burchardii n.inval. ........................................ 10: 79Monanthes ×chamorgensis ................................................ 10: 79Monanthes chlorotica [laxiflora]....................................... 10: 76Monanthes dasyphylla [minima]........................................ 10: 69Monanthes ×gomerensis .................................................... 10: 79Monanthes ×hybrida n.inval. ............................................. 10: 79Monanthes icterica.................................... 10: 55, 60, 71(LT)-72Monanthes ×intermedia n.inval. ........................................ 10: 79Monanthes ×isabellae ........................................................ 10: 79Monanthes laxiflora..............................10: 54, 60, 61, 64, 76-78Monanthes laxiflora × M. pallens................................ 10: 57, 79Monanthes laxiflora × M. polyphylla ssp. amydros........... 10: 57Monanthes laxiflora × M. polyphylla ssp. polyphylla ....... 10: 57Monanthes laxiflora fa./var. chlorotica [laxiflora]............ 10: 76Monanthes laxiflora var. eglandulosa [laxiflora].............. 10: 76Monanthes laxiflora fa. foliis aureis n.inval. [laxiflora]10: 76; 11: 100Monanthes laxiflora var. genuina n.inval. [laxiflora]........ 10: 76Monanthes laxiflora var. microbotrys n.inval. [laxiflora].10: 76Monanthes laxiflora fa. minor [laxiflora]............10: 76; 11: 100Monanthes lowei .............................................10: 55, 60, 66(LT)Monanthes microbotrys [laxiflora].................................... 10: 76Monanthes minima............................... 10: 54, 55, 60, 61, 68, 69Monanthes monanthes n.illeg. ........................................... 10: 72Monanthes muralis................................10: 52, 54, 56, 60, 74-75Monanthes muralis × M. polyphylla ssp. polyphylla......... 10: 57Monanthes niphophila [Monanthes brachycaulos] ..... 10: 66, 68

Monanthes pallens ..............................10: 54, 55, 60, 61, 70(LT)Monanthes pallens × M. polyphylla................................... 10: 79Monanthes pallens × M. polyphylla ssp. polyphylla.......... 10: 57Monanthes pallens fa. fasciata [pallens] .............10: 70; 11: 100Monanthes pallens fa. ramosa [pallens]..............10: 70; 11: 100Monanthes pallens var. silensis [pallens] ............10: 70; 11: 100Monanthes ×polycaulis n.inval.......................................... 10: 80Monanthes polyphylla.......................................10: 59, 60, 72-73Monanthes polyphylla × M. subcrassicaulis...................... 10: 79Monanthes polyphylla ssp. amydros ssp.n.10: 52; 54, 56, 64, 73-74Monanthes polyphylla ssp. polyphylla....... 10: 52, 54, 56, 61, 73Monanthes praegeri [Monanthes brachycaulos]............... 10: 66Monanthes ×pumila n.inval. .............................................. 10: 80Monanthes purpurascens............................................10: 79(LT)Monanthes silensis [pallens].............................................. 10: 70Monanthes ×silophylla n.inval........................................... 10: 80Monanthes spathulata........................................................ 10: 79Monanthes subcrassicaulis [Monanthes muralis] ............. 10: 74Monanthes ×sventenii n.inval. ........................................... 10: 80Monanthes ×tilophila............................................10: 79(LT), 80Monanthes wildpretii [minima].......................................... 10: 69MonilariaMonilaria .....................................................22: 34; 27: 100, 109Monilaria chrysoleuca var. polita...................................... 15: 38MonvilleaMonvillea, annotated dictionary entry .........4: 70; 8: 89, 90, 102Monvillea status ........................................................... 6: 86, 100Monvillea stem anatomy...................................14: 68-81; 16: 38Monvillea subg. Ebneria [Cereus subg.] .....6: 100; 7: 17; 10: 20Monvillea subg. Hummelia .................................................. 7: 17Monvillea adelmarii [Cereus].............................................. 6: 86Monvillea alticostata [Cereus] ............................................ 6: 86Monvillea campinensis [Cereus].......................................... 6: 86Monvillea cavendishii [Acanthocereus sp.] .....6: 100; 16: 34, 36Monvillea diffusa [Cereus] ........................14: 70, 72, 80; 16: 36Monvillea haageana [Cereus].............................................. 9: 85Monvillea kroenleinii [Cereus].......................................... 16: 36Monvillea maritima [Cereus].........6: 100; 14: 70, 72, 80; 16: 36Monvillea piedadensis [Cereus campinensis var.]............... 6: 86Monvillea pugionifera [Cereus diffusus] ........................... 16: 36Monvillea saddiana [Cereus]............................................... 6: 86Monvillea smithiana [Cereus]................................14: 80; 16: 36Monvillea spegazzinii [Cereus].................................... 16: 34, 36MorangayaMorangaya [Echinocereus] ................................................. 8: 89Morangaya [Echinocereus sect.] ......................................... 6: 66Morangaya pensilis.............................................................. 6: 66MorawetziaMorawetzia [Oreocereus] .................................................... 8: 91Moringa

Moringa ovalifolia ................................................... 17: 102, 105MossiaMossia..................................................................24: 36; 27: 116Mossia intervallis..................................................... 27: 108, 109×Myrtgerocactus×Myrtgerocactus [Bergerocactus × Myrtillocactus] ....... 12: 2, 6×Myrtgerocactus lindsayi [Bergerocactus emoryi × Myrtillocactus cochal] 12:2; 22: 10; 26: 10×Myrtillenocereus×Myrtillenocereus [Myrtillocactus × Stenocereus] ......12: 2-3, 6×Myrtillenocereus [Myrtillocactus × Stenocereus] ......12: 2-3, 6MyrtillocactusMyrtillocactus, annotated dictionary entry ................4: 71; 8: 93Myrtillocactus geometrizans.............................................. 15: 62Myrtillocactus geometrizans × Stenocereus dumortieri ...... 12: 6NananthusNananthus ..................................22: 33; 24: 12; 25: 181; 27: 108Nananthus aloides............................................ 27: 100, 105, 109NapinaNapina mandragora n.nud. [Turbinicarpus] ...........9: 92; 19: 27NavajoaNavajoa [Pediocactus]......................................................... 8: 93NeliaNelia............................................. 15: 40; 25: 181; 27: 86-87, 90Nelia meyeri....................................................................... 15: 40Nelia pillansii..................................................... 27: 95, 100, 109Nelia schlechteri ................................................................ 15: 40NeoabbottiaNeoabbottia [Leptocereus]................................................... 8: 89Neoabbottia paniculata [Leptocereus]2: 42, 54-55; 9: 89; 16: 35, 37; 20: 89-90(LT), 107-108(LT)NeobesseyaNeobesseya [Escobaria]....................................................... 8: 94×Neobinghamia×Neobinghamia n.inval. [× Haagespostoa]..................... 12: 3, 5×Neobinghamia climaxantha n.illeg. [× Haagespostoa] ..... 12: 5×Neobinghamia mirabilis n.illeg. [× Espostocactus] .......... 12: 5×Neobinghamia multiareolata n.illeg. [× Haagespostoa albisetata] 12: 5×Neobinghamia villigera n.illeg. [× Haagespostoa albisetata]12: 5NeobuxbaumiaNeobuxbaumia ..................................................................... 8: 93Neobuxbaumia polylopha ...........................6: 100; 15: 60, 61-62NeocardenasiaNeocardenasia [Neoraimondia] ..............................8: 92; 24: 80NeochileniaNeochilenia [Eriosyce]......................................................... 8: 92Neochilenia chilensis [Eriosyce]........................................ 26: 94NeodawsoniaNeodawsonia [Carnegiea] ................................................... 8: 93Neoevansia

Neoevansia [Peniocereus] ................................................... 8: 89Neoevansia lazaro-cardenasii [Peniocereus]...................... 9: 90NeogomesiaNeogomesia [Ariocarpus] .................................................... 8: 93NeohenriciaNeohenricia........................................................................ 24: 36NeolloydiaNeolloydia, annotated dictionary entry......................4: 74; 8: 94Neolloydia, recircumscription...........................................4: 1-12Neolloydia beguinii n.illeg. [Turbinicarpus beguinii]4: 17; 15: 82Neolloydia clavata [Coryphantha] ........................................ 4: 9Neolloydia ceratites [Neolloydia conoidea] ........................ 4: 13Neolloydia conoidea4: 2-3, 4-5, 7, 10, 12-13, 18; 15: 54, 59, 61, 62; 19: 27Neolloydia conoidea var. ceratites [conoidea] .................... 4: 13Neolloydia conoidea var. grandiflora [conoidea] ............... 4: 13Neolloydia conoidea var. matehualensis [conoidea]........... 4: 13Neolloydia conoidea var. texensis [conoidea] ..................... 4: 13Neolloydia cubensis [Coryphantha] .................................... 4: 11Neolloydia gautii Benson [Echinomastus]4: 11; 15: 78, 79, 80-81; 19: 20Neolloydia gautii Zimm. non Benson[Turbinicarpus]9: 91; 15: 78, 79, 80-82Neolloydia gielsdorfiana [Turbinicarpus] ............... 4: 12, 15, 23Neolloydia grandiflora [conoidea] ...................................... 4: 13Neolloydia horripila [Turbinicarpus]...................... 4: 12, 17, 23Neolloydia knuthiana [Turbinicarpus] .................... 4: 10, 19, 23Neolloydia laui comb.n. [Turbinicarpus] ...................... 4: 22, 23Neolloydia lophophoroides comb.n. [Turbinicarpus]4: 12, 22, 23Neolloydia macdowellii [Thelocactus] ....................5: 64; 18: 64Neolloydia mandragora comb.n. [Turbinicarpus]4: 12, 14, 26; 18: 44Neolloydia matehualensis [conoidea]...........................4: 13(LT)Neolloydia odorata [Cumarinia] ......................................... 4: 11Neolloydia pilispina Br.&R. non Purpus [Turbinicarpus laui]4: 11Neolloydia pseudomacrochele comb.n. [Turbinicarpus]4: 10, 22, 23Neolloydia pseudopectinata comb.n. [Turbinicarpus]4: 10, 12, 15, 18Neolloydia pulleineana [Coryphantha] ............................... 4: 11Neolloydia saueri [Turbinicarpus] ...............4: 10, 12, 17-18, 26Neolloydia schmiedickiana comb.n. [Turbinicarpus].... 4: 12, 19Neolloydia schmiedickiana var. dickisoniae comb.n.4: 19, 20, 26Neolloydia schmiedickiana var. klinkeriana comb.n..... 4: 19, 20Neolloydia schmiedickiana var. flaviflora comb.n. . 4: 19, 20, 26Neolloydia schmiedickiana var. gracilis comb.n................. 4: 19Neolloydia schmiedickiana var. macrochele comb.n.4: 19, 20, 26Neolloydia schmiedickiana var. schwarzii comb.n.. 4: 19, 20, 26Neolloydia schmiedickiana var. schmiedickiana ........... 4: 19, 26Neolloydia smithii Klad. & Fittk. [Turbinicarpus beguinii]4: 10, 12, 17, 18;15: 82; 19: 20Neolloydia stuetzlei [conoidea]............................................ 4: 13Neolloydia subterranea [Turbinicarpus] ............4: 12, 13-14, 26Neolloydia subterranea var. zaragosae comb.n. [Turbinicarpus] 4: 14Neolloydia texensis [conoidea]............................................ 4: 13Neolloydia valdeziana comb.n. [Turbinicarpus]4: 10, 12, 14, 18, 28

Neolloydia viereckii [Turbinicarpus]....................... 4: 12, 15, 23Neolloydia viereckii var. major comb.n............................... 4: 15Neolloydia warnockii [Sclerocactus]................................... 5: 94NeomammillariaNeomammillaria [Mammillaria].......................................... 8: 94Neomammillaria albicans [Mammillaria] ......................... 1: 106Neomammillaria baxteriana [Mammillaria] ..................... 1: 113Neomammillaria bullardiana [Mammillaria].................... 1: 119Neomammillaria capensis [Mammillaria]......................... 1: 122Neomammillaria cerralboa [Mammillaria]....................... 1: 122Neomammillaria collinsii [Mammillaria].......................... 1: 125Neomammillaria confusa [Mammillaria] .......................... 1: 127Neomammillaria conzattii [Mammillaria]......................... 1: 127Neomammillaria dawsonii [Mammillaria glareosa] ..... 2: 65, 81Neomammillaria dealbata [Mammillaria elegans var.]2: 65; 5: 17Neomammillaria eschausieri [Mammillaria] ...................... 2: 74Neomammillaria evermanniana [Mammillaria].................. 2: 76Neomammillaria fraileana [Mammillaria].......................... 2: 78Neomammillaria gaumeri [Mammillaria] ........................... 2: 80Neomammillaria guerreronis [Mammillaria]...................... 2: 85Neomammillaria hahniana var. giseliana [Mammillaria]... 2: 81Neomammillaria hamiltonhoytea [Mammillaria]................ 2: 88Neomammillaria hutchisoniana [Mammillaria].................. 2: 92Neomammillaria jaliscana [Mammillaria].......................... 2: 93Neomammillaria lanata [Mammillaria] .............................. 3: 53Neomammillaria lloydii [Mammillaria] .............................. 3: 55Neomammillaria longicoma [Mammillaria]........................ 3: 55Neomammillaria longiflora [Mammillaria]......................... 3: 56Neomammillaria macracantha [Mammillaria magnimamma]3: 57Neomammillaria marshalliana [Mammillaria baxteriana].3: 60Neomammillaria martinezii [Mammillaria supertexta]....... 3: 60Neomammillaria mendeliana [Mammillaria]...................... 3: 61Neomammillaria mercadensis [Mammillaria]..................... 3: 61Neomammillaria microcarpa [Mammillaria]...................... 3: 62Neomammillaria milleri [Mammillaria]........................ 3: 62, 63Neomammillaria multiformis [Mammillaria erythrosperma]3:65Neomammillaria nealeana n.nud. [Mammillaria celsiana]. 4: 40Neomammillaria nelsonii [Mammillaria beneckei]............. 4: 40Neomammillaria nunezii [Mammillaria] ........................4: 41-42Neomammillaria occidentalis [Mammillaria] ..................... 4: 42Neomammillaria ochoterenae [Mammillaria discolor]....... 4: 42Neomammillaria ortegae [Mammillaria] ............................ 4: 43Neomammillaria ortiz-rubiana [Mammillaria candida]1: 121; 4: 43Neomammillaria pacifica [Mammillaria petrophila] .......... 4: 43Neomammillaria painteri [Mammillaria]............................ 4: 43Neomammillaria patonii [Mammillaria mazatlanensis]...... 4: 44Neomammillaria peninsularis [Mammillaria]..................... 4: 45Neomammillaria phaeacantha [Mammillaria rhodantha]..4: 48Neomammillaria phitauiana [Mammillaria] ....................... 4: 48Neomammillaria pottsii [Mammillaria]............................... 4: 53

Neomammillaria pygmaea [Mammillaria] .......................... 4: 58Neomammillaria rekoi [Mammillaria] ................................ 4: 60Neomammillaria runyonii [Mammillaria melanocentra] .... 4: 64Neomammillaria saffordii [Mammillaria carretii] .............. 5: 17Neomammillaria schmollii [Mammillaria discolor]............ 5: 19Neomammillaria scrippsiana [Mammillaria]...................... 5: 20Neomammillaria sheldonii [Mammillaria].......................... 5: 22Neomammillaria slevinii [Mammillaria] ............................. 5: 22Neomammillaria standleyi [Mammillaria] .......................... 5: 26Neomammillaria swinglei [Mammillaria] ........................... 5: 28Neomammillaria tenampensis [Mammillaria]..................... 5: 18Neomammillaria viridiflora [Mammillaria] ........................ 5: 35Neomammillaria yucatanensis [Mammillaria].................... 5: 40NeoporteriaNeoporteria...................................................................26: 75-98Neoporteria, annotated dictionary entry............4: 73; 8: 92, 102Neoporteria flowering periods......................................26: 80-81Neoporteria aricensis [Eriosyce iquiquensis].................... 23: 15Neoporteria castanea [Eriosyce subgibbosa var.]............. 26: 77Neoporteria clavata [Eriosyce subgibbosa ssp.] ............... 26: 91Neoporteria coimasensis [Eriosyce senilis ssp.]................ 26: 77Neoporteria horrida comb.n. [Eriosyce] ............................. 5: 93Neoporteria islayensis [Eriosyce]...................................... 23: 15Neoporteria krainziana [Eriosyce islayensis].................... 23: 15Neoporteria laniceps [Eriosyce villosa] ............................ 26: 77Neoporteria litoralis [Eriosyce villosa].26: 78, 81-82, 90-91, 95Neoporteria microsperma [Eriosyce clavata] ................... 26: 97Neoporteria multicolor [Eriosyce senilis] ......................... 26: 77Neoporteria nidus [Eriosyce senilis] ........................... 26: 77, 96Neoporteria nigrihorrida [Eriosyce clavata ssp.] ........26: 91-92Neoporteria sociabilis [Eriosyce]...................................... 26: 96Neoporteria subgibbosa [Eriosyce] ................................... 26: 96Neoporteria taltalensis [Eriosyce]..................................... 26: 96Neoporteria vallenarensis [Eriosyce subgibbosa ssp.]26: 78, 81-83, 90-91, 95Neoporteria wagenknechtii [Eriosyce]..26: 78, 81-82, 90-91, 95NeoraimondiaNeoraimondia, annotated dictionary entry ....4: 73; 8: 92; 24: 80NeowerdermanniaNeowerdermannia, annotated dictionary entry..........4: 73; 8: 91NicheliaNichelia n.illeg. [Eriosyce] .............................................. 27: 125NolinaNolina recurvata ...................................................... 1: 29, 30, 31NopaleaNopalea [Opuntia] .........................8: 88; 24: 96, 99, 102; 27: 55Nopalea angustifrons [Opuntia dejecta].......................... 13: 100Nopalea auberi [Opuntia]....................................13: 106; 24: 99Nopalea brittonii [Opuntia] ............................................. 13: 116Nopalea coccifera n.inval. [Opuntia cochenillifera] ....... 14: 111Nopalea cochenillifera [Opuntia].................................... 14: 111

Nopalea dejecta [Opuntia]............................................... 14: 131Nopalea escuintlensis [Opuntia inaperta] ....................... 14: 143Nopalea gaumeri [Opuntia inaperta] .............................. 16: 120Nopalea guatemalensis [Opuntia lutea] .......................... 16: 127Nopalea hondurensis [Opuntia]....................................... 21: 127Nopalea inaperta [Opuntia]............................................. 17: 114Nopalea karwinskiana [Opuntia].........................17: 118; 24: 99Nopalea lutea [Opuntia] ............................16: 127; 17: 131(HT)Nopalea moniliformis [Consolea].................................... 18: 132Nopalea nuda [Opuntia] .................................. 18: 127(HT), 137NopalxochiaNopalxochia [infrag. Heliocereus]....................................... 8: 89Nopalxochia conzattiana [Disocactus ackermannii var. conzattianus] 9:87Nopalxochia horichii [Pseudorhipsalis].............................. 9: 87NormanbokeaNormanbokea [infrag. Neolloydia] ...................................... 8: 94Normanbokea pseudopectinata [Turbinicarpus] ................. 4: 15Normanbokea valdeziana [Turbinicarpus].......................... 4: 14NotechidnopsisNotechidnopsis columnaris.................................................. 6: 45Notechidnopsis tessellata................................................6: 45-46NotocactusNotocactus [Parodia]...............................................8: 92; 24: 81Notocactus, seed morphology.........................................4: 79-96Notocactus, Brasilicactus group seeds......................4: 84, 91-92Notocactus, Brasiliparodia group seeds................... 4: 81, 84, 94Notocactus, Concinnus group seeds ....................4: 83-84, 87-89Notocactus, Eriocactus group seeds............................... 4: 84, 93Notocactus, Linkii group seeds.................................4: 83, 86-87Notocactus, Mammulosus group seeds.....................4: 84, 89-90Notocactus, Ottonis group seeds...............................4: 83, 85-86Notocactus, Uebelmannianus group seeds..................... 4: 84, 91Notocactus, Wigginsia group seeds ...............4: 80-81, 84, 92-93Notocactus subg. Gymnocephalus ..................................... 25: 42Notocactus subg. Neonotocactus [Gymnocephalus].... 25: 39, 42Notocactus allosiphon [Parodia]........................5: 93; 25: 38-39Notocactus allosiphon var. pulchellus n.nud. [Parodia allosiphon] 25: 43Notocactus buiningii [Parodia] ...............................5: 93; 25: 42Notocactus crassigibbus [Parodia]...................................... 5: 93Notocactus horstii [Parodia] ............................................... 5: 93Notocactus mueller-melchersii [Parodia]............................ 5: 93Notocactus neohorstii [Parodia].......................................... 5: 93Notocactus orthacanthus [Parodia allosiphon]................. 25: 39Notocactus polyacanthus [Parodia langsdorfii]...........13: 25-31Notocactus rutilans [Parodia] ............................................. 5: 93Notocactus sellowii [Parodia] ................................13: 25-31, 33Notocactus submammulosus [Parodia] ........................24: 74-76Notocactus succinea [Parodia].....................5: 93; 13: 25-31, 33

Notocactus uebelmannianus Buin. non Ritter [Parodia crassigibba] 5:93Notocactus werdermanniana [Parodia] .............................. 5: 93NycteranthusNycteranthus abbreviatus n.illeg. [Phyllobolus] ............. 23: 103Nycteranthus herbertii n.illeg. [Phyllobolus abbreviatus]23: 103NyctocereusNyctocereus [Peniocereus] .................................................. 8: 89Nyctocereus chontalensis [Selenicereus]............................. 9: 91Nyctocereus guatemalensis [Peniocereus hirschtianus]9: 90; 16: 37Nyctocereus hirschtianus [Peniocereus].............................. 9: 90Nyctocereus neumannii [Peniocereus hirschtianus]............ 9: 90Nyctocereus oaxacensis [Peniocereus]....................9: 90; 16: 37ObesiaObesia [Piaranthus]........................................................... 12: 67Obesia decora [Piaranthus]............................................... 12: 74Obesia geminata [Piaranthus]........................................... 12: 80Obesia punctata [Piaranthus]............................................ 12: 94Obesia serrulata [Piaranthus decorus] ............................. 12: 74ObetiaObetia ficifolia ..............................................................22: 43-52ObregoniaObregonia, annotated dictionary entry ......................4: 74; 8: 93Obregonia denegrii..........................................24: 76, 78; 27: 40OctopomaOctopoma..........................................................16: 70-72; 27: 89Octopoma abruptum .................................................... 16: 71, 72Octopoma calycinum [Zeuktophyllum]........................ 16: 72, 89Octopoma conjunctum [connatum].................................... 16: 72Octopoma connatum ............16: 71, 72, 82; 27: 89, 93, 100, 109Octopoma inclusum ..................................................... 16: 71, 72Octopoma octojuge ..16: 71, 72, 73, 82; 27: 86, 89, 92, 100, 109Octopoma quadrisepalum comb.n......................... 16: 71, 72, 82Octopoma rupigenum............................................. 16: 71, 72, 73Octopoma subglobosum..............................16: 71, 72, 73-74, 82Octopoma tetrasepalum comb.n. ........................... 16: 71, 72, 74OdontophorusOdontophorus ...............................................................11: 82-85Odontophorus albus [nanus].............................................. 11: 83Odontophorus angustifolius......................................... 11: 83, 85Odontophorus angustifolius ssp. protoparcoides .. 11: 83, 84, 85Odontophorus herrei.................................................... 11: 83, 85Odontophorus marlothii..................................................... 11: 83Odontophorus nanus.....................................................11: 82-83Odontophorus primulinus [nanus]..................................... 11: 83OehmeaOehmea [Mammillaria] ....................................................... 8: 94OophytumOophytum........................................................................... 22: 34Ophthalmophyllum

Ophthalmophyllum australe [Conophytum singulare] ...... 9: 109Ophthalmophyllum longum [Conophytum]...................8: 58(LT)Ophthalmophyllum lydiae [Conophytum]............................ 8: 59Ophthalmophyllum maughanii [Conophytum] .......8: 61(LT), 83Ophthalmophyllum maughanii var. rufescens n.nud. [Conophytum] 8: 83-84(NT)Ophthalmophyllum pillansii [Conophytum] .........8: 73-74; 9: 95Ophthalmophyllum praesectum [Conophytum].7: 56; 8: 76(NT)Ophthalmophyllum pubescens [Conophytum] ................8: 76-77Ophthalmophyllum rufescens [Conophytum] .........8: 83-84(NT)Ophthalmophyllum spathulatum [Conophytum]................ 9: 113Ophthalmophyllum vanheerdei [Conophytum renominatum]8: 80OpuntiaOpuntia .............. 13: 88-118; 24: 96, 104; 26: 63; 27: 41, 54, 55Opuntia, annotated dictionary entry ..........................4: 75; 8: 88Opuntia cultivars...........................................................23: 66-72Opuntia earliest description in Hill (1753) .................. 11: 71, 74Opuntia history .............................................................13: 89-91Opuntia subg. Platyopuntia n.inval. [Opuntia] ................. 24: 94Opuntia ser. Inamoenae..................................................... 10: 89Opuntia ser. Palmadorae................................................... 10: 89Opuntia ser. Weberianae ................................................... 23: 57Opuntia [Cactus infrag.] .................................................... 13: 89Opuntia abjecta [triacantha] ............................................. 13: 92Opuntia abyssi [Cylindropuntia] ....................................... 13: 92Opuntia acanthocarpa [Cylindropuntia] .......13: 92(LT)-93(LT)Opuntia acanthocarpa var. coloradensis [Cylindropuntia]13: 93Opuntia acanthocarpa ssp./var. ganderi [Cylindropuntia ganderi] 13: 93Opuntia acanthocarpa var. major [Cylindropuntia] ......... 13: 93Opuntia acanthocarpa var. ramosa [Cylindropuntia acanthocarpa var. major].......................................................................................13: 93-94Opuntia acanthocarpa var. thornberi [Cylindropuntia]13: 89, 94Opuntia acaulis.................................................................. 13: 94Opuntia aciculata............................................................... 13: 94Opuntia aciculata var. orbiculata [aciculata] ................... 13: 94Opuntia adacantha n.nud. [?] ............................................ 13: 94Opuntia aequatorialis ........................................................ 13: 94Opuntia affinis [velutina]...................................... 13: 94(ET)-95Opuntia aggeria [Grusonia] .............................................. 13: 95Opuntia agglomerata [Grusonia] ...................................... 13: 95Opuntia alamosensis [Cylindropuntia thurberi]................ 13: 95Opuntia albata [microdasys ‘Angel Wings’] .................... 13: 95Opuntia albicans [robusta?] .............................................. 13: 95Opuntia albicans var. laevior [robusta?]........................... 13: 95Opuntia albiflora [salmiana var.]...................................... 13: 95Opuntia albisaetacens [Airampoa].............................13: 95(LT)Opuntia albisaetacens × soehrensii [Airampoa albisaetacens var. robustior]............................................................................................ 13: 96Opuntia albisaetacens var. robustior [Airampoa]........13: 95-96Opuntia albisetosa n.nud. [sulphurea?]............................. 13: 96

Opuntia albispinosa n.nud. [?]........................................... 13: 96Opuntia alcahes [Cylindropuntia] ..................................... 13: 96Opuntia alexanderi [Tephrocactus]..............................13: 96-97Opuntia alexanderi var. bruchii [Tephrocactus alexanderi]13: 97Opuntia alexanderi var. subsphaerica [Tephrocactus alexanderi] 13: 97Opuntia alfagayucca n.nud. [ficus-indica var. amyclaea]13: 97; 14: 140Opuntia alfayucca n.nud. [ficus-indica var. amyclaea]..... 13: 97Opuntia alko-tuna .............................................................. 13: 97Opuntia allairei [humifusa] ..........................................13: 97-98Opuntia alpicola [Maihueniopsis?] ................................... 13: 97Opuntia alpina n.nud. [Pterocactus tuberosus?] ............... 13: 98Opuntia ×alta [engelmannii × stricta]............................... 13: 98Opuntia altamirani n.nud. [?] ............................................ 13: 98Opuntia amarilla [megacantha] ........................................ 13: 98Opuntia ambigua n.nud. [?]............................................... 13: 98Opuntia americana [?]....................................................... 13: 98Opuntia ammophila .....................................13: 98; 17: 113, 123Opuntia ammophila × stricta [×pisciformis] ................... 19: 102Opuntia amodea n.nud. [?] ................................................ 13: 98Opuntia amyclaea [ficus-indica var. amyclaea] ................ 13: 98Opuntia amyclaea var. ficus-indica n.nud. & mend. [ficus-indica var.amyclaea]......................................................................13: 98-99Opuntia anacantha......................... 13: 99(LT); 14: 104; 16: 127Opuntia anacantha var. kiska-loro .................................. 17: 119Opuntia anacantha var. retrorsa ....................................... 20: 56Opuntia anacantha var. utkilio .....................................22: 66-67Opuntia anahuacensis [dillenii]......................................... 13: 99Opuntia andeada n.nud. [?] ............................................... 13: 99Opuntia andicola [Maihueniopsis glomerata].......13: 99; 26: 67Opuntia andicola var. crassior n.nud. [Maihueniopsis glomerata] 13: 99Opuntia andicola var. elongata [Maihueniopsis glomerata]13: 99Opuntia andicola var. fulvispina [Maihueniopsis glomerata]13: 99Opuntia andicola var. major [Maihueniopsis glomerata].13: 99Opuntia andicola var. minor n.nud. [Maihueniopsis glomerata]13: 99Opuntia angusta [pubescens]............................................. 13: 99Opuntia angustata [phaeacantha var.] .......................13: 99-100Opuntia angustata var. comonduensis [tapona] .............. 14: 112Opuntia anteojoensis [Cylindropuntia] ........................... 13: 100Opuntia antillana [taylori].................................13: 100; 14: 135Opuntia aoracantha [Tephrocactus]................................ 13: 100Opuntia apurimacensis comb.n. ...................................... 13: 100Opuntia aquosa [Pereskiopsis]............................13: 100; 21: 73Opuntia arborea [Opuntia brasiliensis] .................. 13: 100, 101Opuntia arborea Rojas Acosta non (Vell.) Steud. [?] ..... 13: 100Opuntia arborescens [Cylindropuntia imbricata] ... 13: 100, 102Opuntia arborescens var. spinosior n.nud. [Cylindropuntia]13: 100, 102Opuntia arbuscula [Cylindropuntia] ............................... 13: 102Opuntia arbuscula var. congesta [Cylindropuntia congesta]13: 102Opuntia arcei ................................................................... 13: 102Opuntia arechavaletae [monacantha] ............................. 13: 102

Opuntia arenaria ............................................................. 13: 102Opuntia argentina [Brasiliopuntia brasiliensis].............. 13: 102Opuntia arizonica [phaeacantha].................................... 13: 103Opuntia arizonica Rose non Griff. [engelmannii]........... 13: 103Opuntia arizonica var. fulgens n.inval. [phaeacantha] ... 13: 103Opuntia arkansana [humifusa] ........................................ 13: 103Opuntia armata.........................................................13: 103(LT)Opuntia armata var. panella [armata]......................13: 103(LT)Opuntia arrastradillo [stenopetala]................................. 13: 103Opuntia articulata comb.n.(superfl.) [Tephrocactus]5: 93; 13: 103; 22: 64Opuntia articulata var. oligacantha [Tephrocactus articulatus]13: 104Opuntia articulata var. syringacantha [Tephrocactus articulatus] 13: 105Opuntia asplundii [Cumulopuntia pentlandii]................. 13: 105Opuntia assumptionis....................................................... 13: 105Opuntia atacamensis [Maihueniopsis] ............................ 13: 105Opuntia atrispina............................................................. 13: 105Opuntia atrocapensis [dillenii].................................13: 105-106Opuntia atroglobosa comb.n. [Maihueniopsis nigrispina]13: 106Opuntia atropes ............................................................... 13: 106Opuntia atrovirens [?]...................................................... 13: 106Opuntia atroviridis [Austrocylindropuntia floccosa]13: 106(NT)Opuntia atroviridis fa. longicylindrica [Austrocylindropuntia floccosa] 13:106Opuntia atroviridis fa. parviflora [Austrocylindropuntia floccosa] 13: 106Opuntia atroviridis fa. paucispina [Austrocylindropuntia floccosa] 13: 106Opuntia attulica [?].......................................................... 13: 106Opuntia auberi................................................................. 13: 107Opuntia aulacothele [Tephrocactus weberi] ................... 13: 107Opuntia aurantiaca13: 88(HT); 107; 14: 143-144; 18: 117-118, 132Opuntia aurantiaca var. extensa [aurantiaca]................. 13: 107Opuntia aurea .................................................................. 13: 109Opuntia aureispina .......................................................... 13: 107Opuntia aureispina × macrocentra [×rooneyi] ................. 20: 60Opuntia aureispina × phaeacantha [×spinosibacca]19: 100; 21: 76Opuntia australis [Pterocactus]....................................... 13: 107Opuntia austrina13: 107; 14: 121, 136-137; 19: 104, 110; 21: 75Opuntia azurea................................................................. 13: 108Opuntia backebergii [Cumulopuntia pentlandii]............. 13: 108Opuntia bahamana........................................................... 13: 108Opuntia bahiensis [Brasiliopuntia brasiliensis] .............. 13: 108Opuntia ×bakeri [pubescens × soederstromiana]............ 13: 108Opuntia bala n.nud. [?].................................................... 13: 108Opuntia balearica n.nud. [stricta] ................................... 13: 108Opuntia ballii [macrorhiza var. pottsii]........................... 13: 108Opuntia barbata [erinacea] ............................................. 13: 108Opuntia barbata var. gracillima [erinacea] .................... 13: 108Opuntia barkleyana [pulchella]....................................... 13: 109Opuntia bartramii ............................................................ 13: 109Opuntia basilaris13: 109; 14: 135; 22: 11; 24: 100; 27: 8, 10, 56, 62, 64Opuntia basilaris × microdasys ?[×macrocalyx]............. 18: 115

Opuntia basilaris × rufida [×sanguinea n.inval.].........21: 64-65Opuntia basilaris var. aurea [aurea]............................... 13: 109Opuntia basilaris var. basilaris ......................................... 27: 56Opuntia basilaris var. brachyclada ................................. 13: 109Opuntia basilaris var. caerulea n.nud. [basilaris]........... 13: 109Opuntia basilaris var./fa. cordata [basilaris].................. 13: 109Opuntia basilaris var. cordata fa. cristata [‘Cristata’].... 13: 111Opuntia basilaris var. heilii [basilaris] ........................... 13: 109Opuntia basilaris var. humistrata [basilaris] ....13: 109; 16: 135Opuntia basilaris var. longiareolata [basilaris].......13: 109-110Opuntia basilaris var. minima [basilaris]........................ 13: 110Opuntia basilaris var. nana n.nud. [basilaris]................. 13: 110Opuntia basilaris var. nevadensis [basilaris] .................. 13: 110Opuntia basilaris var. pfersdorffii n.nud. [basilaris]....... 13: 110Opuntia basilaris var. ramosa [basilaris]........................ 13: 110Opuntia basilaris var. treleasei [basilaris]...................... 13: 110Opuntia basilaris ssp./var. whitneyana [basilaris].......... 13: 110Opuntia basilaris var. woodburyi [basilaris]............13: 110-111Opuntia basilaris ‘Cristata’ stat.n.................................... 13: 111Opuntia basilaris ‘The Bride’.......................................... 13: 111Opuntia beckeriana [humifusa] .........................13: 111; 19: 112Opuntia bella ................................................................... 13: 111Opuntia bensonii.............................................................. 13: 111Opuntia bentonii [stricta] ................................................ 13: 111Opuntia bergeriana [elatior] ............................. 13: 89(HT), 111Opuntia bernardina [Cylindropuntia californica]....13: 111-112Opuntia bernardina var. cristata n.nud. [Cylindropuntia californica] 13:112Opuntia bernhardinii n.nud. [Grusonia vilis].................. 13: 112Opuntia ×bernichiana n.nud. [?] ..................................... 13: 112Opuntia berteri [Eriosyce subgibbosa]............................ 13: 112Opuntia berteri Hoffm. non Colla [Cumulopuntia leucophaea]13: 112Opuntia betancourt n.nud. [?].......................................... 13: 112Opuntia bicolor [Austrocactus spiniflorus] ..................... 13: 112Opuntia bigelovii [Cylindropuntia] .......... 13: 112(LT), 113(LT)Opuntia bigelovii var. hoffmannii [Cylindropuntia ×fosbergii]13: 112Opuntia bisetosa ...................................................... 13: 112, 114Opuntia bispinosa ............................................................ 13: 114Opuntia blakeana [phaeacantha] .................................... 13: 114Opuntia blancii [Austrocylindropuntia] .......................... 13: 114Opuntia boldinghii........................................................... 13: 114Opuntia boliviana [Cumulopuntia pentlandii]................. 13: 114Opuntia boliviensis [Airampoa]............................... 13: 114(NT)Opuntia bonaerensis [elata] .................................... 13: 114(NT)Opuntia ×bonplandii [ficus-indica × soederstromiana].. 13: 115Opuntia borinquensis....................................................... 13: 115Opuntia brachyacantha comb.n. [sulphurea ssp.]........... 13: 115Opuntia brachyarthra [fragilis]....................................... 13: 115Opuntia brachyclada [basilaris var.]............................... 13: 109Opuntia brachyclada var. humistrata [basilaris]13: 109; 16: 135

Opuntia brachydelphys [Maihuenia patagonica] ............ 13: 115Opuntia brachyrhopalica [pulchella] .............................. 13: 115Opuntia bradleyi [Austrocylindropuntia cylindrica]....... 13: 115Opuntia bradtiana [Grusonia]......................................... 13: 115Opuntia brandegeei [Pereskiopsis]...........................13: 115-116Opuntia brasiliensis [Brasiliopuntia] .............................. 13: 116Opuntia brasiliensis fa. aureovariegata n.inval. [Brasiliopuntia brasiliensis].......................................................................................... 13: 116Opuntia brasiliensis var. minor n.nud. [Brasiliopuntia brasiliensis] 13: 116Opuntia brasiliensis var. schomburgkii n.nud. [Brasiliopuntia brasiliensis] 13:116; 18: 140Opuntia brasiliensis var. spinosior n.nud. [Brasiliopuntia brasiliensis] 13:116Opuntia brasiliensis var. tenuifolia n.nud. [Brasiliopuntia brasiliensis] 13:116Opuntia brasiliensis var. tenuior n.nud. [Brasiliopuntia brasiliensis] 13:116Opuntia brasiliensis ssp. subacarpa [Brasiliopuntia brasiliensis] 21: 83Opuntia bravoana ............................................................ 13: 116Opuntia brevispina [Cylindropuntia alcahes] ................ 13: 116Opuntia bruchii [Tephrocactus alexanderi] ...................... 13: 97Opuntia bruchii fa. brachyacantha [Tephrocactus alexanderi]13: 97Opuntia bruchii var. macracantha [Tephrocactus alexanderi]13: 97Opuntia brunnescens [sulphurea].................................... 13: 116Opuntia brunneogemmia comb.n........................13: 29, 116-117Opuntia bulbispina [Grusonia]........................................ 13: 117Opuntia bulbosa [macrorhiza]...........................13: 117; 15: 112Opuntia burbankii n.nud.................................................. 13: 117Opuntia burrageana [Cylindropuntia alcahes var.] ........ 13: 117Opuntia cacanapa [engelmannii] .................................... 14: 101Opuntia caerulea n.nud. [?]............................................. 14: 101Opuntia caerulescens [kleiniae] ...................................... 14: 101Opuntia caesia [phaeacantha]......................................... 14: 101Opuntia calacantha [?] .................................................... 14: 101Opuntia calacantha var. rubra [?]................................... 14: 101Opuntia calantha [Airampoa microdisca]....................... 14: 101Opuntia calcicola [humifusa] .......................................... 14: 101Opuntia californica Engelm. [Cylindropuntia sp.]...14: 101-102Opuntia californica (Torrey & Gray) Colv. n.illeg. [Cylindropuntia] 14:102; 21: 70Opuntia calmalliana [Cylindropuntia] ............................ 14: 102Opuntia calochlora n.nud. [?].......................................... 14: 102Opuntia calva n.illeg. [Tephrocactus articulatus]....13: 103-104Opuntia camachoi [Maihueniopsis]................................. 14: 102Opuntia camanchica & 11 vars. [phaeacantha].......14: 102-103Opuntia camanchica ‘Longispina’ [phaeacantha ‘Longispina’]19: 99Opuntia camanchica ssp./var. albispina [phaeacantha ‘Albispina’] 19: 99Opuntia camanchica var. major [phaeacantha var.]....... 19: 100Opuntia camanchica var. minor [phaeacantha ‘Minor’] .. 19: 99Opuntia camanchica var. obicularis [polyacantha] .....23: 64-65

Opuntia camanchica var. pallida [phaeacantha ‘Pallida’] 19: 99Opuntia camanchica var. rubra [phaeacantha ‘Rubra’]19: 99-100Opuntia camanchica var. salmonea [phaeacantha ‘Salmonea’]19: 100Opuntia campestris [Cumulopuntia corotilla]................. 14: 103Opuntia camuessa n.nud. [robusta]................................. 14: 103Opuntia canada [laevis × phaeacantha?]........................ 14: 103Opuntia candelabriformis [spinulifera]........................... 14: 103Opuntia candelabriformis var. rigidior [spinulifera]14: 103-104Opuntia canina [anacantha]............................................ 14: 104Opuntia cantabrigiensis [engelmannii var. cuija]14: 104, 120-121Opuntia canterae [elata].................................................. 14: 104Opuntia caracassana .... 14: 104; 20: i, iv; 21: 64; 22: 64; 23: 59Opuntia cardenche [Cylindropuntia imbricata] .............. 14: 104Opuntia cardiosperma ...............................14: 104, 106; 18: 128Opuntia cardona n.nud. [?].............................................. 14: 104Opuntia caribaea [Cylindropuntia] ................................. 14: 104Opuntia carnosa [?] ......................................................... 14: 105Opuntia carolina n.nud. [?] ............................................. 14: 105Opuntia carrerana n.nud. [pubescens?] .......................... 14: 105Opuntia carrizalensis n.nud. [Miqueliopuntia miquelii].14: 105Opuntia castillae [megacantha]....................................... 14: 105Opuntia catacantha [Consolea rubescens]...................... 14: 105Opuntia catingicola [Tacinga palmadora] ...................... 14: 105Opuntia catingicola var. fulviceps [Tacinga palmadora] 14: 105Opuntia cedergreniana [Airampoa] .................14: 105(NT)-106Opuntia cereiformis [Grusonia bradtiana].............. 14: 106(NT)Opuntia ×cervicornis [?].................................................. 14: 106Opuntia cespitosa [humifusa] .......................................... 14: 106Opuntia chaetocarpa [hyptiacantha?] ............................. 14: 106Opuntia chaffeyi...................................................14: 106; 27: 50Opuntia chakensis [cardiosperma]...........................14: 106(LT)Opuntia chapistle [Pereskiopsis] ..................................... 14: 106Opuntia charlestonensis [phaeacantha] ...................14: 106-107Opuntia chata [megacantha] ........................................... 14: 107Opuntia chavena .............................................................. 14: 107Opuntia chichensis [Cumulopuntia] ................................ 14: 107Opuntia chichensis var. colchana [Cumulopuntia chichensis]14: 107Opuntia chihuahuensis..................................................... 14: 107Opuntia chilensis [Maihueniopsis camachoi].................. 14: 107Opuntia chinensis [ficus-indica]...................................... 14: 108Opuntia chisosensis ......................................................... 14: 108Opuntia chlorotica........................................................... 14: 108Opuntia chlorotica var. gosseliniana............................... 14: 108Opuntia chlorotica var. santa-rita .......................14: 108; 21: 71Opuntia cholla [Cylindropuntia] ..............................14: 108-109Opuntia chrysacantha n.nud. [?] ..................................... 14: 109Opuntia chuquisacana [Austrocylindropuntia vestita].... 14: 109Opuntia ciliosa [?] ........................................................... 14: 109Opuntia cineracea [Cylindropuntia tesajo]..................... 14: 109Opuntia cintiensis n.nud. [?]............................................ 14: 109

Opuntia ciribe [Cylindropuntia bigelovii var.]................ 14: 109Opuntia clavarioides [Maihueniopsis] ..........14: 109; 26: 64, 65Opuntia clavarioides ‘Cristata’ [Maihueniopsis] ............ 14: 110Opuntia clavarioides var. cristata [Maihueniopsis clavarioides ‘Cristata’] 14:110Opuntia clavarioides var. fasciata [Maihueniopsis clavarioides]14: 110Opuntia clavarioides var. fastigiata [Maihueniopsis clavarioides] 14: 110Opuntia clavarioides var. monstruosa [Maihueniopsis clavarioides] 14:110Opuntia clavarioides var. ruiz-lealii n.inval.[Maihueniopsis clavarioides] 14:110Opuntia clavata Engelm. [Grusonia] .............................. 14: 110Opuntia clavata Phil. n.illeg. [Austrocactus spiniflorus] 14: 110Opuntia clavellina [Cylindropuntia molesta var.]....14: 110-111Opuntia coccinea n.nud. [tuna] ....................................... 14: 111Opuntia cochabambensis................................................. 14: 111Opuntia cochenillifera14: 111, 127(LT); 15: 86, 87, 96; 18: 117Opuntia cochinera [O. robusta × sp.(Streptacanthae)]... 14: 111Opuntia coerulea n.nud. [?]............................................. 14: 111Opuntia cognata........................................................14: 111-112Opuntia colubrina............................................................ 14: 112Opuntia ×columbiana [fragilis × polyacantha var. polyacantha]14: 112Opuntia comonduensis [tapona]...................................... 14: 112Opuntia compressa (Salisb.) Macbr. n.mend. [ficus-indica]14: 112Opuntia compressa Howard & Touw n.illeg. [humifusa]5: 12; 14: 112, 114Opuntia compressa var. allairei n.inval. [humifusa] ......... 13: 97Opuntia compressa var. austrina n.mend. [austrina]...... 13: 107Opuntia compressa var. grandiflora n.inval. [macrorhiza]16: 125Opuntia compressa var. humifusa n.mend. [humifusa] ... 16: 134Opuntia compressa var. macrorhiza [macrorhiza].......... 18: 116Opuntia compressa var. microsperma n.mend. [humifusa]16: 135Opuntia compressa var. stenochila n.inval. [macrorhiza]. 21: 80Opuntia confusa [engelmannii].................................14: 112-113Opuntia ×congesta [Cylindropuntia]............................... 13: 102Opuntia conjugens ........................................................... 14: 113Opuntia conoidea [Maihueniopsis].................................. 14: 113Opuntia consoleana [?].................................................... 14: 113Opuntia convexa [engelmannii]....................................... 14: 113Opuntia corallicola [Consolea] ....................................... 14: 113Opuntia cordobensis ........................................................ 14: 113Opuntia corotilla [Cumulopuntia] ................................... 14: 113Opuntia corotilla var. aurantiaciflora [Cumulopuntia corotilla]14: 116Opuntia corrugata [Airampoa]........................................ 14: 116Opuntia corrugata var. major n.nud. [Airampoa corrugata]14: 116Opuntia corrugata var. monvillei [Airampoa corrugata] 14: 116Opuntia corrugata var. robustior [Airampoa corrugata] 14: 116Opuntia costigera [Cylindropuntia imbricata?] .............. 14: 116Opuntia covillei [×vaseyi]................................................ 14: 116Opuntia covillei var. piercei [littoralis]......14: 116-117; 17: 128Opuntia covillei var. vaseyi [×vaseyi]................................ 22: 67

Opuntia coyote n.nud. [?]................................................. 14: 117Opuntia crassa................................................................. 14: 117Opuntia crassa var. major ............................................... 14: 117Opuntia crassicylindrica [Cumulopuntia sphaerica] ...... 14: 117Opuntia cretochaeta [hyptiacantha]................................ 14: 117Opuntia crinifera [orbiculata] ......................................... 14: 117Opuntia crinifera var. lanigera [orbiculata] .....14: 117; 17: 122Opuntia crispicrinita [Austrocylindropuntia floccosa] ... 14: 117Opuntia crispicrinita var. cylindracea [Austrocylindropuntia floccosa] 14:120Opuntia crispicrinita var. cylindracea subvar. flavicoma[Austrocylindropuntia floccosa] ...................................... 14: 120Opuntia crispicrinita var. tortispina [Austrocylindropuntia floccosa] 14:120Opuntia cristata n.nud. [Cylindropuntia imbricata] ....... 14: 120Opuntia cruciata n.nud. [Consolea moniliformis]........... 14: 120Opuntia crystalenia.......................................................... 14: 120Opuntia ×cubensis [dillenii × triacantha] .........14: 120; 18: 138Opuntia cucumiformis [pentlandii].................................. 14: 120Opuntia cuija [engelmannii var.]..............................14: 120-121Opuntia cumingii hort. ex Hirscht n.nud. [subulata]....... 14: 121Opuntia cumingii hort. ex Schelle n.nud. [pentlandii]..... 14: 121Opuntia cumulicola [austrina]......................................... 14: 121Opuntia curassavica ......................14: 121, 124; 15: 98; 27: 142Opuntia curassavica var. columbiana [curassavica]....... 14: 121Opuntia curassavica var. elongata n.illeg. [curassavica]14: 121Opuntia curassavica var. longa [curassavica] ........ 14: 121, 124Opuntia curassavica var. major n.inval. [curassavica]... 14: 124Opuntia curassavica var. media [curassavica]................ 14: 124Opuntia curassavica var. minima n.nud. [curassavica]..14: 124Opuntia curassavica var. minor [curassavica]................ 14: 124Opuntia curassavica var. taylorii [repens] ...................... 14: 124Opuntia ×curvispina [chlorotica × phaeacantha] ........... 14: 124Opuntia cyanea ................................................................ 14: 124Opuntia cyanella [engelmannii] ...................................... 14: 124Opuntia cyclodes [engelmannii] ...............................14: 124-125Opuntia cycloidea n.nud. [humifusa]............................... 14: 125Opuntia cylindroarticulata [Cumulopuntia dactylifera].14: 125Opuntia cylindrica [Austrocylindropuntia] ..................... 14: 125Opuntia cylindrica var. cristata n.nud. [Austrocylindropuntia cylindrica] 14:125Opuntia cylindrica var. cristata fa. minor n.nud. [Austrocylindropuntiacylindrica]........................................................................ 14: 125Opuntia cylindrica var. robustior n.nud. [Austrocylindropuntia cylindrica] 14:125Opuntia cylindrolanata [Austrocylindropuntia floccosa] 14: 125Opuntia cymochila................................................... 14: 125, 128Opuntia dactylifera [Cumulopuntia]................................ 14: 128Opuntia darrahiana [×lucayana?]................................... 14: 128

Opuntia darwinii [Maihueniopsis]14: 128(LT), 130; 26: 64, 66; 27: i-ii, 3, 5,6, 37Opuntia davisii [Cylindropuntia].............. 14: 129(LT), 130(LT)Opuntia deamii................................................................. 14: 130Opuntia dearmata n.nud. [Tephrocactus articulatus] ..... 14: 130Opuntia decipiens [Cylindropuntia imbricata]14: 130; 15: 53, 60, 63Opuntia decipiens var. major n.nud. [Cylindropuntia imbricata]14: 130Opuntia decipiens var. minor n.nud. [Cylindropuntia imbricata]14: 130Opuntia decumana [ficus-indica] .................................... 14: 130Opuntia decumana var. flore-gilvo n.nud. [ficus-indica] 14: 131Opuntia decumana var. sanguinea n.nud. [ficus-indica].14: 131Opuntia decumana var. spinulescens n.nud. [ficus-indica]14: 131Opuntia decumbens....................14: 115(NT), 131(NT); 17: 117Opuntia decumbens var. irrorata n.nud. [decumbens] .... 14: 131Opuntia decumbens var. longispina n.nud. [?] ................ 14: 131Opuntia decumbens var. scheinvariana n.inval. [decumbens]14: 131Opuntia decumbens var. silvicola n.nud. [?].................... 14: 131Opuntia deflexa n.nud. [elatior?]..................................... 18: 132Opuntia dejecta..................................................13: 100; 14: 131Opuntia delaetiana........................................................... 14: 131Opuntia delicata [macrorhiza] .................................14: 131-132Opuntia deltica [engelmannii] ......................................... 14: 132Opuntia demissa [×occidentalis] ..................................... 14: 132Opuntia demorenia n.nud. [?].......................................... 14: 132Opuntia demoriana n.nud. [?].......................................... 14: 132Opuntia densiaculeata [Cylindropuntia] ......................... 14: 132Opuntia densispina [Grusonia schottii]........................... 14: 132Opuntia denudata n.nud. [Austrocylindropuntia floccosa]15: 107Opuntia depauperata ....................................................... 14: 132Opuntia deppei n.nud. [?] ................................................ 14: 132Opuntia depressa ............................................................. 14: 132Opuntia ×deserta [Cylindropuntia ×deserta] .................. 14: 133Opuntia diademata [Tephrocactus articulatus]............... 13: 104Opuntia diademata var./fa. calva n.mend. [Tephrocactus articulatus] 13:104Opuntia diademata var. chionacantha n.inval. [Tephrocactus articulatus] 14:133Opuntia diademata var. inermis [Tephrocactus articulatus]13: 104Opuntia diademata var. oligacantha [Tephrocactus articulatus]13: 104Opuntia diademata var. polyacantha [Tephrocactus articulatus]13: 104Opuntia dichotoma [?] ..................................................... 14: 133Opuntia diffusa n.nud. [dejecta] ...................................... 14: 133Opuntia digitalis [Austrocylindropuntia verschaffeltii]..... 22: 68Opuntia diguetii [Pereskiopsis] ....................................... 14: 133Opuntia dillei [engelmannii]............................................ 14: 133Opuntia dillenii2: 43, 63; 13: 99; 14: 126, 133; 16: 121, 133; 18: 118, 121,136-137; 20: 91, 118; 21: 81; 22: 62; 23: 66Opuntia dillenii × triacantha [×cubensis] ....................... 14: 120Opuntia dillenii × Consolea nashii [×lucayana] ............. 17: 130Opuntia dillenii var. laevior [dillenii].............................. 14: 133

Opuntia dillenii var. minor n.nud. [dillenii] .............14: 133-134Opuntia dillenii var. reitzii [dillenii]................................ 14: 134Opuntia dillenii var. tehuantepecana........................14: 134(ET)Opuntia dillenii var. undulata n.nud. [dillenii]................ 14: 134Opuntia dimorpha [Cumulopuntia sphaerica]................. 14: 134Opuntia dimorpha var. pseudorauppiana [Cumulopuntia leucophaea] 14:134Opuntia diplacantha n.nud. [?]........................................ 14: 134Opuntia dirata n.nud. [?] ................................................. 14: 134Opuntia discata [phaeacantha var.] ...14: 134-135; 19: 110, 112Opuntia discolor .............................................................. 14: 135Opuntia distans [quimilo] ................................................ 14: 135Opuntia diversispina [cf. scheeri].................................... 14: 135Opuntia dobbieana [soederstomiana] ............................. 14: 135Opuntia dolabriformis n.nud. [Consolea moniliformis]..14: 135Opuntia domingensis n.nud. [antillana] .......................... 14: 135Opuntia dorffii n.nud. [basilaris]..................................... 14: 135Opuntia drummondii.................................14: 119(HT), 135-136Opuntia dulcis [phaeacantha].......................................... 14: 136Opuntia dumetorum [Grusonia] ...................................... 14: 136Opuntia durangensis........................................................ 14: 136Opuntia duraznillo n.nud. [leucotricha] .......................... 14: 136Opuntia dusenii n.nud. [?] ............................................... 14: 136Opuntia duvalioides [Cumulopuntia dactylifera] ............ 14: 136Opuntia duvalioides var. albispina [Cumulopuntia dactylifera]14: 136Opuntia eborina [?].......................................................... 14: 136Opuntia eburnea [Airampoa corrugata].......................... 14: 136Opuntia eburnispina [austrina] ................................14: 136-137Opuntia echinacea [Cumulopuntia pentlandii] ............... 14: 137Opuntia echinocarpa [Cylindropuntia] ....................14: 137(LT)Opuntia echinocarpa var. major [Cylindropuntia acanthocarpa var.] 13:93Opuntia echinocarpa var. nuda [Cylindropuntia echinocarpa]14: 137Opuntia echinocarpa var. parkeri [Cylindropuntia californica var.] 14: 137Opuntia echinocarpa var. wolfii [Cylindropuntia wolfii] 14: 138Opuntia echios ...................................................14: 138; 21: 127Opuntia echios ssp. typica n.inval. [echios] .................... 14: 138Opuntia echios var. barringtonensis................................ 14: 138Opuntia echios ssp./var. gigantea.................................... 14: 138Opuntia echios var. inermis ............................................. 14: 138Opuntia echios var. prolifera [echios]......................14: 138-139Opuntia echios var. zacana.............................................. 14: 139Opuntia edelmannii n.nud. [microdasys ‘Angel Wings’]14: 139; 18: 125Opuntia ×edwardsii [engelmannii × macrorhiza] ........... 14: 139Opuntia effulgia [robusta?].............................................. 14: 139Opuntia eichlamii [tomentella]........................................ 14: 139Opuntia eichlamii Berger non Rose n.nud. [tomentella]14: 139; 22: 58Opuntia ekmanii............................................................... 14: 139Opuntia elata13: 114; 14: 104, 139; 17: 117; 19: 94, 110, 116; 22: 60Opuntia elata var. delaetiana .......................................... 14: 131

Opuntia elata var. obovata [elata]............................14: 140(LT)Opuntia elata var. oblongata [elata ‘Oblongata’] ....14: 140(LT)Opuntia elata ‘Oblongata’ ............................................... 14: 140Opuntia elatior14: 122(HT), 140; 17: 123; 18: 132, 136; 19: 112Opuntia ellemeetiana [Austrocylindropuntia subulata]..14: 140Opuntia ellisiana [engelmannii] ...................................... 14: 140Opuntia elongata [ficus-indica]....................................... 14: 140Opuntia elongata var. laevior [ficus-indica] ................... 14: 140Opuntia elongata var. major n.nud. [ficus-indica var. amyclaea]14: 140Opuntia emoryi [Grusonia emoryi] ..........................14: 140-141Opuntia engelmannii13: 103; 14: 101, 104, 113, 124, 132, 133, 140, 141, 143;15: 99; 16: 124, 127; 17: 129; 18: 117, 120, 124; 19: 115; 20: 55; 21: 71, 78;22: 11, 54, 55, 59-60, 67; 23: 61; 24: 99, 102-103; 27: 62Opuntia engelmannii × macrorhiza [×edwardsii] ........... 14: 139Opuntia engelmannii × phaeacantha [×occidentalis]14: 132, 137-138Opuntia engelmannii var. aciculata n.inval. [aciculata] ... 13: 94Opuntia engelmannii var. alta n.inval. [×alta] ....13: 98; 17: 123Opuntia engelmannii var. cacanapa n.inval. [engelmannii]14: 101Opuntia engelmannii var. cristata n.nud. ........................ 14: 141Opuntia engelmannii var. cuija.........................14: 104, 120-121Opuntia engelmannii var. cyclodes [engelmannii] ...14: 124-125Opuntia engelmannii var. discata [phaeacantha var.]14: 134-135Opuntia engelmannii var. dulcis [phaeacantha].............. 14: 136Opuntia engelmannii var. flavescens [phaeacantha var. major]15: 105Opuntia engelmannii var. flexispina................................ 15: 105Opuntia engelmannii var. linguiformis............................ 17: 127Opuntia engelmannii var./fa. littoralis [littoralis] .......... 17: 127Opuntia engelmannii var. megacarpa [engelmannii] ...... 18: 120Opuntia engelmannii var. monstrosa n.nud..................... 14: 141Opuntia engelmannii var. subarmata n.inval. [engelmannii]21: 82Opuntia engelmannii var. texana n.inval. [engelmannii]..22: 56Opuntia engelmannii var. wootonii [wootonii]....19: 101; 23: 62Opuntia eocarpa .......................................................14: 141-142Opuntia erecta n.nud. [?]................................................. 14: 142Opuntia erectoclada [Airampoa]............................. 14: 142(NT)Opuntia erinacea ...........................13: 108; 14: 142, 143; 20: 63Opuntia erinacea ∑ phaeacantha [∑nicholii] ................. 18: 136Opuntia erinacea var. columbiana [×columbiana].......... 14: 112Opuntia erinacea var. hystricina ..................................... 14: 142Opuntia erinacea var. juniperina [polyacantha] ............. 17: 118Opuntia erinacea var. rhodantha [polyacantha] ............... 20: 56Opuntia erinacea var. typica n.nud. [erinacea]............... 14: 142Opuntia erinacea var. utahensis [polyacantha]............... 14: 143Opuntia erinacea var. xanthostemma [polyacantha]......... 23: 63Opuntia erythrocentron n.nud. [leucotricha]................... 14: 143Opuntia estevesii [Tacinga saxatilis ssp.]........................ 14: 143Opuntia exaltata [Austrocylindropuntia subulata].......... 14: 143Opuntia excelsa................................................................ 14: 143Opuntia expansa [engelmannii]....................................... 14: 143Opuntia extensa [aurantiaca] .....................13: 107; 14: 143-144

Opuntia exuviata [Cylindropuntia imbricata]14: 144; 15: 53, 60, 63Opuntia exuviata var. angustior [Cylindropuntia imbricata]14: 144; 15: 60, 63Opuntia exuviata var. major n.nud. [Cylindropuntia imbricata]14: 144Opuntia exuviata var. spinosior [Cylindropuntia imbricata]14: 144; 15: 63Opuntia exuviata var. stellata [Cylindropuntia imbricata]14: 144Opuntia exuviata var. viridior [Cylindropuntia imbricata]14: 144Opuntia falcata [Consolea]...........................................15: 98-99Opuntia feroacantha .......................................................... 15: 99Opuntia ferocior [Cumulopuntia]...................................... 15: 99Opuntia ferox [Consolea moniliformis]............................. 15: 99Opuntia ferruginispina [engelmannii] ............................... 15: 99Opuntia festiva n.nud. [?]................................................... 15: 99Opuntia ficus-barbarica [ficus-barbarica]...............15: 100(LT)Opuntia ficus-indica14: 64, 108, 131, 140; 15: 67, 86, 87, 95, 96, 100-102,103, 112; 16: 122; 17: 120; 18: 119; 20: 61; 23: 73; 25: 140; 27: 134Opuntia ficus-indica ∑ humifusa..............................16: 135-136Opuntia ficus-indica × soederstromiana......................... 13: 115Opuntia ficus-indica × stricta? ........................................ 18: 117Opuntia ficus-indica var. alba n.nud. [ficus-indica]........ 15: 101Opuntia ficus-indica var. albandarica n.nud. [ficus-indica]15: 101Opuntia ficus-indica var. albispina n.nud. [ficus-indica] 15: 101Opuntia ficus-indica var. amyclaea ............................. 13: 97, 98Opuntia ficus-indica var. articulatis brevioribus n.nud. [ficus-indica] 15:101Opuntia ficus-indica var. articulatis rotundioribus n.nud. [ficus-indica] 15:101Opuntia ficus-indica var. asperma n.nud. [ficus-indica].15: 101Opuntia ficus-indica var. asperma subvar. minor n.nud. [ficus-indica] 15:101Opuntia ficus-indica var. decumana [ficus-indica] ......... 15: 101Opuntia ficus-indica var. decumana fa. longispina n.nud. [ficus-indica] 15:101Opuntia ficus-indica var. decumana fa. sanguinea n.nud. [ficus-indica] 15:101Opuntia ficus-indica var. fructu-albo n.nud. [ficus-indica]15: 101Opuntia ficus-indica var. frutescens [Cylindropuntia leptocaulis] 15: 101Opuntia ficus-indica var. gymnocarpa [ficus-indica]...... 15: 101Opuntia ficus-indica var. lutea n.inval. [ficus-indica]..... 15: 102Opuntia ficus-indica var. pyriformis n.inval. [ficus-indica]15: 102Opuntia ficus-indica var. reticulata [‘Reticulata’] .......... 15: 102Opuntia ficus-indica var. rubra n.inval. [ficus-indica].... 15: 102Opuntia ficus-indica var. serotina n.inval. [ficus-indica] 15: 102Opuntia ficus-indica var. splendida [ficus-indica] .......... 15: 102Opuntia ficus-indica ‘Anacantha’.................................... 15: 102Opuntia ficus-indica ‘Blanco’.......................................... 15: 102Opuntia ficus-indica ‘Burbank’s Perfection’ unest. ........ 15: 102Opuntia ficus-indica ‘Burbank’s Thornless Cactus’ unest.15: 102Opuntia ficus-indica ‘California’..................................... 15: 102Opuntia ficus-indica ‘Catania’......................................... 15: 102Opuntia ficus-indica ‘Corfu’............................................ 15: 102

Opuntia ficus-indica ‘Cristata’ unest............................... 15: 102Opuntia ficus-indica ‘Fresno’.................................. 15: 102, 103Opuntia ficus-indica ‘Gravity’......................................... 15: 102Opuntia ficus-indica ‘Gymnocarpa’ ................................ 15: 102Opuntia ficus-indica ‘Inermis’ unest. .............................. 15: 104Opuntia ficus-indica ‘Malta’............................................ 15: 104Opuntia ficus-indica ‘Market’ ......................................... 15: 104Opuntia ficus-indica ‘Mission’........................................ 15: 104Opuntia ficus-indica ‘Myers’........................................... 15: 104Opuntia ficus-indica ‘Niagara’ ........................................ 15: 104Opuntia ficus-indica ‘Quillota’........................................ 15: 104Opuntia ficus-indica ‘Reticulata’ cult.n........................... 15: 104Opuntia ficus-indica ‘Santa Rosa’........................... 15: 103, 104Opuntia ficus-indica ‘Skelley’......................................... 15: 104Opuntia ficus-indica ‘Smith’ ........................................... 15: 104Opuntia ficus-indica ‘Sonoma’........................................ 15: 104Opuntia ficus-indica ‘Taormina’ ..................................... 15: 104Opuntia ficus-indica ‘White Fruit’ .................................. 15: 104Opuntia filipendula [pottsii] .....................................15: 104-105Opuntia fisheri [?]............................................................ 15: 105Opuntia flavescens [phaeacantha var. major]................. 15: 105Opuntia flavicans [robusta] ............................................. 15: 105Opuntia flavispina n.nud. [?] ........................................... 15: 105Opuntia flexibilis n.nud. [?] ............................................. 15: 105Opuntia flexispina [engelmannii var.] ............................. 15: 105Opuntia flexuosa [Cumulopuntia dactylifera] ................. 15: 105Opuntia floccosa [Austrocylindropuntia] ........................ 15: 106Opuntia floccosa var. canispina [Austrocylindropuntia floccosa] 15: 106Opuntia floccosa var. cardenasii [Austrocylindropuntia lagopus] 15: 106;21: 89Opuntia floccosa var. crassior [Austrocylindropuntia floccosa]15: 106-107Opuntia floccosa var. crassior subvar. aurescens [Austrocylindropuntiafloccosa]........................................................................... 15: 107Opuntia floccosa var. denudata [Austrocylindropuntia floccosa]15: 107Opuntia floccosa var. ovoides [Austrocylindropuntia floccosa]15: 107Opuntia floribunda n.nud. [Opuntia salmiana] ............... 15: 107Opuntia florida n.nud. [?] ................................................ 15: 107Opuntia foliosa n.mend. [pusilla] .............................. 15: 53, 107Opuntia formidabilis [Tephrocactus aoracanthus]..15: 107-108Opuntia ×fosbergii [bigelovii × echinocarpa] ................. 13: 112Opuntia fragilis............13: 115; 15: 98, 108; 21: 63; 27: 44, 144Opuntia fragilis × polyacantha.....................................21: 68-69Opuntia fragilis var. brachyarthra [fragilis] ................... 13: 115Opuntia fragilis var./fa. caespitosa [fragilis] .................. 15: 108Opuntia fragilis var. denudata [fragilis].................. 15: 108(NT)Opuntia fragilis var. denudata ‘Prag’ unest. [fragilis] .... 15: 108Opuntia fragilis var. frutescens [leptocaulis] .................. 15: 109Opuntia fragilis var. ozlocarpa n.nud. [fragilis].............. 15: 108Opuntia fragilis var. parviconspicua [fragilis]........ 15: 108(NT)Opuntia fragilis var. tuberiformis [fragilis]..................... 15: 108

Opuntia fragilis fa. wiegandii n.nud. [fragilis]................ 15: 108Opuntia fragilis ‘Bronze Beauty’ .............................15: 108-109Opuntia fragilis ‘Oplocarp’ unest.................................... 15: 109Opuntia fragilis ‘Rotbluhend’ unest. ............................... 15: 109Opuntia fragilis ‘Vernon’ unest....................................... 15: 109Opuntia frustulenta [pusilla?].......................................... 15: 109Opuntia frutescens [Cylindropuntia leptocaulis]............. 15: 109Opuntia frutescens var. brevispina [Cylindropuntia leptocaulis]15: 109, 110Opuntia frutescens var. longispina [Cylindropuntia leptocaulis]15: 109-110Opuntia frutescens var. rufida [Cylindropuntia leptocaulis]15: 110Opuntia fulgens [Cylindropuntia fulgida] ....................... 15: 110Opuntia fulgida [Cylindropuntia].................................... 15: 110Opuntia fulgida × spinosior [×kelvinensis] ..................... 17: 118Opuntia fulgida ‘Monstrosa’ [Cylindropuntia] ............... 15: 111Opuntia fulgida var. gracillima n.nud. [Cylindropuntia fulgida]15: 110Opuntia fulgida var. mamillata [Cylindropuntia].....15: 110-111Opuntia fulgida var. mamillata fa. monstrosa n.inval. [Cylindropuntia fulgida‘Monstrosa’]..................................................................... 15: 111Opuntia fulgida fa. nana n.nud. [Cylindropuntia fulgida]15: 111Opuntia fulgida fa. ovata n.nud. [Cylindropuntia fulgida]15: 111Opuntia fuliginosa ........................................................... 15: 111Opuntia fulvicoma [Cumulopuntia] ................................. 15: 111Opuntia fulvicoma var. bicolor [Cumulopuntia fulvicoma]13: 112Opuntia fulvispina [leucotricha]...................................... 15: 111Opuntia fulvispina var. badia [leucotricha]..................... 15: 111Opuntia fulvispina var. laevior n.nud. [leucotricha] ....... 15: 111Opuntia furiosa [Cylindropuntia tunicata]3: 89, 91; 15: 111-112Opuntia fusco-atra [humifusa]......................................... 15: 112Opuntia fusicaulis [ficus-indica]...................................... 15: 112Opuntia galapageia ...............................16: 119; 27: i-ii, 4-5, 37Opuntia galapageia var. brossetii [galapageia].............. 16: 119Opuntia galapageia var. echios [echios var.] .................. 14: 138Opuntia galapageia var. gigantea [echios var.] .............. 14: 138Opuntia galapageia var. helleri [helleri]..................16: 119-120Opuntia galapageia var. insularis [insularis].................. 16: 120Opuntia galapageia var. macrocarpa.............................. 16: 120Opuntia galapageia var. myriacantha [echios] ............... 14: 138Opuntia galapageia var. myriacantha subvar. orientalis [megacarpa var.orientalis] ..................................................................18: 120-121Opuntia galapageia var. profusa ..................................... 16: 120Opuntia galapageia var. saxicola [saxicola]................... 16: 120Opuntia galapageia var. zacana [echios var.]................. 14: 139Opuntia galeottii [Cylindropuntia imbricata] ................. 16: 120Opuntia galerasensis [Cumulopuntia]............................. 16: 120Opuntia geissei [Miqueliopuntia miquelii] ...............16: 120-121Opuntia geometrica [Tephrocactus]................................ 16: 121Opuntia gilliesii n.nud. [Tephrocactus aoracanthus]...... 16: 121Opuntia gilva [dillenii] .................................................... 16: 121Opuntia gilvescens [phaeacantha]................................... 16: 121Opuntia gilvoalba [dillenii] ............................................. 16: 121

Opuntia glaberrima n.nud. [crassa] .........................16: 121-122Opuntia glauca [crassa] .................................................. 16: 122Opuntia glaucescens [stenopetala].................................. 16: 122Opuntia glaucophylla [ficus-indica]................................ 16: 122Opuntia glaucophylla var. laevior n.nud. [ficus-indica].. 16: 122Opuntia glomerata [Maihueniopsis]..16: 122; 17: 13; 26: 64, 71Opuntia glomerata var. albispina n.nud. [Maihueniopsis glomerata] 16:122Opuntia glomerata var. flavispina n.nud. [Maihueniopsis glomerata] 16:123Opuntia glomerata var. gracilior n.mend. [Maihueniopsis glomerata] 16:123Opuntia glomerata var. minor n.nud. [Maihueniopsis glomerata] 16: 123Opuntia glomerata var. stenacantha n.nud. [Tephrocactus articulatus] 16:123Opuntia golziana n.illeg. [Pereskiopsis opuntiiflora]...... 16: 124Opuntia gomei [engelmannii] .......................................... 16: 124Opuntia gorda [robusta].................................................. 16: 124Opuntia gosseliniana [chlorotica var.]............................ 14: 108Opuntia goudeniana n.nud. [vaseyi]................................ 16: 124Opuntia gracilicylindrica [Grusonia pulchella].............. 16: 124Opuntia gracilior n.fals. [monacantha]........................... 16: 124Opuntia gracilis [Cylindropuntia leptocaulis]................. 16: 124Opuntia gracilis var. subpatens [Cylindropuntia leptocaulis]16: 124-125Opuntia grahamii [Grusonia]................... 16: 125(LT), 126(LT)Opuntia grahamii × schottii [Grusonia ×aggeria] ............ 13: 95Opuntia grandiflora [macrorhiza]................................... 16: 125Opuntia grandis [stenopetala] ......................................... 16: 125Opuntia grata [Maihueniopsis ovata]..................16: 125; 26: 73Opuntia grata fa. leonina [Maihueniopsis leoninus] 17: 123-124Opuntia greenei [macrorhiza] ......................................... 16: 127Opuntia gregoriana [engelmannii].................................. 16: 127Opuntia griffithsiana [engelmannii] ................................ 16: 127Opuntia grosseana [anacantha] ...................................... 16: 127Opuntia guanicana [Consolea spinosissima] .................. 16: 127Opuntia guatemalensis..............................................16: 127-128Opuntia guatinensis ......................................................... 16: 128Opuntia guerkei n.illeg. [Tephrocactus molinensis]........ 18: 131Opuntia guerrana [robusta]............................................. 16: 128Opuntia guilanchi ............................................................ 16: 128Opuntia haageana n.nud. [Tephrocactus articulatus]..... 16: 128Opuntia haematacantha [Austrocylindropuntia verschaffeltii]16: 128Opuntia haematocarpa [engelmannii]............................. 16: 128Opuntia haenquiana [Airampoa ayrampo]...............16: 128-129Opuntia haitiensis [Consolea moniliformis].................... 16: 129Opuntia halophila [Tephrocactus alexanderi]................. 16: 129Opuntia hamiltoniae n.inval. [Cylindropuntia californica]16: 129Opuntia hanburyana ..........................................16: 129; 17: 117Opuntia hattoniana [taylorii]........................................... 16: 129Opuntia heacockiae [polyacantha]...........................16: 129-130

Opuntia heliabravoana [spinulifera] ............................... 16: 130Opuntia heliae [puberula]................................................ 16: 130Opuntia helleri................................................................. 16: 119Opuntia hempeliana [Austrocylindropuntia flocosa]16: 130(NT)Opuntia hernandezii [tomentosa] ........12: i, 12, 20; 16: 130-131Opuntia hernandezii var. typica n.inval. [tomentosa]...... 16: 131Opuntia herrfeldtii [rufida].......................................16: 131(LT)Opuntia heteromorpha [Miqueliopuntia miquelii] ...16: 131-132Opuntia hevernickii n.nud. [?] ......................................... 16: 132Opuntia hickenii [Maihueniopsis darwinii]...16: 132; 26: 64, 67Opuntia hieronymi [Brasiliopuntia brasiliensis]............. 16: 132Opuntia hildemannii [sulphurea]..................................... 16: 132Opuntia hirschii [Austrocylindropuntia] ......................... 16: 132Opuntia hispanica [megacantha?]................................... 16: 132Opuntia hitchcockii.......................................................... 16: 132Opuntia hitchenii [?]........................................................ 16: 132Opuntia hochderfferi n.nud. [erinacea var. hystricina?] . 16: 133Opuntia hoffmannii [pubescens]...................................... 16: 133Opuntia hondurensis..........................................16: 133; 21: 127Opuntia horizontalis Forbes [Maihueniopsis glomerata] 16: 133Opuntia horizontalis Pfeiff. n.nud. [dejecta]................... 16: 133Opuntia horrida [dillenii] ................................................ 16: 133Opuntia horstii [macrocentra]................................. 16: 133(HT)Opuntia hossei [Tephrocactus aoracanthus]................... 16: 134Opuntia howeyi [phaeacantha]........................................ 16: 134Opuntia huajuapensis ...................................................... 16: 134Opuntia hualpaensis [Cylindropuntia whipplei] ............. 16: 134Opuntia humahuacana [Austrocylindropuntia shaferi]... 16: 134Opuntia humifusa13: 103, 111; 14: 101; 15: 112; 16: 134; 17: 113, 116, 117,126; 18: 119, 121; 19: 112, 113; 20: 51, 54, 63; 21: 75; 23: 63, 65Opuntia humifusa var. ammophila [ammophila]............... 13: 98Opuntia humifusa var. austrina [austrina] ...................... 13: 107Opuntia humifusa var. macrorhiza [macrorhiza] ............ 18: 116Opuntia humifusa var. microsperma [humifusa] ............. 16: 135Opuntia humifusa ssp. minor comb.& stat.n.................... 16: 135Opuntia humifusa var. parva n.illeg. [humifusa ssp. minor]16: 135Opuntia humifusa var. vaseyi [×vaseyi]...............17: 128; 22: 67Opuntia humilis [Opuntia dillenii] ......................16: 135; 22: 62Opuntia humistrata [basilaris] ..........................13: 109; 16: 135Opuntia ∑hybrida [ficus-indica ∑ humifusa] ...........16: 135-136Opuntia hypogaea [Maihueniopsis glomerata ssp. hypogaea]16: 136(NT); 26:71Opuntia hypogaea var. rossiana [Cumulopuntia rossiana]20: 62Opuntia hypsophila [Austrocylindropuntia verschaffeltii]16: 136Opuntia hyptiacantha...........14: 106, 117; 16: 136; 18: 119, 136Opuntia hystricina [erinacea var.].....................14: 142; 16: 133Opuntia hystricina var. bensonii n.illeg. [erinacea]........ 14: 142Opuntia hystricina var. nicholii [∑ nicholii] ................... 18: 136Opuntia hystricina [erinacea var.]................................... 14: 142Opuntia hystrix Pfeiff. n.nud. [pusilla]............................ 16: 136

Opuntia hystrix Gris. [Cylindropuntia tunicata] ............. 16: 136Opuntia ianthinantha [Airampoa] ................................... 17: 110Opuntia icterica [tomentosa] ........................................... 17: 110Opuntia ignescens [Cumulopuntia] ................................. 17: 110Opuntia ignescens var. steiniana [Cumulopuntia ignescens]17: 110, 111(NT)Opuntia ignota [Cumulopuntia]................................17: 110-111Opuntia imbricata [Cylindropuntia]12: 12, 21; 13: 120; 14: 104; 17: 111Opuntia imbricata ‘White Tower’ [Cylindropuntia]....... 17: 111Opuntia imbricata var. arborescens [Cylindropuntia imbricata]13: 100, 102Opuntia imbricata var. argentea [Cylindropuntia] ......... 17: 111Opuntia imbricata var. cardenche [Cylindropuntia imbricata]14: 104Opuntia imbricata var. crassior n.inval. [Cylindropuntia imbricata] 17:111Opuntia imbricata var. lloydii [Cylindropuntia imbricata]17: 111, 113Opuntia imbricata var. ramosior n.illeg. [Cylindropuntia imbricata] 17:113Opuntia imbricata var. tenuior n.illeg. [Cylindropuntia imbricata] 17: 113Opuntia imbricata var. vexans n.inval. [Cylindropuntia imbricata] 22: 70Opuntia imbricata var. viridiflora n.inval. [Cylindropuntia ×viridiflora] 22:72Opuntia impedita [ammophila]........................................ 17: 113Opuntia inaequalis n.nud. [humifusa] ............................. 17: 113Opuntia inaequilateralis ...........................................17: 113(LT)Opuntia inaequilateralis var. angustior [Opuntia inaequilateralis] 17: 113-114Opuntia inamoena [Tacinga]...................15: 86, 87, 96; 17: 114Opuntia inamoena × palmadora [Tacinga ×quipa]......... 19: 116Opuntia inamoena var. flaviflora [Tacinga inamoena]17: 114(NT)Opuntia inamoena fa. spinigera [Tacinga ×quipa] ......... 17: 114Opuntia inaperta..................................14: 143; 16: 120; 17: 114Opuntia incarnadilla [megacantha] ................................ 17: 115Opuntia inermis [stricta].................................................. 17: 115Opuntia infesta................................................................. 17: 115Opuntia insularis ............................................................. 16: 120Opuntia interjecta [vitelliniflora ssp.] ......................17: 115-116Opuntia intermedia [humifusa]........................................ 17: 116Opuntia intermedia var. prostrata [humifusa]................. 19: 112Opuntia intricata [vaseyi]................................................ 17: 116Opuntia intricata var. austrocalifornica [littoralis] ........ 17: 116Opuntia invicta [Grusonia].............................................. 17: 116Opuntia invierna n.nud. [?].............................................. 17: 116Opuntia involuta Otto ex Salm. [Austrocylindropuntia floccosa]17: 116Opuntia involuta hort. ex Salm. [Austrocylindropuntia vestita]17: 116-117Opuntia ipatiana [salmiana]............................................ 17: 117Opuntia ireiss n.nud. [Airampoa corrugata] ................... 17: 117Opuntia irrorata n.nud. [decumbens] .............................. 17: 117Opuntia italiana n.nud. [humifusa].................................. 17: 117Opuntia italica [humifusa]............................................... 17: 117Opuntia ithypetala [elata]................................................ 17: 117Opuntia jaliscana............................................................. 17: 117

Opuntia jamaicensis......................................... 17: 112(HT), 117Opuntia jaralena [?] ........................................................ 17: 117Opuntia joconostle....................................................17: 117-118Opuntia jocoquilla n.nud. [?]........................................... 17: 118Opuntia johnsonii n.nud. [macbridei].............................. 17: 118Opuntia juniperina [polyacantha] ........................... 17: 118(HT)Opuntia jussieui n.nud. [?]............................................... 17: 118Opuntia karwinskiana........................................17: 118; 18: 137Opuntia ×kelvinensis [fulgida × spinosior] ..................... 17: 118Opuntia keyensis [stricta] .........................................17: 118-119Opuntia kiska-loro [anacantha var.]................................ 17: 119Opuntia kleiniae [Cylindropuntia]3: 89; 15: 60, 63; 17: 119, 124Opuntia kleiniae var. cristata [Cylindropuntia kleiniae ‘Cristata’] 17: 119Opuntia kleiniae var. laetivirens [Cylindropuntia kleiniae]17: 119Opuntia kleiniae ssp./var. tetracantha [Cylindropuntia tetracantha] 17:119Opuntia kleiniae ssp. tetracantha var. gilensis [Cylindropuntia tetracantha].......................................................................................... 17: 119Opuntia kleiniae ‘Cristata’ [Cylindropuntia]................... 17: 119Opuntia kuenrichiana [Cumulopuntia sphaerica]....17: 119(LT)Opuntia kuenrichiana var. applanata [Cumulopuntia sphaerica] 17:119(NT)Opuntia kunzei [Grusonia] .............................................. 17: 120Opuntia kunzei var. wrightiana [Grusonia kunzei]............ 21: 79Opuntia labouretiana [ficus-indica] ................................ 17: 120Opuntia labouretiana var. macrocarpa n.nud. [ficus-indica]17: 120Opuntia laetivirens [Airampoa microdisca] .................... 17: 120Opuntia laevis .................................................................. 17: 120Opuntia laevis var. canada [laevis × phaeacantha?]....... 14: 103Opuntia lagopus [Austrocylindropuntia]17: 120-121; 21: 89(NT)Opuntia lagopus var. aureus [Austrocylindropuntia floccosa]17: 121Opuntia lagopus var. aureus subvar. brachycarpus [Austrocylindropuntiafloccosa]........................................................................... 17: 121Opuntia lagopus var. aureo-penicillata [Austrocylindropuntia floccosa] 17:121-122Opuntia lagopus var. leucolagopus [Austrocylindropuntia floccosa] 17:122Opuntia lagopus var. pachycladus [Austrocylindropuntia floccosa] 17: 122Opuntia lagunae............................................................... 17: 122Opuntia laiglonii n.nud. [?] ............................................. 17: 122Opuntia laiglonii var. spinosissima n.nud. [?]................. 17: 122Opuntia lanceolata [?] ..................................................... 17: 122Opuntia lanigera [orbiculata]............................14: 117; 17: 122Opuntia larreyi [robusta]..........................................17: 122-123Opuntia lasiacantha.............................................17: 123; 23: 65Opuntia lata [ammophila] ............................................... 17: 123Opuntia lauliacoana [Austrocylindropuntia yanganucensis]17: 123Opuntia laxiflora [×alta] ................................................. 17: 123Opuntia ledienii [elatior] ................................................. 17: 123Opuntia lemaireana [monacantha].................................. 17: 123

Opuntia leoncito [Maihueniopsis] ................................... 17: 123Opuntia leonina [Maihueniopsis] .............................17: 123-124Opuntia leptarthra [pubescens] ....................................... 17: 124Opuntia leptocarpa [macrorhiza].................................... 17: 124Opuntia leptocaulis [Cylindropuntia]3: 89; 15: 52, 60, 63; 17: 124Opuntia leptocaulis var. badia [leptocaulis] ................... 17: 124Opuntia leptocaulis var. brevispina [Cylindropuntia leptocaulis] 15: 109,110Opuntia leptocaulis var. brittonii [Cylindropuntia leptocaulis]13: 116Opuntia leptocaulis var. laetivirens n.nud. [Cylindropuntia kleiniae] 17:124Opuntia leptocaulis var. longispina [Cylindropuntia leptocaulis] 15: 109-110Opuntia leptocaulis var. major n.nud. [Cylindropuntia leptocaulis] 17: 124Opuntia leptocaulis var. pluriseta [Cylindropuntia leptocaulis]17: 124Opuntia leptocaulis var. robustior [Cylindropuntia leptocaulis]17: 124Opuntia leptocaulis var. stipata n.illeg. [Cylindropuntia leptocaulis] 15:109-110Opuntia leptocaulis var. vaginata [Cylindropuntia leptocaulis]17: 125Opuntia leucacantha Salm. [leucotricha]........................ 17: 125Opuntia leucacantha Pfeiff. n.illeg. [Consolea moniliformis?]17: 125Opuntia leucacantha var. laevior n.nud. [leucotricha].... 17: 125Opuntia leucacantha var. subferox n.nud. [leucotricha] ... 21: 83Opuntia leucophaea [Cumulopuntia] .............................. 17: 125Opuntia leucostata n.nud. [?]........................................... 17: 125Opuntia leucosticta [leucotricha] .................................... 17: 126Opuntia leucotricha 3: 89; 15: 60, 63, 111; 17: 125, 126; 19: 115, 116; 23: 66;27: 8Opuntia leucotricha var. fulvispina [leucotricha] ........... 15: 111Opuntia ligustica n.nud. [humifusa] ................................ 17: 126Opuntia lilae .................................................................... 17: 126Opuntia limitata............................................................... 17: 126Opuntia lindheimeri [engelmannii]...........................17: 126(ET)Opuntia lindheimeri var. brava n.illeg. [engelmannii var. linguiformis] 17:126Opuntia lindheimeri var. aciculata [aciculata] ................. 13: 94Opuntia lindheimeri var. chisosensis [chisosensis] ......... 14: 108Opuntia lindheimeri var. cuija [engelmannii var.] ...14: 120-121Opuntia lindheimeri var. cyclodes [engelmannii].....14: 124-125Opuntia lindheimeri var. dulcis [phaeacantha]............... 14: 136Opuntia lindheimeri var. lehmannii [engelmannii var. linguiformis] 17: 126Opuntia lindheimeri var. linguiformis [engelmannii var.]17: 127Opuntia lindheimeri var. littoralis [littoralis]................. 17: 127Opuntia lindheimeri var. lucens [engelmannii var.?] ...... 17: 130Opuntia lindheimeri var. subarmata [engelmannii] .....21: 82-83Opuntia lindsayi [Cylindropuntia]................................... 17: 127Opuntia linguiformis [engelmannii var.] ......................... 17: 127Opuntia littoralis..........................................17: 116, 127; 21: 69Opuntia littoralis × phaeacantha [×vaseyi]..................22: 67-68Opuntia littoralis var. austrocalifornica [littoralis] ........ 17: 127

Opuntia littoralis var. martiniana [martiniana] .............. 17: 127Opuntia littoralis var. piercei [littoralis]..........14: 116-117, 128Opuntia littoralis var. vaseyi [×vaseyi]................17: 128; 22: 68Opuntia liziana n.nud. [?] ................................................ 17: 128Opuntia llanos-de-huanta [Maihueniopsis grandiflora].17: 128Opuntia lloydii [Cylindropuntia imbricata]............. 17: 111, 113Opuntia longiareolata [basilaris].............................13: 109-110Opuntia longiclada [engelmannii]................................... 17: 129Opuntia longiglochia [?].................................................. 17: 129Opuntia longispina Haw. [?]............................................ 17: 129Opuntia longispina Backeb. non Haw. [Airampoa corrugata]17: 129; 24: 100-101Opuntia longispina var. agglomerata [Airampoa corrugata]17: 129Opuntia longispina var. brevispina [Airampoa corrugata ssp.]17: 129(NT)Opuntia longispina var. corrugata [Airampoa corrugata]14: 116; 17: 129Opuntia longispina var. flavidispina [Airampoa corrugata]17: 129(NT)Opuntia longispina var. intermedia [Airampoa corrugata]17: 129(NT)-130Opuntia loomisii [macrorhiza] ........................................ 17: 130Opuntia lubrica................................................................ 17: 130Opuntia lubrica var. aurea [aurea] ................................. 13: 109Opuntia ×lucayana [Consolea nashii × O. dillenii] ........ 17: 130Opuntia lucens [engelmannii var.?]................................. 17: 130Opuntia lucida [?]............................................................ 17: 130Opuntia luija [?]............................................................... 17: 131Opuntia lurida n.nud [Cylindropuntia sp.].............. 17: 130, 131Opuntia lutea .............................................16: 127; 17: 131(HT)Opuntia macateei [pusilla] .............................................. 18: 113Opuntia macbridei [quitensis] ......................................... 18: 113Opuntia macbridei var. orbicularis [quitensis] ............... 18: 113Opuntia macdougaliana [tomentosa] .............................. 18: 113Opuntia machacana [Austrocylindropuntia floccosa]..... 18: 114Opuntia mackensenii................................................ 18: 114(HT)Opuntia macracantha [Consolea].................................... 18: 114Opuntia macrarthra [stricta] ....................................18: 114-115Opuntia ×macrocalyx [basilaris × microdasys?]..... 18: 115(HT)Opuntia macrocentra....................................................... 18: 115Opuntia macrocentra var. aureispina [aureispina]......... 13: 107Opuntia macrocentra var. martiniana [martiniana]........ 17: 127Opuntia macrocentra var. minor ..............................18: 115-116Opuntia macrophylla n.nud. [?]....................................... 18: 116Opuntia macrorhiza14: 131-132; 15: 112; 16: 125; 17: 124, 130; 18: 116, 121,129; 19: 104; 20: 62; 21: 65, 69, 70; 22: 59Opuntia macrorhiza ‘Apricot’ unest................................ 18: 116Opuntia macrorhiza ‘Viola’ unest................................... 18: 116Opuntia macrorhiza var. potosina [megarrhiza]............. 18: 116Opuntia macrorhiza var. pottsii.........................13: 108; 18: 116Opuntia maculacantha [sulphurea] ......................... 18: 116(NT)Opuntia maelenii n.nud. [sulphurea]............................... 18: 116Opuntia magentea [vaseyi] .......................................18: 116-117Opuntia magna [Cylindropuntia imbricata].................... 18: 117

Opuntia magnarenensis [engelmannii]............................ 18: 117Opuntia ×magnifica [ficus-indica × stricta?] .................. 18: 117Opuntia magnifolia n.nud. [cochenillifera?] ................... 18: 117Opuntia maidenii [tuna?]................................................. 18: 117Opuntia maihuen [Maihuenia poeppigii]......................... 18: 117Opuntia maldonadensis [aurantiaca] .......................18: 117-118Opuntia malyana n.inval. [Austrocylindropuntia lagopus]15: 106; 21: 89Opuntia mamillata [Cylindropuntia fulgida var.].....15: 110-111Opuntia mandragora [Maihueniopsis] ............................ 18: 118Opuntia marenae [Grusonia]....................................18: 118(LT)Opuntia margaritana [pycnantha]................................... 19: 115Opuntia maritima [dillenii].............................................. 18: 118Opuntia marnieriana [stenopetala] ...........18: 118(LT)-119(LT)Opuntia martiniana.......................................................... 17: 127Opuntia matudae [hyptiacantha] ..................................... 18: 119Opuntia maxillare [Austrocylindropuntia subulata?]...... 18: 119Opuntia maxima [ficus-indica] ........................................ 18: 119Opuntia maxonii............................................................... 18: 119Opuntia media [polyacantha] .......................................... 18: 119Opuntia mediterranea n.nud. [humifusa]......................... 18: 119Opuntia megacantha14: 105, 107; 16: 132; 17: 115; 18: 119, 122, 137; 22: 59Opuntia megacantha var. lasiacantha [lasiacantha]....... 17: 123Opuntia megacarpa [engelmannii].................................. 18: 120Opuntia megalantha [?] ................................................... 18: 120Opuntia megalarthra [robusta]........................................ 18: 120Opuntia megapotamica........................................18: 120; 21: 63Opuntia megarhiza................................................... 18: 116, 120Opuntia megasperma....................................................... 18: 120Opuntia megasperma var. mesophytica........................... 18: 120Opuntia megasperma ssp./var. orientalis .................18: 120-121Opuntia megasperma ssp. typica n.inval. ........................ 18: 121Opuntia melanosperma [dillenii]..................................... 18: 121Opuntia mendocienses [Cylindropuntia imbricata]......... 18: 121Opuntia mesacantha [humifusa]...................................... 18: 121Opuntia mesacantha var. cymochila [cymochila].... 14: 125, 128Opuntia mesacantha var. grandiflora [macrorhiza]........ 16: 125Opuntia mesacantha var. greenei [macrorhiza] ...... 16: 125, 127Opuntia mesacantha var. macrorhiza [macrorhiza]........ 18: 116Opuntia mesacantha var. microsperma [humifusa]......... 16: 135Opuntia mesacantha var. oplocarpa [macrorhiza].......... 18: 121Opuntia mesacantha var. parva n.illeg. [humifusa ssp. minor]16: 135Opuntia mesacantha var. sphaerocarpa n.fals. [macrorhiza]18: 121Opuntia mesacantha ssp. stenochila [macrorhiza]............ 21: 80Opuntia mesacantha var. vaseyi [×vaseyi] .....17: 128; 22: 67-68Opuntia metternichii n.nud. [orbiculata?]....................... 18: 124Opuntia metuenda [Cylindropuntia caribaea]................. 18: 124Opuntia mexicana n.nud. [?]............................................ 18: 124Opuntia micrarthra [tomentosa]...................................... 18: 124Opuntia microcalyx n.nud. [?] ......................................... 18: 124Opuntia microcarpa [engelmannii] ................................. 18: 124

Opuntia microcarpa Schum. n.illeg. [Consolea picardae]19: 101Opuntia microdasys .............3: 89; 15: 63; 18: 123, 124; 19: 114Opuntia microdasys ‘Alba’ [‘Angel Wings’] .................. 18: 125Opuntia microdasys ‘Albata’ [‘Angel Wings’] .18: 124-125(ST)Opuntia microdasys ‘Albispina’.............................. 18: 123, 125Opuntia microdasys ‘Angel Wings’13: 95; 14: 139; 18: 123, 124-125(ST)Opuntia microdasys ‘Aurantiaca’.............................18: 125(ST)Opuntia microdasys ‘Caespitosa’ unest. [var. rufida fa. minima]18: 125Opuntia microdasys ‘Cristata’ stat.n.................18: 123, 125(ST)Opuntia microdasys ‘Golden-Pony’ .........................18: 125(ST)Opuntia microdasys ‘Laevior’ [microdasys] ................... 18: 127Opuntia microdasys ‘Lutea’ .....................................18: 125(ST)Opuntia microdasys ‘Pallida’ ...................................18: 125(ST)Opuntia microdasys ‘Polka-dot Cactus’ [‘Albispina’] .... 18: 125Opuntia microdasys ‘Pony Year’..............................18: 125(ST)Opuntia microdasys ‘Rubra’ unest. [‘Rufida’] ................ 18: 125Opuntia microdasys ‘Rufida’........................... 18: 123, 125, 128Opuntia microdasys ‘Sinamonbany’.........................18: 125(ST)Opuntia microdasys var. alba n.inval. [‘Albispina’] ....... 18: 126Opuntia microdasys var./fa. albata n.inval. [‘Angel Wings’]18: 124-125Opuntia microdasys var. albida n.nud. [‘Albispina’]...... 18: 126Opuntia microdasys var. albiglochidiata n.nud. [‘Albispina’]18: 125Opuntia microdasys var. albispina fa. laxiglochidiata n.nud. [‘Angel Wings’].......................................................................................... 18: 125Opuntia microdasys var. albispina [‘Albispina’] ............ 18: 125Opuntia microdasys var. albispina fa. monstrosa n.nud. 18: 126Opuntia microdasys var. aureovariegata n.inval. ........... 18: 126Opuntia microdasys var. cristata [‘Cristata’] .................. 18: 125Opuntia microdasys var./fa. gracilior n.inval. [var. laevior]18: 126-127Opuntia microdasys var./fa. hildmannii n.nud................. 18: 127Opuntia microdasys var. laevior [microdasys]................ 18: 127Opuntia microdasys var./fa. minima [var. minor]............ 18: 127Opuntia microdasys var. minor.................................18: 127-128Opuntia microdasys var./fa. monstrosa ........................... 18: 128Opuntia microdasys var. pallida [‘Pallida’] .................... 18: 125Opuntia microdasys var. rufida (Engelm.) Schum. [Opuntia rufida]18: 128;20: 64, 65Opuntia microdasys var. rufida Berger non (Engelm.) Schum. n.illeg.[‘Rufida’] ......................................................................... 18: 123Opuntia microdasys var. rufida subvar. albiflora n.inval.18: 128Opuntia microdasys var. rufida fa. minima ............. 18: 125, 128Opuntia microdasys fa. undulata [‘Cristata’] .......... 18: 125, 128Opuntia microdisca [Airampoa]...................................... 18: 128Opuntia microthele n.nud. [Maihueniopsis clavarioides]18: 128Opuntia mieckleyi [cardiosperma] ...........................18: 128(LT)Opuntia militaris [×cubensis] .....................14: 120; 18: 128-129Opuntia millspaughii [Consolea]..................................... 18: 129Opuntia minima var. americana n.nud. [curassavica] .... 18: 129Opuntia minor [macrorhiza]............................................ 18: 129Opuntia minuscula [Airampoa] ....................................... 18: 129

Opuntia minuscula var. silvestris [Airampoa]................. 18: 129Opuntia minuta [Maihueniopsis] ..................................... 18: 129Opuntia miquelii [Miqueliopuntia].................................. 18: 129Opuntia miquelii var. geissei [Miqueliopuntia miquelii].16: 121Opuntia mira [Cumulopuntia sphaerica]......................... 18: 130Opuntia missouriensis n.illeg. [polyacantha] ....18: 130; 19: 104Opuntia missouriensis var./fa. albispina n.mend. [polyacantha]19: 105Opuntia missouriensis var. elongata n.mend. [polyacantha]18: 119Opuntia missouriensis fa. erythrostemma n.nud. [polyacantha]19: 108Opuntia missouriensis var. leucospina n.mend. [polyacantha]18: 130Opuntia missouriensis var./fa. microsperma n.mend. [polyacantha] 19: 108Opuntia missouriensis var./fa. platycarpa n.mend. [polyacantha] 19: 108Opuntia missouriensis var./fa. rufispina n.mend. [polyacantha]19: 108-109Opuntia missouriensis var./fa. salmonea n.nud. [polyacantha]19: 109Opuntia missouriensis var. spirocentra n.nud. [polyacantha]19: 109Opuntia missouriensis var./fa. subinermis n.mend. [polyacantha] 19: 109Opuntia missouriensis var./fa. trichophora n.mend. [polyacantha] 19: 109Opuntia missouriensis var. watsonii n.mend. [polyacantha]19: 109-110Opuntia mistiensis [Cumulopuntia] ................................. 18: 130Opuntia moelleri [Grusonia] ........................................... 18: 130Opuntia mohavensis [phaeacantha] .........................18: 130-131Opuntia molesta [Cylindropuntia]................................... 18: 131Opuntia molfinoi [Maihueniopsis glomerata] ................. 18: 131Opuntia molinensis [Tephrocactus]................................. 18: 131Opuntia monacantha13: 102; 17: 115, 123; 18: 126, 131-132; 20: 63Opuntia monacantha ‘Ito’s Particoloured’ ...............18: 131(ST)Opuntia monacantha ‘Variegata’ .............................18: 126(ST)Opuntia monacantha fa. aureovariegata n.inval. [‘Variegata’]18: 131Opuntia monacantha var. crassior n.nud. [monacantha] 18: 132Opuntia monacantha var. dactylicarpa n.nud. [monacantha]18: 132Opuntia monacantha var. deflexa n.illeg. [elatior?]........ 18: 132Opuntia monacantha var. gracilior Lem. [elatior?]........ 18: 132Opuntia monacantha var. gracilior Salm. non Lem. n.illeg. [monacantha] 18:132Opuntia moniliformis [Consolea]2: 41, 43, 61; 18: 132; 20: 88, 99, 90-91,114-115Opuntia montana n.nud. [?]............................................. 18: 132Opuntia montevideensis [aurantiaca].............................. 18: 132Opuntia monticola [Maihueniopsis ovata] ...................... 18: 132Opuntia monvillei [Airampoa corrugata]........................ 14: 116Opuntia morenoi n.nud. [Maihueniopsis?] ...................... 18: 132Opuntia mortolensis [Cylindropuntia]......................18: 132-133Opuntia muelleriana [Cumulopuntia leucophaea] .......... 18: 133Opuntia multiareolata [Airampoa picardoi] ................... 18: 133Opuntia ×multigeniculata [Cylindropuntia].................... 18: 133Opuntia ∑munzii [Cylindropuntia]...........................18: 133-134Opuntia myriacantha Steudel n.nud. [echios] ................. 18: 134Opuntia myriacantha Weber [echios]................14: 138(LT, ET)Opuntia nana [humifusa] ................................................. 18: 134Opuntia nashii [Consolea]............................................... 18: 134

Opuntia nejapensis........................................................... 18: 135Opuntia nelsonii [velutina] .............................................. 18: 135Opuntia nemoralis [humifusa] ......................................... 18: 135Opuntia ×neoarbuscula [Cylindropuntia] ....................... 18: 135Opuntia neoargentina [Brasiliopuntia] ........................... 18: 135Opuntia neochrysacantha ................................................ 18: 135Opuntia neorutila n.inval. [polyacantha] .......................... 20: 66Opuntia neuquensis [Maihueniopsis darwinii]................ 18: 136Opuntia ∑nicholii [erinacea ∑ phaeacantha] .....18: 136; 27: 64Opuntia nigra n.fals. [?]................................................... 18: 136Opuntia nigricans [elatior]...................................... 18: 136(NT)Opuntia nigrispina [Maihueniopsis]................................ 18: 136Opuntia nigrita [hyptiacantha]........................................ 18: 136Opuntia nitens [dillenii]............................................18: 136-137Opuntia noodtiae [Cumulopuntia dactylifera]................. 18: 137Opuntia nopalilla n.nud. [Opuntia karwinskiana]........... 18: 137Opuntia nuda ................................................... 18: 127(HT), 137Opuntia obliqua n.inval. [Airampoa picardoi]................ 18: 137Opuntia oblongata [tomentosa] ....................................... 18: 137Opuntia obovata [megacantha] ....................................... 18: 137Opuntia ×occidentalis [engelmannii × phaeacantha]14: 132; 18: 137-138; 26:2, 3-4Opuntia ×occidentalis var. littoralis [littoralis] .............. 17: 127Opuntia ×occidentalis var. megacarpa [engelmannii] .... 18: 120Opuntia ×occidentalis var. piercei [littoralis] ...14: 116; 17: 128Opuntia ×occidentalis var. vaseyi [×vaseyi]........17: 128; 22: 67Opuntia ochrocentra [×cubensis] .................................... 18: 138Opuntia oligacantha [spinulifera] ................................... 18: 138Opuntia opuntia n.inval. [ficus-indica].............................. 22: 73Opuntia orbiculata.....................................14: 117; 18: 124, 138Opuntia orbiculata var. metternichii n.nud. [orbiculata?]18: 124Opuntia oricola................................................ 18: 138, 139(HT)Opuntia orpetii n.nud. [?] ................................................ 18: 138Opuntia orurensis [Airampoa]..................................18: 138-140Opuntia ottonis (Lehm.) Don [Parodia].......................... 18: 140Opuntia ottonis Salm non (Lehm.) Don n.nud. [Brasiliopuntia brasiliensis].......................................................................................... 18: 140Opuntia ovallei [Maihueniopsis] ..................................... 18: 140Opuntia ovata n.nud. [Tephrocactus aoracanthus] ......... 13: 104Opuntia ovata Pfeiff. [Maihueniopsis]14: 18; 18: 140(LT); 26: 73Opuntia ovata var. leonina n.nud. [Maihueniopsis ovata]18: 140Opuntia ovoides n.nud. [Maihueniopsis ovata] ............... 18: 140Opuntia pachona [streptacantha].................................19: 91-92Opuntia pachyarthra var. flava n.nud. [?] ......................... 19: 92Opuntia pachyclada var. rosea n.nud. [?].......................... 19: 92Opuntia pachyclada var. spaethiana n.nud. [?]................. 19: 92Opuntia pachypus [Austrocylindropuntia] .................. 19: 92, 93Opuntia paediophila [Tephrocactus]................................. 19: 92Opuntia pailana [pilifera].................................................. 19: 92Opuntia pallida [Cylindropuntia rosea] ............................ 19: 92

Opuntia palmadora [Tacinga]10: 89, 92; 15: 86, 87, 96; 17: 76-83; 19: 92, 94;24: 47-48Opuntia palmeri [chlorotica]............................................. 19: 94Opuntia pampeana [sulphurea] ......................................... 19: 94Opuntia papyracantha [Tephrocactus articulatus] ......... 13: 104Opuntia papyracantha hort. ex Schum non Phil. [Maihueniopsis glomerata]............................................................................................ 19: 94Opuntia paraguayensis [elata] .......................................... 19: 94Opuntia parishiorum [Grusonia]..........................19: 94(LT,ET)Opuntia parkeri [Cylindropuntia californica var.].......... 14: 137Opuntia parmentieri [Airampoa corrugata]...................... 19: 95Opuntia parote [?].............................................................. 19: 95Opuntia parryi [Cylindropuntia californica var. parkeri].19: 95Opuntia parryi var. serpentina [Cylindropuntia californica var. californica]............................................................................................ 19: 95Opuntia parva [stricta] ...................................................... 19: 95Opuntia parviclada ............................................................ 19: 95Opuntia parvispina [decumbens?] ..................................... 19: 95Opuntia parvula [crassa]..............................................19: 95-96Opuntia pascoensis [pubescens]........................................ 19: 96Opuntia patagonica [Maihuenia] ...................................... 19: 96Opuntia peckii [?] .............................................................. 19: 96Opuntia pelaguensis n.nud. [Maihueniopsis platyacantha]19: 96, 103Opuntia penicilligera [sulphurea] .......................19: 96; 24: 100Opuntia pennelii................................................................. 19: 96Opuntia pentlandii [Cumulopuntia]..............................19: 96-97Opuntia pentlandii var. fuauxiana [Cumulopuntia pentlandii]19: 97Opuntia pentlandii var. rossiana [Cumulopuntia rossiana]20: 62Opuntia perrita [Cylindropuntia kleiniae]......................... 19: 97Opunta pes-corvi [pusilla] ............................................19: 97-98Opuntia pestifer [pubescens] ............................................. 19: 98Opuntia phaeacantha13: 103, 114; 14: 101, 102, 106, 136; 16: 121, 134; 18:130-131; 19: 98; 20: 55, 58; 22: 59; 23: 61, 66; 24: 99, 102-103Opuntia phaeacantha ‘Albispina’...................................... 19: 99Opuntia phaeacantha ‘Chinle’ .......................................... 19: 98Opuntia phaeacantha ‘Gigantea’....................................... 19: 99Opuntia phaeacantha ‘Kirschrot’...................................... 19: 98Opuntia phaeacantha ‘Longispina’ ................................... 19: 99Opuntia phaeacantha ‘Minor’ ........................................... 19: 99Opuntia phaeacantha ‘Oklahoma’ unest........................... 19: 98Opuntia phaeacantha ‘Pallida’.......................................... 19: 99Opuntia phaeacantha ‘Pueblitos’ unest............................. 19: 98Opuntia phaeacantha ‘Rosea’ unest.................................. 19: 98Opuntia phaeacantha ‘Rubra’ ....................................19: 99-100Opuntia phaeacantha ‘Salmonea’ ................................... 19: 100Opuntia phaeacantha ‘Schlangeninsel’ unest. .................. 19: 98Opuntia phaeacantha ‘Tomato Red’ ........................... 23: 62, 72Opuntia phaeacantha ‘Träger’ unest................................. 19: 98Opuntia phaeacantha var. angustata................................. 13: 99Opuntia phaeacantha var./fa. brunnea .............................. 19: 99

Opuntia phaeacantha ssp./var. camanchica [phaeacantha]14: 102Opuntia phaeacantha ssp./var. camanchica ‘Albispina’ [phaeacantha] 19:99(ST)Opuntia phaeacantha ssp./var. camanchica ‘Gigantea’ [phaeacantha] 19:99Opuntia phaeacantha ssp./var. camanchica ‘Longispina’ [phaeacantha] 19:99(ST)Opuntia phaeacantha ssp./var. camanchica ‘Major’ [phaeacantha var. major].......................................................................................... 19: 100Opuntia phaeacantha ssp./var. camanchica ‘Minor’ [phaeacantha] 19: 99Opuntia phaeacantha ssp./var. camanchica ‘Pallida’ [phaeacantha] 19:99Opuntia phaeacantha ssp./var. camanchica ‘Rubra’ [phaeacantha] 19: 99-100(ST)Opuntia phaeacantha ssp./var. camanchica ‘Salmonea’ [phaeacantha] 19:100Opuntia phaeacantha var. charlestonensis [phaeacantha]14: 106Opuntia phaeacantha var. chihuahuensis [chihuahuensis]14: 107Opuntia phaeacantha var. covillei [vaseyi] ..................... 14: 116Opuntia phaeacantha var. discata ......14: 134-135; 19: 110, 112Opuntia phaeacantha var. flavispina............................... 19: 100Opuntia phaeacantha var. laevis [laevis] ........................ 17: 120Opuntia phaeacantha var. magnarensis n.nud. in sched. [phaeacantha] 19:101Opuntia phaeacantha var. major .......................15: 105; 19: 100Opuntia phaeacantha var./fa. mojavensis [phaeacantha]18: 131Opuntia phaeacantha var. nigricans n.inval. [phaeacantha]19: 98Opuntia phaeacantha var. piercei [littoralis]14: 116-117; 17: 128Opuntia phaeacantha var. spinosibacca [×spinosibacca]19: 100Opuntia phaeacantha var. superbispina [phaeacantha]19: 100-101Opuntia phaeacantha var. tenuispina n.inval. [macrorhiza]22: 55Opuntia phaeacantha var. wootonii [wootonii]...19: 101; 23: 62Opuntia philippii [Maihuenia poeppigii]......................... 19: 101Opuntia phyllacantha [?] ................................................. 19: 101Opuntia phyllanthus [Epiphyllum]................................... 19: 101Opuntia picardae [Consolea] .............................19: 101(LT,ET)Opuntia picardoi [Airampoa] ...................................19: 101-102Opuntia piccolomini n.nud. [?] ........................................ 19: 102Opuntia piccolominiana n.nud. [robusta]........................ 19: 102Opuntia pilifera.......................................................... 19: 92, 102Opuntia pilifera var. aurantisaeta ........................... 19: 102(NT)Opuntia pinkavae............................................................. 19: 102Opuntia pintadera n.nud. [leucotricha]...........3: 89, 91; 19: 102Opuntia ×pisciformis [ammophila × stricta] ................... 19: 102Opuntia pititache [Pereskiopsis]...................................... 19: 102Opuntia pittieri................................................................. 19: 102Opuntia pituitosa ............................................................. 19: 102Opuntia planispina n.nud. [?] .......................................... 19: 103Opuntia platyacantha Pfeiff. [Maihueniopsis]19: 103; 26: 64, 66, 67

Opuntia platyacantha Schum. non Pfeiff. [Tephrocactus articulatus] 19:104Opuntia platyacantha var. albispina n.nud. [Maihueniopsis platyacantha] 19:103Opuntia platyacantha var. deflexispina [Maihueniopsis platyacantha] 19:103Opuntia platyacantha var. gracilior n.illeg. [Maihueniopsis glomerata] 16:123Opuntia platyacantha var. monvillei [Maihueniopsis platyacantha] 19: 103-104Opuntia platyclada n.nud. [?] .......................................... 19: 104Opuntia platynoda [anacantha var. retrorsa?]................ 19: 104Opuntia plumbea [macrorhiza]........................................ 19: 104Opuntia plumosa var. nivea n.nud. [Tephrocactus articulatus]19: 104Opuntia pluriseta [Cylindropuntia leptocaulis]............... 17: 124Opuntia poecilacantha [Airampoa microdisca] .............. 19: 104Opuntia poeppigii [Maihuenia] ....................................... 19: 104Opuntia pollardi [austrina] ............................................. 19: 104Opuntia polyacantha15: 99; 16: 129-130; 17: 118; 18: 130; 19: 104-105, 106;20: 66; 21: 78; 22: 66; 23: 63-65; 27: 44, 62, 136Opuntia polyacantha ‘Carmin’........................................ 19: 105Opuntia polyacantha ‘Chartreuse’............................19: 105(ST)Opuntia polyacantha ‘Chrystal Tide’ .......................19: 105(ST)Opuntia polyacantha ‘Giant’ ....................................19: 105(ST)Opuntia polyacantha ‘Passau’ unest................................ 19: 105Opuntia polyacantha ‘Pforzheim’ ............................19: 105(ST)Opuntia polyacantha ‘Red Head’ .................................... 19: 105Opuntia polyacantha ‘Rubrispina’ unest......................... 19: 105Opuntia polyacantha ‘Utah Sunset’ unest. ...................... 19: 105Opuntia polyacantha var./fa. albispina [polyacantha]19: 105, 108Opuntia polyacantha var. borealis n.illeg. [polyacantha]19: 108Opuntia polyacantha var. erythrostemma [polyacantha] 19: 108Opuntia polyacantha var. juniperina [polyacantha] ....... 17: 118Opuntia polyacantha fa. microsperma [polyacantha]..... 19: 108Opuntia polyacantha var. nicholii [∑ nicholii]................ 18: 136Opuntia polyacantha var./fa. microsperma [polyacantha]19: 108Opuntia polyacantha var./fa. rufispina [polyacantha]19: 108-109Opuntia polyacantha var. salmonea [polyacantha]......... 19: 109Opuntia polyacantha var. spirocentra [polyacantha]...... 19: 109Opuntia polyacantha var. subinermis [polyacantha]....... 19: 109Opuntia polyacantha var./fa. trichophora [polyacantha] 19: 109Opuntia polyacantha var. watsonii [polyacantha]....19: 109-110Opuntia polyantha [tuna].............................19: 110, 111; 22: 76Opuntia polycarpa [austrina] .......................................... 19: 110Opuntia polymorpha n.nud. [Tephrocactus articulatus] ... 22: 64Opuntia porteri [Pereskiopsis] ........................................ 19: 110Opuntia posnanskyana [Austrocylindropuntia verschaffeltii]19: 110Opuntia pottsii ............................................15: 104-105; 18: 116Opuntia praecox n.nud. [?] .............................................. 19: 110Opuntia prasina [elata].................................................... 19: 110

Opuntia prate n.nud. [robusta?] ...................................... 19: 110Opuntia procumbens [phaeacantha var. discata].... 19: 110, 112Opuntia prolifera [Cylindropuntia] ................................. 19: 112Opuntia prostrata [humifusa] .......................................... 19: 112Opuntia prostrata var. spinosior n.nud. [humifusa] ........ 19: 112Opuntia protracta n.nud. [humifusa]............................... 19: 112Opuntia protracta var. elongata n.nud. [humifusa]......... 19: 112Opuntia protracta var. spinosior n.nud. [humifusa]........ 19: 112Opuntia pruinosa n.nud. [robusta?]................................. 19: 112Opuntia pseudorauppiana [Cumulopuntia leucophaea].19: 112Opuntia pseudo-tuna Salm [humifusa?] .......................... 19: 113Opuntia pseudo-tuna Schum. non Salm n.nud. [streptacantha]19: 113Opuntia pseudo-tuna var. elongata [humifusa?] ............. 19: 113Opuntia pseudo-tuna var. spinosior [humifusa?]............. 19: 113Opuntia pseudo-udonis [Austrocylindropuntia floccosa] 19: 113Opuntia puberula...............................................16: 130; 19: 113Opuntia pubescens.....................15: 98; 17: 124; 19: 96, 98, 113Opuntia pubescens × soederstromiana............................ 13: 108Opuntia puelchana [Cylindropuntia tunicata]................. 19: 113Opuntia pulchella [Grusonia]....................13: 109, 115; 19: 114Opuntia pulverata n.nud. [?]............................................ 19: 114Opuntia pulverulenta [Miqueliopuntia miquelii]............. 19: 114Opuntia pulverulenta var. miquelii [Miqueliopuntia miquelii]18: 129Opuntia pulvinata [microdasys] ..........................15: 63; 19: 114Opuntia pumila ..................................................19: 114; 21: 127Opuntia punta-caillan [Austrocylindropuntia]................ 19: 114Opuntia purpurea [Maihueniopsis ovata] ....................... 19: 114Opuntia pusilla15: 53, 98, 107; 16: 135; 18: 113; 19: 114; 22: 59Opuntia pusilla Salm non Haw. n. illeg. [Maihueniopsis glomerata] 19:107(NT), 114-115Opuntia pycnantha.............................................19: 115; 21: 127Opuntia pycnantha var. margaritana [pycnantha] .......... 19: 115Opuntia pygmaea [Grusonia pulchella] .......................... 19: 115Opuntia pyriformis [leucotricha]..................... 19: 115, 116(HT)Opuntia pyrocarpa [engelmannii] ................................... 19: 115Opuntia pyrrhacantha [Cumulopuntia dactylifera]..19: 115-116Opuntia pyrrhantha [elata].............................................. 19: 116Opuntia quimilo ..................... 14: 135; 19: 116; 24: 99, 101-102Opuntia ×quipa [Tacinga] ............................................... 19: 116Opuntia quiscalora n.fals. [anacantha var. kiska-loro]... 19: 116Opuntia quitensis ...............................................18: 113; 19: 116Opuntia rafinesquei n.illeg. [humifusa]............................. 20: 51Opuntia rafinesquei var./fa. arkansana [humifusa]..13: 103(ET)Opuntia rafinesquei ssp./fa. cymochila [cymochila] 14: 125, 128Opuntia rafinesquei ssp. cymochila var. montana [cymochila]14: 128Opuntia rafinesquei ssp. fusiformis n.mend. [macrorhiza]15: 112Opuntia rafinesquei var. grandiflora [macrorhiza]......... 16: 125Opuntia rafinesquei var. greenei n.mend. [macrorhiza].16: 127Opuntia rafinesquei var. macrorhiza n.mend. [macrorhiza]18: 116Opuntia rafinesquei var. microsperma n.mend. [humifusa]16: 134-135

Opuntia rafinesquei var. minor n.mend. [humifusa ssp. minor]16: 135Opuntia rafinesquei var. parva n.mend. [humifusa ssp. minor]16: 135Opuntia rafinesquei ssp./var. stenochila n.mend. [macrorhiza]21: 80Opuntia rafinesquei var. vaseyi [×vaseyi] ....................... 17: 128Opuntia rafinesquiana n.fals. [humifusa] .......................... 20: 51Opuntia rahmeri [Maihueniopsis tarapacana].............20: 51-52Opuntia ramosissima [Cylindropuntia] ....................... 20: 52, 53Opuntia ramosissima var. denudata n.nud. [Cylindropuntia ramosissima] 20:52Opuntia ramulifera [Cylindropuntia leptocaulis].............. 20: 52Opuntia rarissima [Cumulopuntia pentlandii] .................. 20: 52Opuntia rastrera ................................................................ 20: 52Opuntia rauhii [Austrocylindropuntia floccosa]15: 107; 20: 52, 54Opuntia rauppiana [Cumulopuntia sphaerica] ................. 21: 74Opuntia recedens [humifusa]............................................. 20: 54Opuntia recondita [Cylindropuntia kleiniae] ...............20: 54-55Opuntia recurvispina [phaeacantha]................................. 20: 55Opuntia reflexa [engelmannii]........................................... 20: 55Opuntia reflexispina [Grusonia]........................................ 20: 55Opuntia reicheana [Maihueniopsis leoncito] .................... 20: 55Opuntia repens Salm non Bello n.nud. [decumbens] ........ 20: 55Opuntia repens Bello ....................................................20: 55-56Opuntia reptans n.fals. [repens] ........................................ 20: 56Opuntia retrorsa [anacantha var.]..................................... 20: 56Opuntia retrospinosa [Airampoa corrugata] .................... 20: 56Opuntia rhodantha [polyacantha] ..................................... 20: 56Opuntia rhodantha ‘Prag’ unest. [polyacantha]................ 20: 56Opuntia rhodantha ‘Purple Knight’ [polyacantha] ........... 20: 56Opuntia rhodantha ‘Rosenheim’ unest. [polyacantha] ..... 20: 56Opuntia rhodantha ‘Schumanniana’ [polyacantha] .......... 20: 57Opuntia rhodantha ‘Sydow’ unest. [polyacantha] ............ 20: 57Opuntia rhodantha ‘Träger’ [polyacantha]....................... 20: 57Opuntia rhodantha var./fa. brevispina [polyacantha] ....... 20: 57Opuntia rhodantha var. flavispina [polyacantha] ............. 20: 57Opuntia rhodantha var./fa. pisciformis [polyacantha] ...... 20: 57Opuntia rhodantha var./fa. schumanniana [polyacantha]. 20: 57Opuntia rhodantha var. spinosior [polyacantha] .........20: 57-58Opuntia rhodantha var. spinosior ‘Uhlig’ [polyacantha].. 20: 58Opuntia rhodantha var./fa. xanthostemma [polyacantha].23: 63Opuntia rileyi..................................................................... 20: 58Opuntia riojana [Tephrocactus alexanderi] ...................... 20: 58Opuntia riparia [phaeacantha].......................................... 20: 58Opuntia ritteri .................................................................... 20: 58Opuntia riviereana [stenopetala]......................... 20: 58, 59(HT)Opuntia robinsonii............................................................. 20: 58Opuntia roborensis .................................................20: 58-59, 60Opuntia robusta 16: 128; 18: 120; 19: 110, 112; 20: 59; 21: 127Opuntia robusta var. guerrana [robusta] ........................ 16: 128Opuntia robusta var. larreyi [robusta] .....................17: 122-123Opuntia robusta var. longiglochidiata......... 20: 59(NT), 60(NT)

Opuntia robusta var. maxima n.inval. [?].......................... 20: 59Opuntia robusta var. viridior [?] ..................................20: 59-60Opuntia ×rooneyi [aureispina × macrocentra]................. 20: 60Opuntia rosarica [Cylindropuntia californica var.]20: 60, 61(HT)Opuntia rosarium [ficus-indica] ........................................ 20: 61Opuntia rosea [Cylindropuntia] ..............13: 120; 19: 72; 20: 61Opuntia rosea Phil. non DC n.nud. [Miqueliopuntia miquelii]20: 62Opuntia roseana [macrorhiza] .......................................... 20: 62Opuntia rosiflora [Miqueliopuntia miquelii]..................... 20: 62Opuntia rossiana [Cumulopuntia] ..................................... 20: 62Opuntia rotundifolia Brand. [Pereskiopsis porteri]13: 115-116; 20: 62Opuntia rotundifolia Schum. [Pereskiopsis] ..................... 20: 62Opuntia roxburghiana [monacantha]................................ 20: 63Opuntia rubescens [Consolea].............................14: 105; 20: 63Opuntia rubiflora Davids. [×vaseyi].................................. 20: 63Opuntia rubiflora Griff. n.illeg. [humifusa]........................ 20.63Opuntia rubra [?]............................................................... 20: 63Opuntia rubrifolia [erinacea] ............................................ 20: 63Opuntia rubrogemmia [viridirubra ssp.] ........................... 20: 63Opuntia rufescens [leucotricha] ........................................ 20: 63Opuntia rufida.............................20: 64, 65; 24: 95, 99, 101-103Opuntia rufida var. tortiflora [rufida] ............................... 20: 64Opuntia rugosa [vaseyi]..................................................... 20: 64Opuntia ruiz-lealii n.illeg. [Maihueniopsis clavarioides]14: 110; 20: 64Opuntia russellii [Maihueniopsis ovata].20: 64, 66(HT); 26: 73Opuntia ruthei n.nud. [Cylindropuntia imbricata?] .......... 20: 66Opuntia rutila [polyacantha] ............................................. 20: 66Opuntia rutila ‘Super’ unest. [polyacantha]...............20: 66(ST)Opuntia rzedowskii [lasiacantha]...................................... 20: 66Opuntia sabinii n.nud. [fragilis] ........................................ 21: 63Opuntia sacharosa n.inval. [Pereskia] .............................. 21: 63Opuntia salagria [megapotamica]..................................... 21: 63Opuntia salicornioides n.inval. [Hatiora] ......................... 21: 63Opuntia salmiana........................17: 117; 21: 63-64(LT); 23: 57Opuntia salmiana var. albiflora......................................... 13: 95Opuntia salmiana var. spegazzinii [Opuntia salmiana] .... 21: 74Opuntia salmii [?] .............................................................. 21: 64Opuntia salvadorensis [wentiana] ..................................... 21: 64Opuntia sanctae-barbarae [Cumulopuntia hystrix]........... 21: 64Opuntia sanfelipensis [Cylindropuntia]............................. 21: 64Opuntia ×sanguinea n.inval. [basilaris × rufida].........21: 64-65Opuntia sanguinea............................................................. 21: 65Opuntia sanguiniocula [macrorhiza]................................. 21: 65Opuntia santa-maria [Cylindropuntia].........................21: 65-66Opuntia santa-rita [chlorotica var.] ................................ 14: 108Opuntia sarca [tomentosa] ................................................ 21: 66Opuntia saxatilis [Tacinga] ............................................... 21: 66Opuntia saxatilis ssp. estevesii [Tacinga]........................ 14: 143Opuntia saxatilis ssp./var. minutispina [Tacinga] ............. 21: 66Opuntia saxatilis ssp./var. occibahiensis [Tacinga] .......... 21: 66

Opuntia saxatilis ssp./var. pomosa [Tacinga].................... 21: 66Opuntia saxicola .............................................................. 16: 120Opuntia scheeri.....................................................21: 66-67(NT)Opuntia scheeri var./fa. albispina [scheeri] ...................... 21: 67Opuntia scheinvariana [decumbens] ...................14: 131; 21: 67Opuntia schickendantzii..................................................... 21: 67Opuntia schomburgkii [?] .................................................. 21: 67Opuntia schottii [Grusonia]..........................................21: 67-68Opuntia schottii var. greggii [Grusonia schottii] .............. 21: 68Opuntia schulzii [Brasiliopuntia brasiliensis]................... 21: 68Opuntia schumannii Weber [elatior]................................. 21: 68Opuntia schumannii Speg. non Weber n.illeg. [Tephrocactus molinensis] 18:131Opuntia schweriniana [fragilis × polyacantha?]..21: 68(HT)-69Opuntia securigera [Airampoa corrugata]........................ 21: 69Opuntia segethii [Austrocylindropuntia subulata] ............ 21: 69Opuntia seguina [macrorhiza]........................................... 21: 69Opuntia semispinosa [littoralis] ........................................ 21: 69Opuntia senilis Pfeiff. n.nud. [orbiculata]......................... 21: 69Opuntia senilis Roezl [Austrocylindropuntia floccosa]..... 21: 69Opuntia sericea [sulphurea] ................................. 21: 69-70(LT)Opuntia sericea var. longispina [orbiculata]................... 18: 138Opuntia sericea var. maelenii n.nud. [sulphurea]18: 116; 21: 70Opuntia serpentina [Cylindropuntia californica var. californica] 14: 102;19: 95; 21: 70Opuntia serrana n.nud. [?]................................................. 21: 70Opuntia setigera [weberi].................................................. 23: 58Opuntia setispina [macrorhiza] ......................................... 21: 70Opuntia shaferi [Austrocylindropuntia] .......................21: 70-71Opuntia shaferi var. humahuacana [Austrocylindropuntia shaferi] 21: 71Opuntia shreveana [chlorotica var. santa-rita]................. 21: 71Opuntia sinclairii [engelmannii].................................21: 71(LT)Opuntia skottsbergii [Pterocactus hickenii] .................21: 71-72Opuntia soederstomiana ......................................14: 135; 21: 72Opuntia soehrensii [Airampoa] ......................................... 21: 72Opuntia soehrensii var. grandiflora [Airampoa soehrensii]21: 72Opuntia soehrensii var. tilcarensis [Airampoa tilcarensis]22: 57Opuntia soehrensii var. transiens [Airampoa soehrensii]21: 72-73Opuntia spathulata [Pereskiopsis]..................................... 21: 73Opuntia spathulata var. aquosa [Pereskiopsis aquosa] .... 21: 73Opuntia speciosa [Disocactus phyllanthoides].................. 21: 73Opuntia spectatissima [Grusonia pulchella] ..............21: 73(LT)Opuntia spegazzinii [salmiana] ......................................... 21: 74Opuntia sphaeracantha n.fals. [?] ..................................... 21: 74Opuntia sphaerica [Cumulopuntia] ................................... 21: 74Opuntia sphaerica var. rauppiana [Cumulopuntia sphaerica]21: 74Opuntia sphaerica var. unguispina [Cumulopuntia leucophaea]21: 74-75Opuntia sphaerocarpa [erinacea]...................................... 21: 75Opuntia sphaerocarpa var. utahensis [erinacea] 14: 143; 21: 75Opuntia spina-alba [austrina] ........................................... 21: 75

Opuntia spinaurea [humifusa?] ......................................... 21: 75Opuntia spinibarbis [sulphurea ssp.]................................. 21: 75Opuntia spinibarbis var. grandiflora [sulphurea] ............. 21: 75Opuntia spiniflora [Austrocactus] ................................21: 75-76Opuntia ×spinosibacca [aureispina × phaeacantha]19: 100; 21: 76Opuntia spinosior [Cylindropuntia] .................................. 21: 76Opuntia spinosior var. neomexicana [Cylindropuntia spinosior]21: 76Opuntia spinosissima [Consolea] .......................... 21: 76, 77, 78Opuntia spinitecta [Cylindropuntia imbricata] ................. 21: 78Opuntia spinulifera ..................14: 103; 16: 130; 18: 138; 21: 78Opuntia spinulosa [?]......................................................... 21: 78Opuntia spirocentra n.nud. [polyacantha]....................... 19: 109Opuntia splendens [polyacantha] ...................................... 21: 78Opuntia spraguei [tomentosa] ........................................... 21: 78Opuntia squarrosa [engelmannii]...................................... 21: 78Opuntia staffordii n.inval. [Cumulopuntia sphaerica] ...... 21: 79Opuntia stanlyi [Grusonia].........................................21: 79(ET)Opuntia stanlyi var. kunzei [Grusonia kunzei] ................ 17: 120Opuntia stanlyi var. parishiorum [Grusonia parishiorum]19: 94Opuntia stanlyi var. peeblesiana [Grusonia kunzei].......... 21: 79Opuntia stanlyi var. wrightiana [Grusonia kunzei] ........... 21: 79Opuntia stapeliae [Cylindropuntia tunicata]15: 53, 61, 63; 21: 80Opuntia steiniana [Austrocylindropuntia ?] ...................... 21: 80Opuntia stenarthra............................................................. 21: 80Opuntia stenopetala. 13: 103; 16: 122, 125; 18: 118-119; 21: 80Opuntia stenopetala var. inermis [stenopetala]............21: 80-81Opuntia straminea [?]........................................................ 21: 81Opuntia streptacantha ......................................19: 91-92; 21: 81Opuntia streptacantha var. pachona [streptacantha]........ 19: 91Opuntia stricta13: 108; 17: 115; 18: 114-115; 19: 95; 21: 81(NT); 22: 63-64Opuntia stricta var. dillenii [dillenii]............................... 14: 133Opuntia stricta ssp. esparzae [dillenii].............................. 21: 81Opuntia strigil.................................................................... 21: 82Opuntia strigil var. flexispina [engelmannii var.]............ 15: 105Opuntia strobiliformis [Tephrocactus articulatus].... 21: 82(HT)Opuntia subarmata [engelmannii]................................21: 82-83Opuntia subferox n.nud. [leucotricha]............................... 21: 83Opuntia subinermis Steud. n.nud. [Opuntia cochinellifera]21: 83Opuntia subinermis Backeb. [Cumulopuntia] ......21: 83-84(HT)Opuntia subsphaerica [Tephrocactus alexanderi]13: 97(NT); 21: 84(NT)Opuntia subsphaerocarpa.................................................. 21: 85Opuntia subterranea [Maihueniopsis]...... 21: 85(LT); 26: 73-74Opuntia subulata [Austrocylindropuntia]....14: 121, 143; 21: 86Opuntia sulphurea13: 32; 16: 132; 18: 116; 21: 69-70, 75, 86; 21: 127; 22: 65;24: 100, 103Opuntia sulphurea var. hildemannii [sulphurea]............. 16: 132Opuntia sulphurea ssp. brachyacantha ........................... 13: 115Opuntia sulphurea var. laevior n.nud. [sulphurea] ........... 21: 86Opuntia sulphurea var. major n.nud. [sulphurea] ............. 21: 86Opuntia sulphurea var. minor n.nud. [sulphurea] ............. 21: 86

Opuntia sulphurea var. pallidior n.nud. [sulphurea]......... 21: 86Opuntia sulphurea var. roseispina n.nud. [sulphurea]...... 21: 86Opuntia sulphurea var. rufispina n.nud. [sulphurea] ........ 21: 86Opuntia sulphurea ssp. spinibarbis ................................... 21: 75Opuntia sulphurea var. vulpina ....................................22: 75-76Opuntia superbispina [phaeacantha] .......................19: 100-101Opuntia tapona .................................................................. 22: 53Opuntia tarapacana [Maihueniopsis]................................ 22: 53Opuntia tardispina [engelmannii].................................22: 53-54Opuntia tayapayensis [pubescens]..................................... 22: 53Opuntia taylorii.......... 2: 43, 64; 16: 129; 20: 91-92, 119; 22: 54Opuntia tehuacana............................................................. 22: 54Opuntia tehuantepecana n.inval. [dillenii var]................ 14: 134Opuntia tenuiflora.............................................................. 22: 54Opuntia tenuispina [macrorhiza]....................18: 129; 22: 54-55Opuntia tephrocactoides [Austrocylindropuntia yanganucensis]22: 55Opuntia teres [Austrocylindropuntia]................................ 22: 55Opuntia tesajo [Cylindropuntia]...................................22: 55-56Opuntia tesselata n.illeg. [Cylindropuntia ramosissima]20: 52, 53Opuntia tesselata var. cristata n.mend. [Cylindropuntia ramosissima‘Cristata’] ........................................................................... 22: 56Opuntia testudinis-crus [Consolea moniliformis].............. 22: 56Opuntia tetracantha [Cylindropuntia]............................. 17: 119Opuntia texana [engelmannii] ........................................... 22: 56Opuntia thornberi [Cylindropuntia acanthocarpa var.]13: 89(HT), 94(ET)Opuntia thurberi [Cylindropuntia] ...................13: 95; 22: 56-57Opuntia thurberi var. alamosensis [Cylindropuntia thurberi]13: 95Opuntia ticnamarensis [Cumulopuntia] ............................ 22: 57Opuntia tidballii n.nud. [chlorotica]................................ 14: 108Opuntia tilcarensis [Airampoa] ................................. 22: 57(NT)Opuntia tilcarensis ‘Fuchs’ [Airampoa]............................ 22: 57Opuntia tilcarensis var. rubellispina [Airampoa tilcarensis ‘Rubellispina’] 22:58Opuntia todari [?] .............................................................. 22: 58Opuntia tomentella...............................................14: 139; 22: 58Opuntia tomentosa12: i, 12, 20; 17: 16, 110; 18: 113, 124, 137; 21: 78; 22: 58Opuntia tomentosa var. herrerae [tomentosa]................... 22: 58Opuntia tomentosa var. rileyi [rileyi] ................................ 20: 58Opuntia tomentosa var. spraguei [tomentosa]................... 21: 78Opuntia tortisperma n.fals. [macrorhiza].......................... 22: 58Opuntia tortispina [macrorhiza]........................................ 22: 59Opuntia tortispina var. cymochila [cymochila] ....... 14: 125, 128Opuntia toumeyi [phaeacantha] ........................................ 22: 59Opuntia tracyi [pusilla]...................................................... 22: 59Opuntia treleasei [basilaris]............................................ 13: 110Opuntia treleasei var. kernii [basilaris]........................... 13: 110Opuntia triacantha.................................................13: 92; 22: 59Opuntia tribuloides [megacantha?] ................................... 22: 59Opuntia trichophora [polyacantha]................................. 19: 109Opuntia tricolor [engelmannii].....................................22: 59-60

Opuntia tuberculata [elata?].............................................. 22: 60Opuntia tuberculosirhopalica [Grusonia pulchella] ......... 22: 60Opuntia tuberiformis [Airampoa chilensis?] ................22: 60-61Opuntia tuberosa [Pterocactus].....................14: 18(NT); 22: 61Opuntia tuberosa var. gracilior [Maihueniopsis glomerata]16: 123Opuntia tuberosa var. spinosa [Maihueniopsis glomerata]22: 61Opuntia tuna (L.) Mill.14: 111, 123(LT); 18: 117; 19: 110, 111; 22: 61-62, 76Opuntia tuna Ehrenb. non (L.) Mill.[ficus-indica] ........ 3: 89, 91Opuntia tuna var. cubaguensis .......................................... 22: 62Opuntia tuna var. humilis [dillenii] .....................16: 135; 22: 62Opuntia tuna var. humilior n. illeg. [dillenii] .................... 22: 62Opuntia tuna var. laevior n.nud. [tuna] ............................. 22: 62Opuntia tuna var. orbiculata n.nud. [dillenii?].................. 22: 62Opuntia tuna fa. rastrera [rastrera] .................................. 20: 52Opuntia tuna-blanca [ficus-indica].................................... 22: 62Opuntia tunicata [Cylindropuntia]3: 89; 15: 53, 61, 63; 22: 62-63Opuntia tunicata var. chilensis [Cylindropuntia] .......22: 63(LT)Opuntia tunicata var. davisii [Cylindropuntia davisii]14: 129, 130Opuntia tunicata var. laevior [Cylindropuntia tunicata]... 22: 63Opuntia tunoidea [stricta?]...........................................22: 63-64Opuntia tunoides n.inval. [caracassana]...............22: 64; 23: 59Opuntia turbinata............................................................... 22: 64Opuntia turgida [ammophila]............................................ 22: 64Opuntia turpinii [Tephrocactus articulatus]...................... 22: 64Opuntia turpinii var. polymorpha [Tephrocactus articulatus]22: 64Opuntia tweediei n.nud. [sulphurea] ................................. 22: 65Opuntia udonis [Austrocylindropuntia floccosa]............... 22: 65Opuntia undulata Pfeiff. non Griff. n.nud. [Cylindropuntia imbricata] 22:65Opuntia undulata [ficus-indica]....................................22: 65-66Opuntia undosa [ficus-indica] ........................................... 22: 65Opuntia unguispina [Cumulopuntia leucophaea].........21: 74-75Opuntia urbaniana [Consolea moniliformis]..................... 22: 66Opuntia ursina [erinacea var. hystricina] ....................... 14: 142Opuntia ursina var. horribilis [erinacea var. hystricina] 14: 142Opuntia urumbeba [monacantha]...................................... 22: 66Opuntia utahensis [polyacantha]........................ 22: 66(HT, ET)Opuntia utkilio [anacantha var.]...................................22: 66-67Opuntia vaginata [Cylindropuntia leptocaulis]............... 17: 125Opuntia valentinii [Pterocactus]........................................ 22: 67Opuntia valida [engelmannii]............................................ 22: 67Opuntia variacantha n.nud. [?].......................................... 22: 67Opuntia ×vaseyi [littoralis × phaeacantha]14: 116; 17: 116, 128; 20: 63, 64;22: 67-68Opuntia vaseyi var. magentea [×vaseyi].......................... 18: 117Opuntia velutina................................................13: 94-95; 22: 68Opuntia velutina var. affinis [velutina].............13: 94-95; 22: 68Opuntia velutina var. macdougaliana [tomentosa] ......... 18: 113Opuntia verrucosa n.nud. [?]............................................. 22: 68Opuntia verschaffeltii [Austrocylindropuntia]................... 22: 68

Opuntia verschaffeltii var. digitalis [Austrocylindropuntia verschaffeltii] 22:68Opuntia verschaffeltii var. floribunda [Austrocylindropuntia verschaffeltii] 22:68-69Opuntia verschaffeltii var./fa. longispina [Austrocylindropuntia verschaffeltii].......................................................................................22: 68-69Opuntia verschaffeltii var. rubriflora [Austrocylindropuntia verschaffeltii] 22:69Opuntia vestita [Austrocylindropuntia] ........................22: 69-70Opuntia vestita var. chuquisacana [Austrocylindropuntia vestita] 14: 109Opuntia vestita fa. intermedia [Austrocylindropuntia vestita]22: 70Opuntia vestita var. major [Austrocylindropuntia vestita]22: 70(HT)Opuntia vexans [Cylindropuntia imbricata]...................... 22: 70Opuntia vilis [Grusonia].......................................22: 70-71(HT)Opuntia villus n.nud. [Grusonia vilis] ............................... 22: 71Opuntia violacea........................................... 22: 71(HT)-72(ET)Opuntia violacea var. castetteri......................................... 22: 72Opuntia violacea var. gosseliniana [chlorotica var.] ...... 14: 108Opuntia violacea var. macrocentra [macrocentra] ......... 18: 115Opuntia violacea var. santa-rita [chlorotica var.]........... 14: 108Opuntia virens.................................................................... 22: 72Opuntia virgata [leptocaulis]............................................. 22: 72Opuntia ×viridiflora [Cylindropuntia imbricata × whipplei]22: 72-73Opuntia viridirubra comb.n...................................13: 29; 22: 73Opuntia viridirubra ssp. rubrogemmia.............................. 20: 63Opuntia vitelliniflora ......................................................... 22: 73Opuntia vitelliniflora ssp. interjecta.........................17: 115-116Opuntia ×vivipara [Cylindropuntia arbuscula × versicolor]22: 73Opuntia vulgaris Mill. [ficus-indica]14: 112; 22: 11, 73, 74(LT), 75Opuntia vulgaris Candolle non Mill. [humifusa]............. 18: 134Opuntia vulgaris var. balearica [stricta]......................... 13: 108Opuntia vulgaris var. lemaireana [monacantha]............. 17: 123Opuntia vulgaris var. major [humifusa] ............................ 22: 75Opuntia vulgaris var. media n.illeg. [humifusa]................ 22: 75Opuntia vulgaris var. minor n.nud. [humifusa] ................. 22: 75Opuntia vulgaris var./fa. nana [humifusa]....................... 18: 134Opuntia vulgaris var. rafinesquei [humifusa].................... 20: 51Opuntia vulpina [sulphurea var.]..................................22: 75-76Opuntia wagenknechtii [Maihueniopsis] ........................... 23: 57Opuntia wagneri [salmiana].............................................. 23: 57Opuntia weberi [Tephrocactus] ....................................23: 57-58Opuntia weberi var. deminuta [Tephrocactus] .................. 23: 58Opuntia weberi var. dispar [Tephrocactus weberi]........... 23: 58Opuntia weigandii [Grusonia pulchella]......................23: 60-61Opuntia weingartiana [Austrocylindropuntia shaferi].23: 58-59Opuntia wentiana [caracassana] 20: i, iv; 21: 64; 22: 64; 23: 59Opuntia werneri sp.n. [Tacinga].......................10: 89-94; 23: 59Opuntia wetmorei [Maihueniopsis glomerata].............23: 59-60Opuntia whipplei [Cylindropuntia].................................... 23: 60Opuntia whipplei var. enodis [Cylindropuntia whipplei]..23: 60

Opuntia whipplei var. laevior n.inval. [Cylindropuntia whipplei] 23: 60Opuntia whipplei var. multigeniculata [Cylindropuntia ×multigeniculata] 18:133Opuntia whipplei var./fa. spinosior [Cylindropuntia spinosior]21: 76Opuntia whipplei var. viridiflora n.inval. [Cylindropuntia ×viridiflora] 22:73Opuntia whitneyana [basilaris] ....................................... 13: 110Opuntia whitneyana var. albiflora [basilaris] ................. 13: 110Opuntia wigginsii [Cylindropuntia echinocarpa].............. 23: 61Opuntia wilcoxii................................................................. 23: 61Opuntia wilkeana [Cumulopuntia pentlandii] ................... 23: 61Opuntia winteriana [engelmannii]..................................... 23: 61Opuntia wolfii [Cylindropuntia] ..........................14: 138; 23: 61Opuntia woodsii [phaeacantha]......................................... 23: 61Opuntia woodsii ‘Tomato Red’ [phaeacantha] ........... 23: 62, 72Opuntia wootonii .................................................19: 101; 23: 62Opuntia wrightiana [Grusonia kunzei].........................21: 79-80Opuntia wrightii [Cylindropuntia kleiniae]..................23: 62-63Opuntia xanthoglochia [humifusa] .................................... 23: 63Opuntia xanthostemma [polyacantha]..........................23: 63-64Opuntia xanthostemma var. brevispina n.nud. [polyacantha]20: 57Opuntia xanthostemma var. elegans [polyacantha]........... 23: 64Opuntia xanthostemma var. fulgens n.nud. [polyacantha] 23: 64Opuntia xanthostemma var. fulva n.nud. [polyacantha].... 23: 64Opuntia xanthostemma var. gracilis n.nud. [polyacantha] 23: 64Opuntia xanthostemma var. obicularis [polyacantha]..23: 64-65Opuntia xanthostemma var./fa. rosea n.nud. [polyacantha]23: 65Opuntia xanthostemma var. rubra n.nud. [polyacantha]... 23: 65Opuntia xerocarpa [erinacea] ........................................... 23: 65Opuntia yanganucensis [Austrocylindropuntia]................ 23: 65Opuntia youngii [humifusa] ............................................... 23: 65Opuntia zacana [echios var.] ........................................... 14: 139Opuntia zacuapanensis [lasiacantha]................................ 23: 65Opuntia zamudioi [leucotricha?] ....................................... 23: 66Opuntia zebrina [dillenii] .............................13: 105-106; 23: 66Opuntia zehnderi [Cumulopuntia] ..................................... 23: 66Opuntia zuniensis [phaeacantha] ...................................... 23: 66Opuntia ‘Apache’ [polyacantha × ?] ................................. 23: 66Opuntia ‘Avalon’..........................................................23: 66-67Opuntia ‘Berlin’ unest. [basilaris × ?]............................... 23: 67Opuntia ‘Budapest’............................................................ 23: 67Opuntia ‘Cactusville’..................................................23: 67(ST)Opuntia ‘Chico’ ..........................................................23: 67(ST)Opuntia ‘Claude Arno’ [fragilis × ?]................................. 23: 67Opuntia ‘Colorado’............................................................ 23: 67Opuntia ‘Cottbus’ .............................................................. 23: 67Opuntia ‘Desert Splendor’ [basilaris × polyacantha] ....... 23: 67Opuntia ‘Feeder’................................................................ 23: 68Opuntia ‘Greenland’ [fragilis × polyacantha]................... 23: 68

OrbeaOpuntia ‘Grizzly Bear’ [erinacea ssp. hystricina (ursina horribilis)] 23:68Opuntia ‘Guayaquil’ .......................................................... 23: 68Opuntia ‘Harburg’ unest. [erinacea ssp. hystricina × ?] ... 23: 68Opuntia ‘Hayne’ ................................................................ 23: 68Opuntia ‘Hemet’ .........................................................23: 68(ST)Opuntia ‘Hoery’ [basilaris × microdasys]..................23: 69(ST)Opuntia ‘Hokya’ ................................................................ 23: 69Opuntia ‘Hybrid #40.......................................................... 23: 69Opuntia ‘Leuchtfeuer’ ................................................23: 69(ST)Opuntia ‘Marin’................................................................. 23: 69Opuntia ‘Melrose’.......................................................23: 69(ST)Opuntia ‘Mini’............................................................23: 69(ST)Opuntia ‘Monclova’........................................................... 23: 69Opuntia ‘Monterey’ ....................................................23: 69(ST)Opuntia ‘Morada’ .............................................................. 23: 70Opuntia ‘Myers’................................................................. 23: 70Opuntia ‘Namao Rose’ ...................................................... 23: 70Opuntia ‘Niagara’ .............................................................. 23: 70Opuntia ‘Opaline’ .......................................................23: 70(ST)Opuntia ‘Pablo Picasso’..................................................... 23: 70Opuntia ‘Piccolo Maniama’ unest. .................................... 23: 70Opuntia ‘Plaid’ n.nug......................................................... 23: 70Opuntia ‘Purple Desert’..................................................... 23: 70Opuntia ‘Robusta’..................................................23: 70-71(ST)Opuntia ‘Rom’............................................................23: 71(ST)Opuntia ‘Rosamel’ unest. .................................................. 23: 71Opuntia ‘Rubra’ [basilaris × rufida] ................................. 23: 71Opuntia ‘Rutilans’ unest. [brachyarthra × erinacea var. utahensis] 23: 71Opuntia ‘Schliersee’ unest................................................. 23: 71Opuntia ‘Sevillea’ unest. ................................................... 23: 71Opuntia ‘Signal’..........................................................23: 71(ST)Opuntia ‘Smithwick’ ..................................................23: 71(ST)Opuntia ‘Smithwick II’ unest. ........................................... 23: 71Opuntia ‘Special’........................................................23: 72(ST)Opuntia ‘Stuttgart’ unest.................................................... 23: 72Opuntia ‘Subarmata’ [engelmannii] ................................ 14: 140Opuntia ‘Super Rutila’ unest. [aurea × erinacea var. utahensis]23: 72Opuntia ‘Sydowiana’ unest................................................ 23: 72Opuntia ‘Texas’ ................................................................. 23: 72Opuntia ‘Titania’ ........................................................23: 72(ST)Opuntia ‘Trailing’.............................................................. 23: 72Opuntia ‘Vertex’................................................................ 23: 72Opuntia ‘Watson’............................................................... 23: 72Opuntia ‘Wooly’................................................................ 23: 72Orbea rangeana................................................................. 12: 98Orbea semota......................................................................... 8: 8Orbea variegata...........................5: 9; 19: 69; 27: 122, 139, 142Orbea verrucosa ................................................................ 12: 98

OrbeopsisOrbeopsis (gen.)............................................................. 8: 2, 3, 9×Oreobivia×Oreobivia [Oreocereus × Lobivia] .................................. 19: 66×Oreocana×Oreocana [Oreocereus × Matucana] ................................ 12: 6OreocereusOreocereus......................................................................... 24: 80Oreocereus, annotated dictionary entry.....................4: 72; 8: 91Oreocereus celsianus × Echinopsis tarijensis ................... 19: 66Oreocereus hempelianus comb.n. [Cleistocactus]............... 5: 93Oreocereus pseudofossulatus n.nov. [Cleistocactus fossulatus]9: 89×Oreonopsis×Oreonopsis nothogen.n. [Echinopsis × Oreocereus]12: 6; 19: 66OrnithogalumOrnithogalum sardienii sp.n. ........................................12: 32-35Ornithogalum unifoliatum ................................................. 27: 19OroyaOroya [infrag. Oreocereus] ................................................. 8: 91OrtegocactusOrtegocactus macdougalii........................................... 24: 76, 78OrthophytumOrthophytum sp.................................................................. 13: 52OrthopterumOrthopterum...........................................................15: 40; 27: 91Orthopterum coegana ........................................................ 15: 40Orthopterum nemorosa...................................................... 15: 40Orthopterum waltoniae........................................15: 40; 27: 109OsculariaOscularia.................................. 16: 74-75; 21: 108; 27: 108, 116Oscularia alba comb.n................................................. 16: 75, 82Oscularia caulescens ................................................... 16: 75, 82Oscularia cedarbergensis comb.n. ......................16: 76; 27: 109Oscularia compressa comb.n............................................. 16: 76Oscularia comptonii comb.n........................16: 76; 21: 108, 110Oscularia copiosa comb.n. ................................................ 16: 76Oscularia deltata n.illeg. [deltoides] ................................. 16: 76Oscularia deltata var. major [major]........................... 16: 76, 77Oscularia deltoides .....................................16: 74, 75, 76-77, 83Oscularia deltoides var. major [major] ....................... 16: 77, 78Oscularia deltoides var. muricata n.mend. [deltoides] 16: 76, 77Oscularia deltoides var. pedunculata [pedunculata]... 16: 77, 78Oscularia excedens comb.n. .............................................. 16: 77Oscularia falciformis comb.n. [Lampranthus]16: 77, 83; 21: 108Oscularia guthriae comb.n. ............................................... 16: 77Oscularia lunata comb.n. .................................16: 74-75, 77, 83Oscularia major......................................................16: 75, 77-78Oscularia muricata n.illeg. [deltoides]........................ 16: 76, 78Oscularia ornata comb.n....................................... 16: 75, 78, 83Oscularia paardebergensis comb.n................................... 16: 78

Oscularia pedunculata....................................................... 16: 78Oscularia piquetbergensis comb.n. ................................... 16: 78Oscularia prasina comb.n. ...........................................16: 78-79Oscularia primiverna comb.n............................................ 16: 79Oscularia steenbergensis comb.n. ............................... 16: 79, 83Oscularia superans comb.n. .............................................. 16: 79Oscularia thermarum comb.n............................................ 16: 79Oscularia vernicolor comb.n............................................. 16: 79Oscularia vredenburgensis comb.n. .................................. 16: 79×Pacherocactus×Pacherocactus [Bergerocactus × Pachycereus]............ 12: 2, 6×Pacherocactus orcuttii [Bergerocactus emoryi × Pachycereus pringlei] 12:2, 6; 22: 10; 26: 10×Pachgerocereus×Pachgerocereus n.inval. [×Pacherocactus]....................... 12: 2PachycereusPachycereus ....................................................................... 24: 80Pachycereus, annotated dictionary entry ...................4: 71; 8: 93Pachycereus fulviceps comb.n............................................. 9: 89Pachycereus gatesii comb.n................................................. 9: 89Pachycereus marginatus..................3: 84, 87; 15: 60, 61; 27: 60Pachycereus militaris comb.n......................5: 93; 26: 15; 27: 39Pachycereus pecten-aboriginum..................25: 138; 27: 60, 130Pachycereus schottii comb.n. ..................................5: 93; 27: 39PachycymbiumPachycymbium (gen.)..........................................8: 2, 3, 9, 20-21Pachycymbium abayense comb.n. ....................................... 8: 23Pachycymbium araysianum comb.n. ................................... 8: 23Pachycymbium baldratii comb.n. ........................................ 8: 24Pachycymbium baldratii ssp. baldratii................................ 8: 24Pachycymbium baldratii ssp. subterraneum comb.& stat.n.8: 24Pachycymbium carnosum .................................................... 8: 28Pachycymbium chrysostephanum comb.n. .......................... 8: 24Pachycymbium circes comb.n.............................................. 8: 22Pachycymbium commutatum comb.n................................... 8: 23Pachycymbium decaisneanum comb.n. ......................... 8: 20, 22Pachycymbium deflersianum comb.n. ................................. 8: 22Pachycymbium denboefii comb.n. ....................................... 8: 22Pachycymbium distinctum comb.n....................................... 8: 22Pachycymbium dummeri.................................................. 8: 8, 22Pachycymbium eremastrum comb.n. ................................... 8: 24Pachycymbium gemugofanum comb.n................................. 8: 23Pachycymbium huernioides comb.n. ................................... 8: 22Pachycymbium keithii .......................................................... 8: 28Pachycymbium kochii .....................................................8: 21-22Pachycymbium laikipiense sp.n. ...............................8: 24-25, 27Pachycymbium lancasteri .................................................... 8: 28Pachycymbium laticoronum comb.& stat.n......................... 8: 23Pachycymbium lugardii comb.n. ................................... 8: 27, 28Pachycymbium luntii comb.n................................... 8: 24; 11: 64

Pachycymbium meintjesianum comb.n................................ 8: 24Pachycymbium miscellum comb.n....................................... 8: 28Pachycymbium rogersii comb.n................................. 8: 5, 27, 28Pachycymbium sacculatum comb.n................................. 8: 8, 21Pachycymbium schweinfurthii comb.n. ............................... 8: 23Pachycymbium sprengeri comb.n........................................ 8: 22Pachycymbium sprengeri ssp. foetidum comb.n.................. 8: 23Pachycymbium sprengeri ssp. ogadense comb.n................. 8: 23Pachycymbium sprengeri ssp. sprengeri ......................... 8: 8, 23Pachycymbium tubiforme..................................................... 8: 21Pachycymbium ubomboense comb.n. ...................... 8: 25, 27, 28Pachycymbium vibratilis comb.n......................................... 8: 22Pachycymbium wilsonii comb.n........................................... 8: 22Pachycymbium wissmannii comb.n. .................................... 8: 24PachypodiumPachypodium...............................................................22: 85-130Pachypodium subg. Chionopodium n.inval. [Pachypodium]16: 106; 22: 88Pachypodium subg. Chrysopodium [sect. Gymnopus]16: 106; 22: 88, 90Pachypodium subg. Nesopodium subg.n. ...............22: 90, 91-92Pachypodium subg. Porphyropodium [sect.]............... 22: 88, 90Pachypodium sect. Adeniopsis........................................... 22: 86Pachypodium sect. Chrysopodium [sect. Gymnopus]........ 22: 90Pachypodium sect. Cladanthemum [ser. Ternata]....... 22: 88, 90Pachypodium ser. Contorta ....................................22: 90, 92-93Pachypodium ser. Densiflora ser.n. ............22: 91, 126-127, 129Pachypodium sect. Gymnopus ......................22: 86, 90, 107-108Pachypodium sect. Leucopodium........................... 22: 88, 90, 92Pachypodium ser. Macrosperma [ser. Contorta]............... 22: 92Pachypodium ser. Nana [ser. Contorta] ...................... 22: 90, 92Pachypodium sect. Porphyropodium............22: 90, 99, 105-106Pachypodium ser. Pseudoternata ser.n.................. 22: 90, 94, 99Pachypodium ser. Ramosa.............................22: 90-91, 108-109Pachypodium ser. Ternata ......................................22: 90, 93-94Pachypodium sect. Velutini n.nud. [sect. Gymnopus]........ 22: 90Pachypodium ser. Verrucosa [ser. Ramosa]...................... 22: 91Pachypodium ambongense16: 106; 22: 90, 92, 93, 94, 99, 102, 106-107, 112Pachypodium baronii16: 105, 106, 107, 108; 22: 90, 99, 105-107, 110, 112Pachypodium baronii var. baronii................................... 16: 107Pachypodium baronii var. windsorii [windsorii]16: 102, 105, 107, 111Pachypodium bicolor [rosulatum ssp./fa.]16: 101, 103, 105, 106, 107, 108; 22:91Pachypodium bispinosum ....................................16: 107; 22: 91Pachypodium brevicaule16: 101, 106; 22: 91, 107, 108-109, 120Pachypodium brevicaule × rosulatum .......16: 103, 106; 22: 109Pachypodium brevicaule × densiflorum [×rauhii]16: 106; 22: 109Pachypodium cactipes [rosulatum ssp.]16: 106; 22: 90, 91, 107, 116Pachypodium champenoisianum [lamerei]........................ 22: 94Pachypodium decaryi..16: 106; 22: 90, 92, 93, 95, 106-107, 112Pachypodium densiflorum16: 101, 102, 104, 106, 107; 22: 91, 121, 126-127Pachypodium densiflorum × horombense........................ 16: 106

Pachypodium densiflorum var. brevicalyx [densiflorum]16: 104, 106, 107; 22:91Pachypodium densiflorum var. densiflorum .................... 16: 107Pachypodium drakei [rosulatum ssp. rosulatum] ...... 22: 91, 116Pachypodium eburneum16: 101, 104, 106, 107; 22: 91, 125, 127, 129Pachypodium geayi..... 16: 107; 22: 90, 92, 93-94, 100, 106-107Pachypodium gracilius [rosulatum var.]16: 101, 102-103, 105, 107Pachypodium horombense16: 101, 102, 105, 106, 107; 21: 54; 22: 91, 116,122, 127Pachypodium inopinatum16: 101, 103, 104, 106, 107; 22: 91, 123-124, 127,129Pachypodium jasminiflorum [succulentum] .................... 16: 108Pachypodium lamerei16: 107; 22: 86, 90, 92, 93-94, 99, 101, 106-107, 112Pachypodium lealii .................................................. 17: 103, 105Pachypodium makayense [rosulatum ssp.]........................ 22: 91Pachypodium menabeum22: i, iv, 90,92, 93, 99, 103-104, 106-107Pachypodium namaquanum....12: 34; 22: 91, 132, 133-134, 135Pachypodium ramosum [lamerei]................................ 22: 94, 99Pachypodium ×rauhii [brevicaule × densiflorum]16: 106; 22: 109Pachypodium rosulatum nom.cons.prop.16: 101-104, 106-108; 22: 90, 91,108-109, 112, 116, 126Pachypodium rosulatum var. albiflorum n.nud. [eburneum]22: 129Pachypodium rosulatum ssp. bicolor stat.n.22: 91, 108-109, 112, 114, 126Pachypodium rosulatum ssp. cactipes comb.& stat.n.22: 91, 108-109, 115,117Pachypodium rosulatum var. delphinense [rosulatum]16: 105; 22: 116Pachypodium rosulatum var. drakei [rosulatum] ............ 16: 104Pachypodium rosulatum var. eburneum comb.n. [eburneum]16: 101, 104, 106,107Pachypodium rosulatum var. gracilius 16: 101, 102-103, 105, 107, 108, 116Pachypodium rosulatum ssp. gracilius stat.n.22: 91, 108-109, 116, 118, 126Pachypodium rosulatum var. inopinatum comb.n. [inopinatum] 16: 101, 103,104, 106, 107Pachypodium rosulatum ssp. makayense comb.& stat.n.22: 91, 108-109, 112,119, 126Pachypodium rosulatum ssp. rosulatum22: 91, 108-109, 112, 113, 126Pachypodium rosulatum var. rosulatum.......................... 16: 107Pachypodium rosulatum var. rosulatum fa. bicolor comb.n. 16: 101, 103, 105,106, 107, 108Pachypodium rosulatum var. stenanthum [rosulatum].... 16: 104Pachypodium rutenbergianum22: 90, 92-93, 96, 106-107, 112; 24: 69, 71Pachypodium rutenbergianum var. meridionale ............... 22: 93Pachypodium saundersii.............................................. 22: 91, 99Pachypodium sofiense.................. 22: 90, 92-93, 97-98, 106-107Pachypodium succulentum....................................... 16: 107, 108Pachypodium tuberosum.................................................... 22: 90Pachypodium windsorii ..........22: 90, 93, 99, 105-107, 111, 112ParodiaParodia ................................................................24: 81; 27: 132Parodia, annotated dictionary entry ..........................4: 73; 8: 92

Parodia, seed photos.......................................................4: 85-95Parodia allosiphon comb.n.................................5: 93; 25: 37-44Parodia buiningii comb.n. ................................................... 5: 93Parodia caespitosa comb.n.................................................. 5: 93Parodia chrysacanthion..........................................24: 76-77, 78Parodia concinna comb.n.................................................... 5: 93Parodia crassigibba comb.n................................................ 5: 93Parodia erinacea comb.n..................................................... 5: 93Parodia herteri comb.n........................................................ 5: 93Parodia horstii comb.n. ....................................................... 5: 93Parodia liliputana comb.n. [Blossfeldia]............................. 5: 93Parodia mammulosa comb.n. .............5: 93; 25: 39, 43, 125-128Parodia mueller-melchersii comb.n. ................................... 5: 93Parodia neohorstii comb.n. ................................................. 5: 93Parodia ottonis comb.n..........................................5: 93; 18: 140Parodia ottonis var. tortuosa comb.n. ................................. 5: 93Parodia rutilans comb.n. ..................................................... 5: 93Parodia scopa comb.n. ........................................................ 5: 93[Parodia] submammulosa.............................................24: 74-76Parodia subterranea ........................................................ 27: 130Parodia succinea comb.n..................................................... 5: 93Parodia werdermanniana comb.n. ...................................... 5: 93Parviopuntia n.inval.Parviopuntia tilcarensis n.inval. [Airampoa] .................... 22: 57PectinariaPectinaria (gen.) ................................................................ 8: 2, 9Pectinaria mammillaris [Quaqua]....................................... 1: 63PedilanthusPedilanthus diazlunanus .................................................... 27: 22PediocactusPediocactus.................................................................. 27: 44, 67Pediocactus, annotated dictionary entry....................4: 74; 8: 93Pediocactus bradyi....................................................... 27: 62, 67Pediocactus bradyi ssp. bradyi.................................... 27: 64, 66Pediocactus bradyi ssp. despainii...................................... 27: 64Pediocactus bradyi ssp. winkleri ................................. 27: 62, 64Pediocactus knowltonii .......................................... 27: 62, 63, 65Pediocactus papyracanthus [Sclerocactus] ....................... 27: 38Pediocactus paradinei ................................................. 27: 38, 65Pediocactus sileri............................................. 27: 38, 62, 63, 65Pediocactus winkleri.......................................................... 27: 62PelargoniumPelargonium illustration ...............................................13: 18-19Pelargonium barbatum [proliferum] ................................. 21: 36Pelargonium carnosum...................................................... 16: 15Pelargonium ciliatum [longifolium] .................................. 21: 36Pelargonium echinatum..................................................... 21: 36Pelargonium laciniatum var. bicolor [proliferum] ............ 21: 36Pelargonium longifolium ................................................... 21: 36Pelargonium paniculatum.................................................. 27: 22

Pelargonium pictum [pulchellum] ..................................... 21: 37Pelargonium proliferum..................................................... 21: 36Pelargonium pulchellum.................................................... 21: 37PelecyphoraPelecyphora ....................................................................... 24: 79Pelecyphora, annotated dictionary entry ...................4: 75; 8: 94Pelecyphora aselliformis var. pectinifera [Mammillaria pectinifera] 4:45Pelecyphora pectinata [Mammillaria pectinifera] .............. 4: 45Pelecyphora plumosa [Turbinicarpus valdezianus] ............ 4: 14Pelecyphora pseudopectinata [Turbinicarpus].............4: 15(LT)Pelecyphora strobiliformis........................................24: 111-114Pelecyphora valdeziana [Turbinicarpus] .....................4: 14(LT)Pelecyphora valdeziana var. albiflora [Turbinicarpus] ...... 4: 14PeniocereusPeniocereus, annotated dictionary entry....................4: 70; 8: 89Peniocereus cuixmalensis .................................................. 16: 37Peniocereus greggii ........................................................... 16: 37Peniocereus hirschtianus comb.n. ...........................9: 90; 16: 37Peniocereus lazaro-cardenasii comb.n. .............................. 9: 90Peniocereus maculatus ...................................................... 16: 37Peniocereus marnierianus ..................................... 16: 37, 38, 39Peniocereus oaxacensis comb.n. .............................9: 90; 16: 37Peniocereus serpentinus comb.n. ......5: 93; 12: 13, 16; 17: 9, 15PentapeltisPentapeltis deflexa............................................................. 27: 18Pentapeltis peltigera .......................................................... 27: 18PeperomiaPeperomia.................................................................... 27: 19, 32Peperomia nivalis .............................................................. 27: 22PereskiaPereskia.........................................24: 79-81; 27: 50, 54, 56, 144Pereskia anatomy............................................................... 16: 40Pereskia, annotated dictionary entry..........................4: 69; 8: 88Pereskia earliest reference .........................11: 71, 73; 20: 83, 85Pereskia phylogeny..........................................13: 9; 27: 54, 144Pereskia aculeata...........................2: 40; 18: 138; 20: 83, 86, 94Pereskia diaz-roemeriana.................................................. 27: 56Pereskia grandifolia..................................................... 27: 42, 50Pereskia guamacho...................................................... 27: 50, 56Pereskia humboldtii ........................................................... 27: 56Pereskia lychnidiflora....................12: 9, 12, 17, 19, 20; 13: 119Pereskia marcanoi ............................................................. 27: 56Pereskia portulacifolia.........................2: 43; 20: 91, 116; 27: 50Pereskia quisqueyana ........................................................ 27: 56Pereskia sacharosa ............................................................ 21: 63Pereskia stenantha..................................... 15: 85, 86, 87, 89, 96Pereskia subulata [Austrocylindropuntia]......................... 21: 86Pereskia weberiana............................................................ 27: 56Pereskia zinniiflora................................................ 12: 10, 12, 18

PereskiopsisPereskiopsis .................... 24: 94-96, 101-102; 27: 50, 54, 55, 56Pereskiopsis, annotated dictionary entry ...................4: 75; 8: 88Pereskiopsis aquosa...............................13: 100; 21: 73; 21: 127Pereskiopsis brandegeei [porteri].............................13: 115-116Pereskiopsis chapistle...................................................... 14: 106Pereskiopsis diguetii ............................................14: 133; 24: 99Pereskiopsis opuntiiflora ................................................. 16: 123Pereskiopsis porteri ....................... 13: 115-116; 19: 110; 20: 62Pereskiopsis rotundifolia ...............................20: 62; 24: 99, 101Pereskiopsis spathulata ..................................................... 21: 73PeruvocereusPeruvocereus [Haageocereus].....................8: 90; 25: 49, 60, 84Peruvocereus albicephalus [×Haagespostoa] ................. 25: 120Peruvocereus albicephalus var. armatus [×Haagespostoa]25: 120Peruvocereus albisetatus [×Haagespostoa] .................... 25: 120Peruvocereus albisetatus var. robustus [×Haagespostoa]25: 120Peruvocereus albispinus [×Haagespostoa] ..................... 25: 120Peruvocereus albispinus var. floribundus [×Haagespostoa]25: 120Peruvocereus albispinus var. roseospinus [?] ................. 25: 122Peruvocereus chrysacanthus [Haageocereus pseudomelanostele] 25:83(LT), 84Peruvocereus clavatus [Haageocereus pseudomelanostele]25: 82(LT), 84Peruvocereus multangularis [Haageocereus pseudomelanostele] 25: 83, 121Peruvocereus rubrispinus [Haageocereus ?]................... 25: 122Peruvocereus salmonoideus [Haageocereus ?]............... 25: 123Peruvocereus setosus [Haageocereus pseudomelanostele]25: 82(LT), 84Peruvocereus setosus var. longicoma [Haageocereus pseudomelanostele] 25:82(LT), 84Peruvocereus viridiflorus [Haageocereus pseudomelanostele ssp. aureispinus].................................................................................... 25: 85(NT)PetrophyesPetrophyes n.illeg. ............................................................. 10: 59Petrophyes [unranked] Aichrysoides [Monanthes sect. Monanthoidea] 10:65Petrophyes [unranked] Bolboides [Monanthes sect. Monanthoidea, Sedoidea]............................................................................................ 10: 65Petrophyes [unranked] Sediformes [Monanthes sect. Monanthes,Monanthoidea, Sedoidea] .................................................. 10: 65Petrophyes agriostaphis [Monanthes laxiflora] ................ 10: 76Petrophyes agriostaphis var. minor n.nud. [Monanthes laxiflora] 10: 76Petrophyes brachycaulos [Monanthes].............................. 10: 66Petrophyes brachycaulos var. bulbosus [Monanthes brachycaulos] 10: 66Petrophyes brachycaulos var. canariae [Monanthes brachycaulos] 10: 66Petrophyes brachycaulos var. gomerae [Monanthes pallens]10: 70(LT)Petrophyes brachycaulos var. teneriffae [Monanthes brachycaulos] 10: 66(LT)Petrophyes icterica [Monanthes]................................10: 71(LT)Petrophyes microbotrys [Monanthes laxiflora]................. 10: 76Petrophyes minima [Monanthes] ....................................... 10: 69Petrophyes muralis [Monanthes]................................10: 74(LT)

Petrophyes muralis var. subcrassicaulis [Monanthes muralis]10: 74Petrophyes pallens [Monanthes].................................10: 70(LT)Petrophyes polyphylla [Monanthes] .................................. 10: 72Petrophyes purpurascens............................................10: 79(LT)PfeifferaPfeiffera, annotated dictionary entry........................4: 70; 8: 101Pfeiffera [Lepismium] ..............................................8: 92; 13: 45Pfeiffera [Lepismium subg.]................................................. 5: 99Pfeiffera brevispina [Lepismium] ...................................... 13: 77Pfeiffera crenata [Lepismium] ........................................... 13: 77Pfeiffera erecta [Lepismium ianthothele] ..............13: 77; 18: 10Pfeiffera gracilis [Lepismium ianthothele] ............13: 77; 18: 10Pfeiffera ianthothele [Lepismium] ..................................... 13: 77Pfeiffera incahuasina [Lepismium monacanthum] ............ 13: 77Pfeiffera mataralensis [Lepismium ianthothele]....13: 77; 18: 10Pfeiffera micrantha [Lepismium]....................................... 13: 77Pfeiffera miyagawae [Lepismium] .....................5: 99; 13: 45, 77Pfeiffera multigona [Lepismium ianthothele] ........13: 78; 18: 10Pfeiffera paranganiensis [Lepismium]............................... 13: 78Pfeiffera rhipsaloides [Rhipsalis pilocarpa]...................... 13: 78PhellospermaPhellosperma [Mammillaria]............................................... 8: 94PhiamboliaPhiambolia gen.n. ....... 21: 111-114; 23: 97-98, 100, 102; 26: 20Phiambolia franciscii comb.n.................................. 21: 109, 112Phiambolia gydouwensis comb.& stat.n.................... 23: 99, 102Phiambolia hallii comb.n......................................... 21: 109, 112Phiambolia incumbens comb.n.................................21: 112-113Phiambolia longifolia sp.n..................................... 26: 20, 21, 22Phiambolia mentiens sp.n. ...........................21: 109, 113; 26: 22Phiambolia persistens comb.n......................................... 21: 114Phiambolia similis sp.n...........................................26: 21, 22-23Phiambolia stayneri comb.n. ....................................21: 113-114Phiambolia unca .............................................................. 21: 109PhilippicereusPhilippicereus [Eulychnia] .................................................. 8: 91PhrasenamesAloe Africana humilis foliis ex albo viridi variegatis [Aloe variegata] 25:2Assclepias africana aizoides, flore pulchre fimbriato [Stapelia hirsuta] 27:142Cactus scandens, angulis quinque pluribus obtusis [Selenicereus grandiflorus].............................................................................................. 7: 95Cereus Americanus serpens major articulatis, flore maximo, noctu seseaperiente & suavissimum odorem spirante [Selenicereus grandiflorus] 7:95-96Cereus, s. Echinomelocactus minor, Ficoijdes vel ficus Americana sphaerica,tuberculata la[c]tescens, fl. albo, fructu rubro pyramidali [Mammillariamammillaris].................................................................... 27: 142Cerius [Cereus?] Americanus [?]..................................... 27: 142

Cotyledon Capensis, folio semiglobato [Adromischus hemisphaericus]Dillenius 1732.................................................................... 16: 15Cotyledon Cret. folio oblongo fimbriato [Rosularia serrata] Dillenius 1732............................................................................................ 16: 15Echinomelocactos, seu Melocarduus echinatus Indiae occiduae [Melocactuscurvispinus fa. lobelii] ....................................................... 14: 64E[c]hinomelocactus, v. Ficoydes Americana [Melocactus]27: 142Ficus Indica [Opuntia ficus-indica] ................................... 22: 74Ficus indica minor, spinis albis [Opuntia curassavica]... 27: 142Ficus-indica spinosa [Opuntia ficus-indica] ............ 15: 100, 102Fritularia crassi Stapeliana [Orbea variegata]................. 27: 142Geranium Afric carnosum angustis albicantibus [Pelargonium carnosum] 16:15(LT)Melocactus alius trigonus repens fructu e violaceo coccineo [Hylocereusplumieri].............................................2: 41, 50(HT); 20: 89, 104Melocactus arborescens folio striato spinosissimo fructu luteo suboblongo[Harrisia divaricata]..................................2: 43, 60; 20: 90, 113Melocactus arborescens trigonus undulosus aculeis validis munitus[Dendrocereus undulosus].... 2: 41, 51-53(HT); 20: 89, 105-106Melocactus cereiformis ramosissimus spinosissimus fructu aureo tuberoso[Harrisia divaricata]...... 2: 42, 57-58; 20: 90(LT), 110-111(LT)Melocactus ex pluribus globulis Opuntia modo nascentibus constatus [Opuntiamoniliformis]......................................................2: 41; 20: 88, 99Melocactus Indiae occidentalis [Melocactus broadwayi]2: 40, 44; 20: 86-87,95Melocactus Indiae occidentalis fere conicus et striatus [Melocactus intortus]............................................................................2: 40; 20: 87, 96Melocactus lanuginosus et tuberosus, purpureis aculeis munitus [Mammillariamammillaris]................................................2: 40, 46; 20: 87, 98Melocactus minimus, lanuginosus et tuberosus [Mammillaria prolifera] 2:40; 20: 87, 99(LT)Melocactus monoclonos, fructu atropurpureo, cereiformis [Pilosocereusroyenii].......................................................2: 43, 62; 20: 91, 117Melocactus purpureus, striis in spiram contortis [Melocactus lemairei] 2:40, 45; 20: 87, 97Melocactus repens pentagonus flore albo fructu rubro [Selenicereusgrandiflorus] ..............................................2: 41, 47; 20: 88, 100Melocactus repens trigonus flore albo fructu coccineo [Hylocereus trigonus]....................................................................2: 41, 49; 20: 89, 102Melocactus seu Opuntia arborescens tetragona flore exalbido [Leptocereuspaniculatus]...............2: 42, 54-55; 20: 89-90(LT), 107-108(LT)Melocactus tetragonus repens fructu rubro [Acanthocereus tetragonus] 2:41, 48; 20: 88, 101Melocactus trigonus alius repens ex Insula St. Crucis [Hylocereus undatus]..........................................................................2: 41; 20: 89, 103Mesembryanthemum frutescens, floribus albis umbellatis [Ruschia umbellata]............................................................................................ 16: 15Mesembryanthemum frutescens, ramulis triacanthis [Ruschia spinosa] 16:15

Mesembryanthemum micans, flore phanicco, filamentis atris [Drosanthemummicans] Dillenius 1732 ...................................................... 16: 15Mesembryanthemum pilosum micans, flore purpureo striato [Drosanthemumfloribumdum] Dillenius 1732............................................. 16: 15Opuntia arbor excelsa, cereiformis, flore albo [Pilosocereus polygonus] 2:42, 56; 20: 90, 109(LT)Opuntia arbor excelsa foliis reticulatis, flore flavescente [Opuntiamoniliformis]................................. 2: 43, 61; 20: 90-91, 114-115Opuntia arborescens spinosissima foliis portulacae cordatis [Pereskiaportulacifolia] ..................................................2: 43; 20: 91, 116Opuntia caulescens, foliis amplissimis tenuibus compressis, spnis longissimisconsertissimis, gracilibus & albicantibus armatis [Consolea spinosissima]Miller 1741......................................................................... 21: 76Opuntia maior, validissimis spinis munita [Opuntia dillenii]2: 43, 63; 20: 91,118Opuntia major spinosa caulescens foliis atrovirentibus longis e angustispendulis, flore rubro [Consolea spinosissima] Sloane 169621: 78Opuntia minima flagelliformis [Rhipsalis baccifera]2: 43; 20: 92, 120Opuntia minima repens spinis tenuissimis et aduncis [Opuntia taylori] 2:43, 64; 20: 91-92, 119Opuntia monoclonos cereiformis amplo flore roseo fimbriato [Stenocereusfimbriatus].......................................... 2: 42, 59; 20: 90, 112(LT)Opuntia plinii [Opuntia ficus-indica]............................... 19: 104Opuntia vulgo herbariorum [Opuntia ficus-indica] ........... 22: 74Pereskia aculeata, flore albo, fructu flavescente [Pereskia aculeata] 2:40; 20: 86, 94Tuna elatior, spinis validis nigricantibus [Opuntia elatior]14: 122Tuna mitior flore sanguineo cochenillifera [Opuntia cochenillifera] 14: 127Tuna major, spinis validis flavicantibus, flore gilvo [Opuntia tuna] 14: 123Tuna major, spinis validis flavicantibus, flore sulphureo [Opuntia dillenii] 14:126PhyllobolusPhyllobolus ...............................................23: 102-103, 178, 181Phyllobolus abbreviatus............................................. 23: 99, 103Phyllobolus humilis comb.n................................23: 99, 102-103Phyllobolus herbertii [abbreviatus].....................15: 40; 23: 103Phyllobolus nitidus.................................18: 80(NT), 108; 27: 81Phyllobolus pumilus [Mesembryanthemum oubergense]..26: 31PhyllocactusPhyllocactus [Epiphyllum]................................................... 8: 89Phyllocactus ackermannii [Epiphyllum].............................. 3: 88Phyllocactus gaertneri [Hatiora]....................................... 13: 78Phyllocactus phyllanthoides [Epiphyllum] .......................... 3: 88Phyllocactus russellianus [Schlumbergera] ..........13: 78; 17: 21Phyllocactus violaceus [Disocactus] ................................... 9: 88PhytogeographyAizoaceae ......................................................................24: 16-27Delosperma.................................................................. 26: 51, 53Eriosyce subg. Neoporteria ..........................................26: 82-84Piaranthus

Piaranthus...................................................................12: 57-102Piaranthus anatomy & morphology .............................12: 60-64Piaranthus circumscription...........................................12: 67-68Piaranthus classification...............................................12: 66-67Piaranthus distribution .................................................12: 58-59Piaranthus hybrids........................................................12: 65-66Piaranthus aridus [Caralluma].......................................... 12: 98Piaranthus barrydalensis sp.n. .........................12: 62, 68-71, 97Piaranthus comptus ................12: 60, 62, 63, 68, 69, 71-74, 101Piaranthus comptus × geminatus................................. 12: 65, 88Piaranthus comptus var. ciliatus [comptus]................. 12: 71, 73Piaranthus cornutus var. grandis [decorus var. cornutus]12: 76-77Piaranthus decorus .............................................. 12: 68, 74, 100Piaranthus decorus × punctatus ............................ 12: 65, 79, 98Piaranthus decorus ssp. cornutus12: 60, 62, 63, 69, 74, 76-77, 78, 79-80, 100Piaranthus decorus ssp. decorus12: 60, 62, 63, 69, 74-76, 77, 79, 100Piaranthus disparilis [geminatus]...................................... 12: 80Piaranthus disparilis var. immaculata [geminatus]....12: 80(LT)Piaranthus fascicularis [Echidnopsis cereiformis]............ 12: 98Piaranthus foetidus [geminatus]........................................ 12: 84Piaranthus foetidus var. diversus [geminatus]................... 12: 84Piaranthus foetidus var. multipunctatus [geminatus] ........ 12: 84Piaranthus foetidus var. pallidus [geminatus]................... 12: 84Piaranthus foetidus var. purpureus [geminatus] ............... 12: 84Piaranthus framesii.............................12: 60, 62, 68, 91-93, 101Piaranthus framesii × punctatus...................... 12: 65, 95, 96, 98Piaranthus geminatus ................................ 12: 62, 68, 80, 82, 97Piaranthus geminatus var. foetidus comb.& stat.n.12: 62, 69, 82, 84-87, 88-89,97Piaranthus geminatus var. geminatus12: 60, 62, 69, 81-84, 87-88, 97Piaranthus geminatus var. geminatus fa. disparilis..... 12: 84, 97Piaranthus grivanus [Huerniopsis decipiens] ................... 12: 98Piaranthus incarnatus [Quaqua] .............................1: 39; 12: 98Piaranthus incarnatus var. albus [Quaqua incarnata]1: 39; 12: 98Piaranthus mammillaris [Quaqua]..........................1: 63; 12: 98Piaranthus mennellii [decorus var. cornutus] ................... 12: 77Piaranthus pallidus [decorus var. cornutus] ..................... 12: 77Piaranthus parviflorus [Quaqua] ............................1: 46; 12: 98Piaranthus parvulus............................12: 62, 68, 69, 89-91, 100Piaranthus piliferus [Hoodia]............................................ 12: 98Piaranthus pillansii [geminatus]........................................ 12: 80Piaranthus pillansii var. fuscatus [geminatus] ............ 12: 80, 97Piaranthus pillansii var. inconstans [geminatus] .............. 12: 80Piaranthus pulcher [decorus var. cornutus] ...................... 12: 77Piaranthus pulcher var. nebrownii [decorus var. cornutus]12: 77Piaranthus pullus [Quaqua mammillaris] ...............1: 63; 12: 98Piaranthus punctatus ..............12: 62, 63, 67, 68, 69, 93-96, 101Piaranthus ramosus [Quaqua].................................1: 74; 12: 98Piaranthus roriflorus [Orbea verrucosa] .......................... 12: 98Piaranthus ruschii [decorus var. cornutus] ................12: 77(LT)

Piaranthus serrulatus [decorus] ........................................ 12: 74Piaranthus streyianus [Orbea rangeana] .......................... 12: 98PierrebrauniaPierrebraunia brauniorum................................................. 26: 13PilocanthusPilocanthus [Pediocactus] ................................................... 8: 93PilocereusPilocereus [Cephalocereus]................................................. 8: 93Pilocereus Schum. non Lem. [Pilosocereus]....................... 8: 90Pilocereus bradei [Cipocereus] ........................................... 6: 86Pilocereus campinensis [Cereus]......................................... 9: 85Pilocereus grandispinus [Stenocereus fimbriatus] .............. 2: 42Pilocereus leucocephalus [Pilosocereus] ............................ 6: 87Pilocereus leutzelbergii [Stephanocereus] .......................... 9: 91Pilocereus marginatus [Pachycereus] ................................. 3: 83Pilocereus mortensenii [Cereus].......................................... 9: 85Pilocereus polylophus [Neobuxbaumia].............................. 3: 83Pilocereus robinii [Pilosocereus polygonus]..................... 14: 57Pilocereus senilis [Cephalocereus]................................ 3: 83, 84Pilocereus ottonis [Cereus horrispinus] ............................ 10: 20PilocopiapoaPilocopiapoa [Copiapoa] .................................................... 8: 91PilosocereusPilosocereus..................................................................... 25: 131Pilosocereus, annotated dictionary entry..............4: 70-71; 8: 90Pilosocereus circumscription...............................6: 87; 7: 16, 34Pilosocereus stem anatomy...........................................14: 68-81Pilosocereus subg. Floribunda comb.n. ...................6: 87, 89-90Pilosocereus subg. Gounellea.......................................... 25: 131Pilosocereus subg. Lagenopsis comb.n. [Stephanocereus]6: 88-89; 7: 17; 9: 91Pilosocereus subg. Pilosocereus.......................................... 6: 87Pilosocereus aurisetus ..................................................... 25: 137Pilosocereus aureispinus ................................................... 25: 60Pilosocereus bradei [Cipocereus]........................................ 9: 86Pilosocereus catingicola........................................ 15: 90, 91, 92Pilosocereus catingicola ssp. salvadorensis15: 28-34; 25: 138-139Pilosocereus chrysostele............................ 15: 90, 91, 92, 94, 96Pilosocereus deeringii [polygonus] ..............................14: 57-62Pilosocereus diersianus comb.n. ......................................... 6: 88Pilosocereus floccosus......................................................... 7: 18Pilosocereus floccosus ssp. quadricostatus ....................... 26: 13Pilosocereus glaucochrous ..15: 90, 91, 92, 94, 96; 26: 9, 10, 11Pilosocereus gounellei..................................................... 25: 131Pilosocereus gounellei ssp. gounellei................................ 27: 39Pilosocereus gounellei ssp. zehntneri................................ 27: 39Pilosocereus keyensis [polygonus] ...............................14: 57-62Pilosocereus lanuginosus.......................14: 70, 80; 17: 8, 11, 13Pilosocereus leucocephalus................................................. 27: 8Pilosocereus luetzelbergii [Stephanocereus]6: 89; 7: 19, 26, 36; 9: 91; 27: 39Pilosocereus minensis comb.n....................................... 6: 88, 89

Pilosocereus moritzianus............................................. 14: 70, 80Pilosocereus mortensenii [Cereus]..9: 85; 14: 69, 70, 80; 17: 31Pilosocereus multicostatus................................................... 7: 37Pilosocereus pachycladus.......................... 15: 90, 91, 92, 94, 96Pilosocereus pachycladus ssp. pernambucoensis.....25: 138-139Pilosocereus parvus comb.n. ......................................... 6: 87, 88Pilosocereus pleurocarpus comb.n................................ 6: 88, 89Pilosocereus polygonus14: 57-62; 16: 34; 17: 13, 14; 20: 90, 109(LT)Pilosocereus pusilliflorus comb.n........................................ 6: 90Pilosocereus robinii [polygonus]..................................14: 57-62Pilosocereus royenii.......................17: 8, 11, 13, 14; 20: 91, 117Pilosocereus salvadorensis.................................................. 7: 18Pilosocereus superbus ......................................................... 7: 33Pilosocereus tillianus............................................. 14: 70, 72, 80Pilosocereus tuberculatus............15: 90, 91, 92, 94, 96; 25: 131Pilosocereus vilaboensis comb.n................................... 6: 88, 93PiptanthocereusPiptanthocereus bageanus n.mend. [Cereus alacriportanus var.] 9: 86Piptanthocereus cabralensis n.mend. [Cereus calcirupicola var.] 9: 86Piptanthocereus cipoensis n.mend. [Cereus calcirupicola var.]9: 86Piptanthocereus crassisepalus n.mend. [Cipocereus]......... 9: 86Piptanthocereus goiasensis n.mend. [Cereus]..................... 9: 86Piptanthocereus lanosus n.mend. [Cereus] ......................... 9: 86Piptanthocereus neonesioticus n.mend. [Cereus]................ 9: 86Piptanthocereus neonesioticus var. interior n.mend. [Cereus]9: 86Piptanthocereus sericifer n.mend. [Cereus] ........................ 9: 86PiquetiaPiquetia n.illeg. [Erepsia].................................................. 16: 63PittocaulonPittocaulon bombycophole................................................. 27: 22PlatyopuntiaPlatyopuntia albisaetacens n.mend. [Opuntia] ................. 13: 95Platyopuntia alko-tuna n.mend. [Opuntia]........................ 13: 97Platyopuntia apurimacensis n.mend. [Opuntia].............. 13: 100Platyopuntia atroglobosa n.mend. [Maihueniopsis nigrispina]13: 106Platyopuntia bispinosa n.nud. [Opuntia]......................... 13: 114Platyopuntia brachyacantha n.mend. [Opuntia sulphurea ssp.]13: 115Platyopuntia brunneogemmia n.mend. [Opuntia]13: 29, 116-117Platyopuntia cardiosperma n.mend. [Opuntia]............... 14: 104Platyopuntia chakensis n.mend. [Opuntia cardiosperma]14: 106Platyopuntia chilensis n.mend. [Airampoa] .................... 14: 107Platyopuntia cochabambensis n.nud.& mend. [Opuntia] 14: 111Platyopuntia cognata n.mend. [Opuntia] .................14: 111-112Platyopuntia conjugens n.mend. [Opuntia]..................... 14: 113Platyopuntia cordobensis n.mend. [Opuntia].................. 14: 113Platyopuntia corrugata n.mend. [Airampoa] .................. 14: 116Platyopuntia discolor n.mend. [Opuntia] ........................ 14: 135Platyopuntia dumetorum n.mend. [Grusonia]................. 14: 136Platyopuntia ficus-indica n.mend. [Opuntia] .................. 15: 100Platyopuntia ianthinantha n.mend. [Airampoa].............. 17: 110

Platyopuntia inaequilateralis n.mend. [Opuntia]............ 17: 113Platyopuntia inaequilateralis var. angustior n.mend. [Opuntiainaequilateralis]........................................................17: 113-114Platyopuntia inamoena n.mend. [Tacinga] ..................... 17: 114Platyopuntia inamoena fa. spinigera n.mend. [Tacinga quipa]17: 114Platyopuntia infesta n.mend. [Opuntia]........................... 17: 115Platyopuntia interjecta n.mend. [Opuntia vitelliniflora ssp.]17: 115Platyopuntia kiska-loro n.mend. [Opuntia anacantha var.]17: 119Platyopuntia limitata n.mend. [Opuntia]......................... 17: 126Platyopuntia microdisca n.mend. [Airampoa]................. 18: 128Platyopuntia nana n.mend. [Opuntia pubescens]............ 18: 134Platyopuntia nigrispina n.mend. [Maihueniopsis] .......... 18: 136Platyopuntia orurensis n.mend. [Airampoa] ............18: 138-140Platyopuntia pyrrhantha n.mend. [Opuntia elata] .......... 19: 116Platyopuntia quimilo n.inval. [Opuntia].......................... 19: 116Platyopuntia quitensis n.inval. [Opuntia]........................ 19: 116Platyopuntia retrorsa n.mend. [Opuntia anacantha var.] . 20: 56Platyopuntia rubrogemmia n.mend. [Opuntia viridirubra ssp.]20: 63Platyopuntia salmiana n.mend. [Opuntia]......................... 21: 63Platyopuntia saxatilis n.mend. [Tacinga].......................... 21: 66Platyopuntia soehrensii n.mend. [Airampoa].................... 21: 72Platyopuntia soehrensii var. grandiflora n.mend. [Airampoa soehrensii] 21:72Platyopuntia soehrensii var. tilcarensis n.mend. [Airampoa tilcarensis] 22:57Platyopuntia soehrensii var. transiens n.mend. [Airampoa soehrensii] 21:72-73Platyopuntia spinibarbis n.mend. [Opuntia sulphurea ssp.]21: 75Platyopuntia sulphurea n.mend. [Opuntia] ....................... 21: 86Platyopuntia viridirubra n.mend. [Opuntia] .........13: 29; 22: 73Platyopuntia vitelliniflora n.mend. [Opuntia] ................... 22: 73Platyopuntia vulgaris n.mend. [Opuntia ficus-indica] ...... 22: 73PleiospilosPleiospilos.......................... 15: 40; 22: 24-25, 31, 32, 33; 24: 11Pleiospilos relations with Glottiphyllum............................ 11: 35Pleiospilos bolusii.......................... 22: 25, 26, 30, 32, 33, 34, 35Pleiospilos compactus.................................................. 22: 24, 26Pleiospilos compactus ssp. canus ...................................... 15: 40Pleiospilos minor ............................................................... 15: 40Pleiospilos nelii.................................... 22: 25, 26, 30, 32, 33, 35Pleiospilos simulans........................................................... 22: 24PlinthusPlinthus ............................................................................ 27: 111PlumeriaPlumeria earliest reference ................................................ 20: 85Plumeria hypoleuca ......................................... 22: 132, 133, 134PodanthesPodanthes geminata [Piaranthus] ..................................... 12: 80Podanthes incarnata [Quaqua]............................................ 1: 39Polaskia

Polaskia [Myrtillocactus]..................................................... 8: 93Polianthes ........................................................................................ 25: 3PollenCactaceae: north-eastern Brazil....................................15: 84-97Pollen/nectar thievesAnts, feeding on buds & flowers ....................................... 27: 65Apis mellifera [European Honey Bee] ............................. 25: 139Beetle, feeding on flower................................................... 27: 65Carpophilus (Nitidulidae) [beetle]..................................... 27: 64Carpophilus hemipterus (Nitidulidae) [Dried-fruit Beetle]27: 64Carpophilus pallidipennis (Nitidulidae) [beetle]... 27: 62, 66, 67Grasshopper, feeding on flower......................................... 27: 65Nitidulidae [Sap-feeding beetle]...................................27: 63-64Heliomaster squamosus [hummingbird].......................... 25: 139Trichochrous (Melyridae) [beetle]..................................... 27: 64Pollen vectors (Animals: zoophily):Cactaceae......................................................................... 25: 131Nocturnal lemur (Adansonia grandidieri) ....................... 27: 168Pollen vectors (Bats: chiropterophily):Bat pollination syndrome................................................. 25: 131Glossophaga soricina (Glossophaginae)15: 28, 31, 32; 17: 92; 25: 132, 135,138-140Lonchophylla bokermanii (Glossophaginae)..................... 24: 49Lonchophylla mordax (Glossophaginae)24: 46, 48-49; 25: 134, 135, 138-140Pollen vectors (Coleoptera: cantharophily):Carpophilus (Nitidulidae) [beetle]..................................... 27: 64Pollen vectors (Birds: ornithophily):Augastes lumachellus (Trochilidae) .............................24: 47-49Chlorostilbon aureoventris (Trochilidae)17: 78-83, 24: iv, 43-44, 46-48Heliomaster squamosus (Trochilidae)..................... 25: 136, 139Nectarinia fusca (Nectariniidae) ....................................... 21: 60Oreotrochilus leucopleurus (Trochilidae) [White-sided Hillstar]26: 90Patagonas gigas (Trochilidae) [Giant Hummingbird] 26: 85, 90Phaethornis squalidus (Trochilidae) ...................24: i, 45, 46-48Phaethornis subochraceus (Trochilidae)............................. 18: 5Rhodopis vesper (Trochilidae) [Oasis Hummingbird] 26: 90, 93Sephanoides sephaniodes (Trochilidae) [Green-backed Firecrown] 26: 79, 85,90, 93Pollen vectors (Diptera: myophily & sapromyophily):Euanthobates sp. (Bombyliidae) [fly].................................. 9: 95Triploechus (Bombyliidae) [fly] ............................ 27: 62, 64, 66Pollen vectors (Hymenoptera: melittophily):Acamptopoeum prinii (Andrenidae) [bee] ......................... 13: 28Agapostemon (Halictidae) [Sweat Bee]............................. 27: 63Agapostemon angelicus (Halictidae) [bee]........................ 27: 62Agapostemon texanus (Halictidae) [bee]..................... 27: 62, 63Ancyloscelis fiebrigii (Anthophoridae) [bee]13: 25, 27-28, 30, 32Andrena (Andrenidae) [Digger Bee/Miner Bee] ............... 27: 61Andrena prunorum (Andrenidae) [bee] ............................. 27: 61Andrena prunorum ssp. prunorum (Andrenidae) [bee] ..... 27: 62

Andrena transnigra (Andrenidae) [bee] ............................ 27: 62Anthidium (Megachilidae) [Carder Bee] ........................... 27: 63Anthidium cockerelli (Megachilidae) [bee] ................. 27: 62, 63Anthrenoides micans (Andrenidae) [bee] .................... 13: 28, 31Apis mellifera (Apidae) [European Honey Bee]17: 90, 93; 24: 46-47; 25: 135;27: 62, 63Arhysosage cactorum (Andrenidae) [bee] ....................13: 25-33Arhysosage ochracea (Andrenidae) [bee] ......................... 13: 32Ashmeadiella (Megachilidae) [Leaf-cutter Bee, Mason Bee]27: 63Ashmeadiella cactorum (Megachilidae) [bee]................... 27: 62Ashmeadiella opuntiae (Megachilidae) [bee].............. 27: 62, 63Augochlora semiramis (Halictidae) [bee] ......................... 13: 28Augochloropsis euterpe (Halictidae) [bee]........................ 13: 28Augochloropsis sp. (Halictidae) [bee] ............................... 13: 28Callonychium petuniae (Andrenidae) [bee]....................... 13: 28Ceratina asunciana (Anthophoridae) [bee]....................... 13: 28Ceratina asuncionis (Anthophoridae) [bee] ...................... 13: 28Ceratina hyemalis (Anthophoridae) [bee] ......................... 13: 28Ceratina rupestris (Anthophoridae) [bee] ......................... 13: 28Ceratina volitans (Anthophoridae) [bee]........................... 13: 28Diadasia (Apidae) [Sunflower Bee] ...................... 27: 61, 63, 67Diadasia australis (Apidae) [bee]................................ 27: 61, 62Diadasia rinconis (Apidae) [bee]........................... 27: 61, 62, 65Dialictus (Chloralictus) sp. (Halictidae) [bee]............ 13: 28, 31Eucera (Apidae) [Long-horned Bee] ................................. 27: 63Eucera mohavensis (Apidae) [bee] .................................... 27: 62Eucera quadricincta (Apidae) [bee] .................................. 27: 62Lanthanomelissa completa (Anthophoridae) [bee]............ 13: 28Lasioglossum (Halictidae) [Sweat Bee] ................ 27: 62, 63, 64Lasioglossum sisymbrii (Halictidae) [bee] .................. 27: 61, 62Lithurgus rufiventris (Megachilidae) [bee] ....................... 13: 28Plebeia emerina (Apidae) [bee]......................................... 13: 28Plebeia wittmanni (Apidae) [bee] ................................ 13: 28, 31Psaenythia annulata (Andrenidae) [bee]........................... 13: 28Psaenythia superba (Andrenidae) [bee] ............................ 13: 28Ptilothrix fructifera (Anthophoridae) [bee] ....................... 13: 28Quartionoides sp. (Masaridae) [wasp]................................ 9: 95Sarcocolletes rugata (Colletidae) [bee]......13: 25, 27-28, 30, 32Trigona spinipes (Apidae, Meliponinae) [bee]17: 80, 81, 82, 90; 24: 46-47; 25:133, 135, 136, 138, 140Xylocopa grisescens [Apidae, Xylocopinae) [Carpenter Bee]25: 133, 135, 136,138-140Pollen vectors (Lepidoptera: psychophily & phalaenophily):Agrius cingulatus (Sphingidae) [hawkmoth]17: 91, 24: iv, 45, 46-47Belenois aurata (Pieridae) [butterfly] ................................. 9: 95Catopsilia florella (Pieridae) [butterfly] ............................. 9: 95Cocytius antaeus (Sphingidae) [hawkmoth].......... 17: 86, 87, 90Erynnyis alope (Sphingidae) [hawkmoth] .............. 24: iv, 45, 47Erynnyis ello (Sphingidae) [hawkmoth] ............................ 24: 47Hyles lineata (Sphingidae) [White-lined Sphinx]...27: 64, 66-67

Hyles lineata ssp. livornica (Sphingidae) [hawkmoth]...... 27: 66Manduca rustica (Sphingidae) [hawkmoth] ...................... 17: 91Phoebis philea (Pieridae: Coliadinae) [butterfly]21: 15, 16, 24: i, 44, 46Sphingidae sp. [hawkmoth] ................................... 15: 31; 24: 48Upiga virescens (Pyralidae) [Senita Moth]....................... 27: 64Vanessa cardui (Nymphalidae) [butterfly] .......................... 9: 95Vettius sp. (Hesperiidae, subfam. Hesperiinae) [butterfly]24: i, 45, 46Xanthopan morganii ssp. praedicta (Sphingidae) [hawkmoth]27: 60Pollination biologyAdansonia digitata........................................................... 27: 168Adansonia grandidieri ..................................................... 27: 168Adansonia gregorii .......................................................... 27: 168Aloe pillansii ...................................................................... 21: 60Angraecum sesquipedale ................................................... 27: 60Astrophytum asterias ......................................................... 27: 63Austrocylindropuntia lagopus............................................ 21: 92Cactaceae......................................................................... 25: 131Cactaceae of SW USA .................................................27: 59-68Carnegiea gigantea...................................................... 27: 62, 63Cereus ................................................................................ 24: 40Cereus fernambucensis .................................................17: 86-93Coleocephalocereus........................................................... 24: 50Conophytum ....................................................................9: 93-99Coryphantha ...................................................................... 27: 67Cylindropuntia bigelovii .................................................... 27: 62Discocactus........................................................................ 26: 15Echinocereus coccineus..................................................... 27: 63Echinomastus ..................................................................... 27: 67Echinomastus johnsonii ....................................26: 62, 64, 66-67Echinomastus johnsonii var. lutescens .............................. 26: 62Eriosyce subg. Neoporteria ...............................26: 76-77, 84-91Eriosyce caligophila ............................................................ 23: 4Escobaria vivipara............................................................. 27: 62Ferocactus.......................................................................... 27: 67Ferocactus cylindraceus .............................................. 27: 62, 66Gymnocalcyium.............................................................13: 25-34Haageocereus .............................................................. 25: 53, 60Lophocereus schottii [Pachycereus].................................. 27: 64Melocactus ......................................................................... 24: 41Melocactus macracanthos ................................................. 23: 90Melocactus paucispinus..................................................... 24: 47Melocactus zehntneri .................................. 17: 75-85; 24: 47-48Micranthocereus ...........................................................24: 39-52Notocactus.....................................................................13: 25-34Opuntia .............................................................24: 40-41; 27: 61Opuntia basilaris ............................................................... 27: 62Opuntia engelmannii.......................................................... 27: 62Opuntia palmadora...........................................17: 75-85; 24: 48Opuntia polyacantha.......................................................... 27: 62Pachycereus pecten-aboriginum...................................... 25: 138

Pachycereus schottii .......................................................... 27: 64Pediocactus........................................................................ 27: 67Pediocactus bradyi................................................. 27: 62, 64, 67Pediocactus bradyi ssp. bradyi.................................... 27: 64, 66Pediocactus bradyi ssp. despainii...................................... 27: 64Pediocactus bradyi ssp. winkleri ................................. 27: 62, 64Pediocactus knowltonii ................................................ 27: 62, 63Pediocactus sileri......................................................... 27: 62, 63Pediocactus winkleri [bradyi ssp.]..................................... 27: 62Pilosocereus............................................24: 41, 50; 25: 131-132Pilosocereus catingicola ssp. salvadorensis.................15: 28-34Pilosocereus tuberculatus.........................................25: 132-140Sclerocactus ....................................................................... 27: 67Sclerocactus glaucus.......................................................... 27: 63Sclerocactus polyancistrus................................................. 27: 62Sclerocactus pubispinus..................................................... 27: 62Sclerocactus sileri.............................................................. 27: 62Sclerocactus wrightiae....................................................... 27: 62Selenicereus ..................................................................24: 40-41Stephanocereus .................................................................. 24: 50Tacinga inamoena ssp. subcylindrica.......................... 21: 15, 16PolymitaPolymita circumscription................................................... 14: 41Polymita ........................................................................15: 40-41Polymita albiflora ................................. 14: 41-42, 52; 15: 40-41Polymita diutina [albiflora] ............................................... 14: 42Polymita pearsonii n.nud. [albiflora] ................................ 14: 42Polymita steenbokensis sp.n........................14: 41-42, 52; 15: 41PorfiriaPorfiria [Mammillaria]........................................................ 8: 94Porfiria coahuilensis [Mammillaria]................................. 1: 125Porfiria schwartzii [Mammillaria] .................................... 1: 125PortulacaPortulaca................................................................15: 35; 27: 50Portulaca anacampseros [Anacampseros telephiastrum]27: 122Portulaca mauritiensis..................................................15: 35-36Portulaca mauritiensis var. aldabrensis............................ 15: 36Portulaca molokiniensis..................................................... 27: 22Portulaca oleracea...............................................15: 35; 23: 118PortulacaceaePortulacaceae subg. Anacampseroteae....................12: 105-108Portulaceae subtrib. Portulacinae..................................... 27: 56PortulacariaPortulacaria....................................................................... 27: 44Portulacaria pygmaea [Ceraria] ....................................... 14: 82PraecereusPraecereus, classification .............................................. 7: 17, 20Praecereus [Cereus] ................................................6: 100; 8: 90Praecereus euchlorus ssp. diffusus [Cereus diffusus]........ 16: 36Prepodesma

Prepodesma orpenii................................................. 27: 100, 109PsammophoraPsammophora ...14: 42-43; 24: 2-3, 10, 12, 15-19, 24, 27-28, 30Psammophora longifolia.......................14: 42-45, 52; 24: 12, 17Psammophora modesta.........................14: 42-45, 52; 24: 12, 17Psammophora nissenii14: 43-45, 52; 24: 3-4, 6, 9, 12, 15, 17-19, 24, 27, 29,34Psammophora pillansii [Arenifera] ................................... 14: 37Psammophora saxicola sp.n. ................14: 43-45, 53; 24: 12, 17PseudoacanthocereusPseudoacanthocereus [Acanthocereus]............................... 8: 89Pseudoacanthocereus boreominarum [brasiliensis].......... 10: 28Pseudoacanthocereus brasiliensis................................10: 28-31Pseudoacanthocereus sicariguensis comb.n. ...............10: 28-30PseudoespostoaPseudoespostoa [Espostoa] ................................................. 8: 91Pseudoespostoa melanostele [Espostoa]17: 28, 29, 32, 33, 34-37PseudolithosPseudolithos, generic review ..........................................8: 33-38Pseudolithos (gen.) .........................................................8: 33-35Pseudolithos caput-viperae............................................ 8: 35, 37Pseudolithos cubiformis..................................................8: 35-36Pseudolithos cubiformis var. viridiflorus [cubiformis]........ 8: 35Pseudolithos cubiformis × Echidnopsis scutellata .............. 8: 38Pseudolithos dodsonianus...................................8: 27, 29-31, 38Pseudolithos horwoodii ....................................................... 8: 35Pseudolithos migiurtinus ....8: 8, 34, 35, 36-37; 22: 40, 132, 136Pseudolithos sphaericus [migiurtinus] ................................ 8: 36PseudolobiviaPseudolobivia [Echinopsis] ................................................. 8: 91PseudomammillariaPseudomammillaria [Mammillaria] .................................... 8: 94Pseudomammillaria kraehenbuehlii [Mammillaria] ........... 2: 95PseudomitrocereusPseudomitrocereus [Pachycereus]....................................... 8: 93Pseudomitrocereus fulviceps [Pachycereus] ....................... 9: 89PseudonopalxochiaPseudonopalxochia [infrag. Heliocereus] ........................... 8: 89PseudopectinariaPseudopectinaria [Echidnopsis] ............................................ 6: 7Pseudopectinaria malum [Echidnopsis] .............................. 6: 43PseudopilocereusPseudopilocereus [Pilosocereus]......................................... 8: 90Pseudopilocereus diersianus [Pilosocereus] ....................... 6: 88Pseudopilocereus parvus [Pilosocereus]............................. 6: 88Pseudopilocereus vilaboensis [Pilosocereus]...................... 6: 88PseudorhipsalisPseudorhipsalis, annotated dictionary entry..............4: 69; 8: 89Pseudorhipsalis recircumscription....................................... 9: 90Pseudorhipsalis [Lepismium subg. Houlletia]................... 13: 46

Pseudorhipsalis horichii comb.n. ........................................ 9: 90Pseudorhipsalis lankesteri comb.n. ..................................... 9: 90Pseudorhipsalis ramulosa comb.n..........................9: 90; 18: 8-9Pseudorhipsalis ramulosa fa. angustissima comb.& stat.n. 9: 90PseudotephrocactusPseudotephrocactus [Maihueniopsis].................. 14: 17-18(LT)Pseudotephrocactus atacamensis [Maihueniopsis] ......... 13: 105Pseudotephrocactus subterraneus [Maihueniopsis].......... 21: 85Pseudotephrocactus vestitus [Austrocylindropuntia] ........ 22: 69PseudozygocactusPseudozygocactus [Hatiora]................................................ 8: 92Pseudozygocactus epiphylloides [Hatiora]........................ 13: 78PsilocaulonPsilocaulon otzenianum [Lampranthus]............................ 19: 89PterocactusPterocactus . 4: 76; 8: 88; 24: 96; 26: 63; 27: 37, 49, 54, 55, 136Pterocactus araucanus................................................24: 99-100Pterocactus australis ....................................................... 13: 107Pterocactus fischeri .......................................24: 96-98, 100-101Pterocactus gonjianii....................................................... 21: 127Pterocactus hickenii.............................................21: 72; 27: 137Pterocactus kuntzei [tuberosus]........... 14: 19(LT) ; 24: 100-101Pterocactus marenae [Grusonia]..................................... 18: 118Pterocactus tuberosus...................................................14: 18-19Pterocactus valentinii ..................................22: 67; 24: 100, 102PterocereusPterocereus [Pachycereus] .................................................. 8: 93PunaPuna [Maihueniopsis]............................8: 88; 24: 96; 27: 50, 54Puna bonnieae [Maihueniopsis] ..............24: 100; 26: 63; 27: 55Puna clavarioides [Maihueniopsis]14: 109; 24: 95-97, 100-102; 26: 63, 64Puna subterranea [Maihueniopsis].................21: 85; 24: 99-100PuyaPuya berteroniana ............................................................. 26: 85Puya chilensis .................................................................... 26: 85Puya coerulea .................................................................... 26: 85Puya raimondii................................................................... 26: 85PygmaeocereusPygmaeocereus [Haageocereus] ......................................... 8: 90Pygmaeocereus densiaculeatus [Haageocereus]....... 25: 77, 123PyrrhocactusPyrrhocactus [Eriosyce] ..............................8: 92; 26: 76, 79, 96Pyrrhocactus aricensis [Eriosyce recondita ssp. iquiquensis]23: 11Pyrrhocactus calderanus [Eriosyce taltalensis ssp. pygmaea]26: 94Pyrrhocactus chilensis [Eriosyce] ............................... 26: 94, 96Pyrrhocactus chilensis var. albidiflora [Eriosyce] ............ 26: 94Pyrrhocactus floribundus [Eriosyce recondita ssp. iquiquensis]23: 11Pyrrhocactus gracilis [Eriosyce taltalensis ssp. pygmaea]26: 94Pyrrhocactus horridus [Eriosyce]........................................ 5: 93Pyrrhocactus iquiquensis [Eriosyce recondita ssp.]............ 23: 5

Pyrrhocactus reconditus [Eriosyce] .................................. 23: 11Pyrrhocactus residuus [Eriosyce recondita ssp. iquiquensis]23: 11Pyrrhocactus saxifragus [Eriosyce recondita ssp. iquiquensis]23: 11Pyrrhocactus taltalensis [Eriosyce]................................... 26: 79Pyrrhocactus transiens [Eriosyce sociabilis] ........ 26: 86, 92, 93QuaquaQuaqua (gen.) .................................................1: 35-38; 8: 2, 3, 9Quaqua acutiloba comb.n...................................1: 38, 44-45, 55Quaqua armata comb.n. ...........................................1: 61, 65-66Quaqua armata ssp. arenicola comb.& stat.n. .........1: 67-68, 69Quaqua armata ssp. armata .............................. 1: 59, 61, 66, 67Quaqua armata ssp. maritima ssp.n. ........................1: 66-67, 68Quaqua armata ssp. pilifera ssp.n. .......................... 1: 59, 68, 70Quaqua framesii comb.n.....................................1: 38, 43-44, 55Quaqua hottentotorum [incarnata]................................ 1: 35, 39Quaqua incarnata comb.n. ................................1: 39, 55; 12: 98Quaqua incarnata ssp. incarnata .............................1: 38-41, 55Quaqua incarnata ssp. incarnata var. tentaculata var.n.1: 40-43, 55Quaqua incarnata ssp. aurea comb.& stat.n.. ................1: 42-43Quaqua inversa comb.n................................1: 38, 53-54, 56, 58Quaqua inversa var. cincta comb.& stat.n. ..............1: 56-57, 59Quaqua linearis ..................................................1: 59, 62, 71-74Quaqua mammillaris comb.n. ................1: 59, 61, 63-65; 12: 98Quaqua marlothii comb.n.........................................1: 59, 60-62Quaqua multiflora comb.n..................................1: 62, 68-69, 71Quaqua parviflora comb.n.......................................1: 46; 12: 98Quaqua parviflora ssp. parviflora ............................1: 46-48, 55Quaqua parviflora ssp. bayeriana ssp.n.................. 1: 52, 53, 58Quaqua parviflora ssp. dependens comb.& stat.n....1: 48-49, 55Quaqua parviflora ssp. gracilis comb.& stat.n.........1: 49-50, 58Quaqua parviflora ssp. pulchra ssp.n.................1: 52-53, 54, 58Quaqua parviflora ssp. swanepoelii comb.& stat.n..1: 50-52, 58Quaqua pillansii comb.n...............................1: 59, 62, 69-71, 72Quaqua pruinosa comb.n..............................1: 59, 61, 74-75, 76Quaqua ramosa comb.n...............................1: 62, 73, 74; 12: 98QuiabentiaQuiabentia.................... 8: 88; 24: 94-96, 102; 27: 50, 54, 55, 56Quiabentia pflanzii....................................24: 95, 96-98, 99, 102Quiabentia zehntneri.......................................................... 24: 99RabieaRabiea ........................................................ 27: 91, 108, 109, 116RaphionacmeRaphionacme ernstiana sp.n.........................................18: 71-74Raphionacme hirsuta ......................................................... 18: 74RapicactusRapicactus [infrag. Neolloydia]........................................... 8: 94Rapicactus mandragora [Turbinicarpus] ................4: 14; 18: 44Rapicactus subterraneus [Turbinicarpus] ........................... 4: 13RathbuniaRathbunia, annotated dictionary entry...............4: 71; 8: 93, 103

RauhiaRauhia sp. .......................................................................... 27: 19RauhocereusRauhocereus..................................................................... 25: 109RebutiaRebutia, annotated dictionary entry ......................4: 72-73; 8: 91Rebutia cintia..................................................................... 22: 13Rebutia cylindrica comb.n................................................... 5: 93Rebutia famatimensis (“famatinensis”)................................ 5: 94Rebutia fidana comb.n. (“fidaiana”).................................... 5: 94Rebutia mentosa comb.n...................................................... 5: 93Rebutia neocumingii comb.n. .............................................. 5: 94Rebutia neumanniana comb.n. ............................................ 5: 94Rebutia pulchra.................................................................... 9: 90Rebutia rauschii [pulchra]................................................... 9: 90ReicheocactusReicheocactus [Echinopsis] ................................................. 8: 91RhinephyllumRhinephyllum ..................................................................... 15: 41Rhinephyllum broomii........................................................ 15: 41Rhinephyllum luteum ....................................................... 27: 109Rhinephyllum pillansii ....................................................... 15: 41RhipidodendrumRhipidodendrum [Aloe]...................................................... 23: 20Rhipidodendrum dichotomum [Aloe]........................... 23: 20, 21RhipsalideaeRhipsalideae, Bolivian....................................................18: 2-30RhipsalidinaeRhipsalidinae, branching patterns........................................ 5: 97Rhipsalidinae, recircumscription of genera ..................5: 97-100RhipsalidopsisRhipsalidopsis [Hatiora]..........................................8: 92; 13: 74Rhipsalidopsis [Hatiora subg.] .......................................... 5: 100Rhipsalidopsis gaertneri [Hatiora].................................... 13: 78Rhipsalidopsis ×gaeseri [Hatiora]..................................... 13: 78Rhipsalidopsis rosea [Hatiora].......................................... 13: 78Rhipsalidopsis serrata n.inval. [Hatiora gaertneri] .......... 13: 78RhipsalisRhipsalis............................................. 13: 48-73; 24: 81; 27: 144Rhipsalis, annotated dictionary entry.........................4: 70; 8: 92Rhipsalis subg. Acanthorhipsalis [Lepismium subg,]5: 99; 13: 45Rhipsalis subg. Calamorhipsalis ....................................... 13: 48Rhipsalis subg. Epallagogonium ................................. 13: 48, 50Rhipsalis subg. Erythrorhipsalis......................5: 100; 13: 48, 68Rhipsalis subg. Goniorhipsalis [subg. Epallagogonium]..13: 50Rhipsalis subg. Ophiorhipsalis [Lepismium subg.] .5: 99; 13: 47Rhipsalis subg. Phyllarthrorhipsalis ...............5: 100; 13: 48, 60Rhipsalis subg. Phyllorhipsalis [Lepismium subg. Houlletia]5: 99; 13: 46Rhipsalis subg. Rhipsalis ..................................................... 5: 99Rhipsalis subg. Trigonorhipsalis [subg. Epallagogonium]13: 50

Rhipsalis aculeata [Lepismium lumbricoides fa.]5: 99; 13: 48, 78Rhipsalis acuminata [Pseudorhipsalis] ............................. 13: 78Rhipsalis aethiopica [baccifera ssp. mauritiana] .............. 13: 78Rhipsalis alata [Pseudorhipsalis]...................................... 13: 78Rhipsalis alboareolata [teres]............................................ 13: 78Rhipsalis alternata [paradoxa].......................................... 13: 78Rhipsalis angustissima [Pseudorhipsalis ramulosa]9: 90; 13: 78Rhipsalis asperula [Lepismium monacanthum]................. 13: 78Rhipsalis baccifera12: 12, 16, 23; 13: 53, 63; 17: 9, 13, 19; 18: 20; 20: 92, 120Rhipsalis baccifera ssp. baccifera .........................13: 63; 18: 20Rhipsalis baccifera ssp. cleistogama ssp.n............ 18: 22, 26, 28Rhipsalis baccifera ssp. erythrocarpa stat.n..........5: 100; 13: 64Rhipsalis baccifera ssp. hileiabaiana ssp.n. ...........13: 58, 63-64Rhipsalis baccifera ssp. horrida stat.n.............5: 100; 13: 56, 64Rhipsalis baccifera ssp. mauritiana comb.n..........5: 100; 13: 64Rhipsalis baccifera ssp. shaferi comb.& stat.n.13: 64; 18: 20-21, 22, 29Rhipsalis bambusoides [Hatiora salicornioides fa. cylindrica]13: 78Rhipsalis bartlettii [baccifera ssp. baccifera].................... 13: 78Rhipsalis bauchienii n.inval. [Lepismium lumbricoides fa. lumbricoides] 13:78Rhipsalis bermejensis n.inval. [baccifera ssp. shaferi]...... 13: 78Rhipsalis biolleyi [Weberocereus] ..................................... 13: 78Rhipsalis boliviana (Britt.) Laut. [Lepismium].................. 13: 78Rhipsalis boliviana Ritter [floccosa ssp. tucumanensis].... 13: 78Rhipsalis brachiata [cereuscula] ....................................... 13: 78Rhipsalis brevibarbis [Lepismium cruciforme] ................. 13: 78Rhipsalis brevispina n.inval. [Lepismium]......................... 13: 78Rhipsalis buchtienii n.inval. [Lepismium lumbricoides fa. lumbricoides] 13:78Rhipsalis burchellii .........................................13: 53, 68, 69(LT)Rhipsalis calamiformis n.inval. [grandiflora] ................... 13: 78Rhipsalis campos-portoana ............................13: 53, 68, 72(LT)Rhipsalis capilliformis [teres fa.]......................... 13: 65(NT), 78Rhipsalis caripensis [baccifera] ........................................ 13: 78Rhipsalis carnosa [?] ......................................................... 13: 78Rhipsalis cassutha [baccifera ssp. baccifera].................... 13: 78Rhipsalis cassutha var. mauritanica [baccifera ssp.]5: 100; 13: 64(LT)Rhipsalis cassuthopsis [baccifera ssp. baccifera] ............. 13: 78Rhipsalis cassuthoides [baccifera] .................................... 13: 78Rhipsalis cassytha [baccifera ssp. baccifera]..........13: 78; 27: 8Rhipsalis catenulata n.inval. [pacheco-leonis ssp.]........... 13: 78Rhipsalis cavernosa [Lepismium cruciforme] ................... 13: 78Rhipsalis cereiformis [Lepismium ianthothele] ................. 13: 78Rhipsalis cereoides .................................................13: 60, 61-62Rhipsalis cereuscula ................................13: 68, 69(NT); 18: 22Rhipsalis chloroptera [elliptica]........................................ 13: 78Rhipsalis chrysantha [dissimilis?] ..................................... 13: 78Rhipsalis chrysocarpa [puniceodiscus] ............................. 13: 78Rhipsalis clavata............................................ 13: 56, 68, 72(NT)Rhipsalis clavata fa. clavata.............................................. 13: 72

Rhipsalis clavata fa. delicatula stat.n. ............................... 13: 72Rhipsalis clavata var. delicatula.................................13: 72(LT)Rhipsalis clavellina [teres] ................................................ 13: 78Rhipsalis comorensis [baccifera ssp. mauritiana]............. 13: 78Rhipsalis conferta [teres ssp. heteroclada]........................ 13: 78Rhipsalis coralloides n.inval. [baccifera ssp. horrida]...... 13: 78Rhipsalis coriacea [Pseudorhipsalis ramulosa] ................ 13: 78Rhipsalis crenata [Lepismium] .......................................... 13: 78Rhipsalis cribrata [campos-portoana?]....................... 13: 72, 78Rhipsalis crispa n.inval. [crispata].................................... 13: 78Rhipsalis crispata........................................... 13: 52(NT), 60, 61Rhipsalis crispimarginata [oblonga] ........................... 13: 61, 78Rhipsalis cruciformis [Lepismium].................................... 13: 78Rhipsalis cuneata..................................13: 60, 62; 18: 18-19, 28Rhipsalis cylindrica (Br.& R) Vaup. [Hatiora salicornioides fa.] 13: 78Rhipsalis cylindrica (Vell.) Steud. [grandiflora]............... 13: 78Rhipsalis delphinensis n.inval. [baccifera ssp. horrida].... 13: 78Rhipsalis densiareolata [lindbergiana] ....................... 13: 63, 78Rhipsalis densispina n.inval. [Lepismium lumbricoides]..13: 78Rhipsalis dichotoma [baccifera ssp. baccifera]................. 13: 78Rhipsalis dissimilis............................................................. 13: 54Rhipsalis dissimilis fa. dissimilis ....................................... 13: 54Rhipsalis dissimilis fa. epiphyllanthoides comb.& stat.n. . 13: 54Rhipsalis dusenii [pachyptera] .......................................... 13: 78Rhipsalis echinata n.inval. [mesembryanthemoides]......... 13: 78Rhipsalis elliptica..................................................13: 52, 60(LT)Rhipsalis epiphyllanthoides n.inval. [dissimilis fa.] .......... 13: 78Rhipsalis epiphylloides [Hatiora]................................ 13: 74, 78Rhipsalis erythrocarpa [baccifera ssp.]... 5: 100; 13: 64(LT), 78Rhipsalis erythrolepis n.nud. [?]........................................ 13: 78Rhipsalis ewaldiana sp.n. ................................ 13: 53, 63, 66, 68Rhipsalis fasciculata [baccifera] .......................13: 78; 17: 9, 19Rhipsalis fastigiata [grandiflora] ...................................... 13: 78Rhipsalis filiformis n.nud. [?]............................................. 13: 78Rhipsalis floccosa ................................................ 13: 54, 55(NT)Rhipsalis floccosa ssp. floccosa................................... 13: 53, 55Rhipsalis floccosa ssp. hohenauensis comb.& stat.n......... 13: 57Rhipsalis floccosa ssp. pittieri comb.& stat.n.............13: 55(LT)Rhipsalis floccosa ssp. pulvinigera comb.& stat.n.13: 55(LT), 57Rhipsalis floccosa ssp. tucumanensis comb.& stat.n.13: 57; 18: 17-18, 29Rhipsalis floribunda n.inval. [teres] .................................. 13: 78Rhipsalis flosculosa [floccosa ssp. pulvinigera]................ 13: 78Rhipsalis foveolata [neves-armondii fa. neves-armondii].13: 78Rhipsalis funalis [grandiflora]........................................... 13: 78Rhipsalis gaertneri [Hatiora] ............................................ 13: 78Rhipsalis gibberula [floccosa ssp. pulvinigera]........... 13: 57, 78Rhipsalis goebeliana...............13: 60, 62(NT); 18: 19-20, 26, 28Rhipsalis gonocarpa [Lepismium warmingianum]............ 13: 78Rhipsalis gracilis [teres fa. capilliformis] ......................... 13: 78Rhipsalis ×graeseri n. inval. [Hatiora]......5: 100; 10: 25; 13: 78

Rhipsalis grandiflora ................................13: 63, 65-66, 67(NT)Rhipsalis guineensis [baccifera ssp. mauritiana] .............. 13: 78Rhipsalis hadrosoma [grandiflora].............................. 13: 66, 78Rhipsalis harrisii [Pseudorhipsalis alata]......................... 13: 78Rhipsalis heptagona [baccifera ssp. baccifera]................. 13: 78Rhipsalis heteroclada [teres fa.]...........................13: 65(LT), 78Rhipsalis himantoclada [Pseudorhipsalis] ........................ 13: 78Rhipsalis hoelleri sp.n............................................ 13: 48, 50, 52Rhipsalis hohenauensis [floccosa ssp.]........................ 13: 57, 78Rhipsalis hookeriana [baccifera ssp. baccifera] ............... 13: 78Rhipsalis horrida [baccifera ssp.]...................................... 13: 78Rhipsalis horrida [baccifera ssp.].................. 5: 100; 13: 64(LT)Rhipsalis houlletiana [Lepismium] ............5: 99; 13: 46(NT), 78Rhipsalis houlletiana var. regnellii [Lepismium]................. 5: 99Rhipsalis houlletii [Lepismium houlletianum]................... 13: 78Rhipsalis hylaea [baccifera ssp. baccifera]....................... 13: 78Rhipsalis incachacana [Lepismium]..................5: 99; 13: 47, 78Rhipsalis itatiaiae n.nud. [?].............................................. 13: 78Rhipsalis jamaicensis [Pseudorhipsalis ramulosa] ........... 13: 78Rhipsalis juengeri sp.n..................................... 13: 68, 69, 71, 72Rhipsalis kegnelli n.inval. [Lepismium houlletianum fa. regnellii] 13: 78Rhipsalis kirbergii [micrantha fa.] .............................. 13: 62, 78Rhipsalis knightii [Lepismium cruciforme]........................ 13: 78Rhipsalis lagenaria [Hatiora salicornioides?] .................. 13: 78Rhipsalis leiophloea [Pseudorhipsalis ramulosa] ............. 13: 78Rhipsalis leucorhaphis [Lepismium lumbricoides fa. lumbricoides] 13: 78Rhipsalis lindbergiana..........................................13: 53, 63(LT)Rhipsalis linearis [Lepismium warmingianum].9: 89; 13: 46, 78Rhipsalis loefgrenii [Lepismium lumbricoides fa. lumbricoides]13: 78Rhipsalis lorentziana [Lepismium] ....................5: 99; 13: 46, 78Rhipsalis lumbricoides [Lepismium].................................. 13: 78Rhipsalis macahensis n.nud. [pulchra].............................. 13: 78Rhipsalis macrocarpa [Epiphyllum phyllanthus + Rhipsalis fls]13: 78Rhipsalis macropogon [Lepismium cruciforme]................ 13: 78Rhipsalis madagascariensis [baccifera ssp. horrida]........ 13: 78Rhipsalis maricaensis [teres fa. prismatica]...................... 13: 79Rhipsalis mauritiana [baccifera ssp. mauritiana] ............. 13: 79Rhipsalis megalantha [neves-armondii fa.] ..........13: 50(LT), 79Rhipsalis mesembryanthemoides ........... 13: 56(NT), 63, 66(NT)Rhipsalis mesembryanthoides [mesembryanthemoides ....]13: 79Rhipsalis micrantha ..................................................... 13: 60, 62Rhipsalis micrantha fa. kirbergii comb.& stat.n................ 13: 62Rhipsalis micrantha fa. micrantha..................................... 13: 62Rhipsalis micrantha fa. rauhiorum comb.& stat.n. ........... 13: 62Rhipsalis minutiflora [baccifera ssp. baccifera]................ 13: 79Rhipsalis miquelii n.nud. [?] .............................................. 13: 79Rhipsalis mittleri [Lepismium cruciforme] ........................ 13: 79Rhipsalis monacantha [Lepismium].............5: 99; 13: 44, 45, 79Rhipsalis monacantha var. espinosa [Lepismium monacanthum]13: 45

Rhipsalis monacantha var. samaipatana [Lepismium monacanthum] 18:11Rhipsalis monteazulensis [Lepismium paranganiensis] .... 13: 79Rhipsalis myosurus [Lepismium cruciforme]..................... 13: 79Rhipsalis neocassutha n.inval. [baccifera] ........................ 13: 79Rhipsalis neves-armondii................................13: 48, 50(LT), 51Rhipsalis neves-armondii fa. neves-armondii.................... 13: 50Rhipsalis neves-armondii fa. megalantha comb.& stat.n. . 13: 50Rhipsalis novaesii Gürke [neves-armondii fa. megalantha]13: 79Rhipsalis novaesii Löfgren [Lepismium lumbricoides fa. lumbricoides] 13:79Rhipsalis oblonga............................................13: 52, 60, 61(LT)Rhipsalis occidentalis ........................................5: 98; 13: 60, 62Rhipsalis pacheco-leonis ................................13: 52, 54, 59(LT)Rhipsalis pacheco-leonis ssp. catenulata comb.& stat.n... 13: 59Rhipsalis pacheco-leonis ssp. pacheco-leonis ................... 13: 59Rhipsalis pachyptera.......................................13: 52, 60, 61(LT)Rhipsalis paradoxa .............................................. 13: 54, 57(NT)Rhipsalis paradoxa var. catenulata [pacheco-leonis] ....... 13: 59Rhipsalis paradoxa ssp. paradoxa..................................... 13: 57Rhipsalis paradoxa ssp. septentrionalis ssp.n. .......13: 53, 57-59Rhipsalis paranganiensis [Lepismium].............................. 13: 79Rhipsalis parasitica nom.rej.prop................................ 13: 73, 79Rhipsalis parasitica sensu DC. [baccifera ssp. baccifera]13: 79; 17: 9, 19Rhipsalis pendula Vöchting [teres] ................................... 13: 79Rhipsalis pendula (Sw.) L. & O. [baccifera ssp. baccifera]13: 79Rhipsalis penduliflora N.E.Br. [cereuscula]................ 13: 69, 79Rhipsalis pendulina [baccifera ssp. mauritiana]............... 13: 79Rhipsalis pentagona n.inval. [pentaptera]......................... 13: 79Rhipsalis pentaptera ............................................ 13: 54, 59(NT)Rhipsalis peruviana [Lepismium micranthum].................. 13: 79Rhipsalis pfeifferi n.nud. [?]............................................... 13: 79Rhipsalis phyllanthus [Epiphyllum phyllanthus + Rhipsalis fls]13: 79Rhipsalis pilocarpa ...........................................5: 99, 68, 69(LT)Rhipsalis pilosa n.inval. [baccifera ssp. horrida].............. 13: 79Rhipsalis pittieri [floccosa ssp.]................................... 13: 55, 79Rhipsalis platycarpa [pachyptera?]............................. 13: 73, 79Rhipsalis prismatica [teres fa.].......................................... 13: 79Rhipsalis pterocarpa n.inval. [Lepismium warmingianum]13: 79Rhipsalis pterocaulis n.inval. [paradoxa].......................... 13: 79Rhipsalis pulcherrima n.nud. [pulchra]............................. 13: 79Rhipsalis pulchra ....................................................13: 53, 68-69Rhipsalis pulvinigera [floccosa ssp.] ........................... 13: 55, 79Rhipsalis puniceodiscus.................................. 13: 48(LT)-49, 52Rhipsalis purpusii [Pseudorhipsalis ramulosa]................. 13: 79Rhipsalis quellebambensis n.inval. [baccifera ssp. baccifera]13: 79Rhipsalis radicans [Lepismium cruciforme]...................... 13: 79Rhipsalis ramosissima [Lepismium cruciforme]................ 13: 79Rhipsalis ramulosa [Pseudorhipsalis] ............................... 13: 79Rhipsalis rauhiorum [micrantha fa.] ................................. 13: 62

Rhipsalis regnellii [Lepismium houlletianum fa.]9: 90; 13: 46, 47, 79Rhipsalis rhombea ....................................................... 13: 73, 79Rhipsalis riedeliana [teres?].............................................. 13: 79Rhipsalis rigida [dissimilis?] ............................................. 13: 79Rhipsalis robusta Lindberg [grandiflora].......................... 13: 79Rhipsalis robusta Lem. [pachyptera] ................................ 13: 79Rhipsalis rosea [Hatiora] ........................ 5: 100; 13: 74(LT), 79Rhipsalis roseana [micrantha fa. rauhiorum] ................... 13: 79Rhipsalis rugulosa [dissimilis?]............................. 13: 54, 73, 79Rhipsalis russellii..................................................13: 52, 60(LT)Rhipsalis saglionis [cereuscula] ........................................ 13: 79Rhipsalis salicornioides [Hatiora]....................... 13: 73(NT), 79Rhipsalis sarmentacea [Lepismium lumbricoides fa. lumbricoides] 13: 79Rhipsalis saxatilis n.inval. [dissimilis fa. dissimilis] ......... 13: 79Rhipsalis saxicola n.inval. [baccifera ssp. horrida] .......... 13: 79Rhipsalis schottmuelleri n.inval. [Hatiora salicornioides fa. salicornioides]............................................................................................ 13: 79Rhipsalis setulosa n.inval. [dissimilis fa. dissimilis].......... 13: 79Rhipsalis shaferi [baccifera ssp.]................................. 13: 64, 79Rhipsalis simmleri [cereuscula]......................................... 13: 79Rhipsalis spatulata n.nud. [?] ............................................ 13: 79Rhipsalis spinescens [dissimilis fa. dissimilis]............. 13: 54, 79Rhipsalis squamulosa [Lepismium cruciforme]................. 13: 79Rhipsalis suarensis [baccifera ssp. horrida] ..................... 13: 79Rhipsalis suareziana [baccifera ssp. horrida]................... 13: 79Rhipsalis sulcata .................................................. 13: 54, 60(NT)Rhipsalis swartziana [Pseudorhipsalis alata] ................... 13: 79Rhipsalis taglionis n.inval. [cereuscula]............................ 13: 79Rhipsalis teres.............................................................. 13: 63, 64Rhipsalis teres fa. capilliformis comb.& stat.n.................. 13: 65Rhipsalis teres fa. heteroclada comb.& stat.n. ............ 13: 56, 65Rhipsalis teres fa. prismatica comb.& stat.n. .................... 13: 65Rhipsalis teres fa. teres.................................................13: 64-65Rhipsalis tetragona [teres fa. prismatica] ......................... 13: 79Rhipsalis tonduzii [micrantha fa. kirbergii]....................... 13: 79Rhipsalis triangularis [? subg. Phyllarthrorhipsalis]........ 13: 79Rhipsalis trigona...................................................13: 54(NT)-55Rhipsalis trigonoidea [trigona].......................................... 13: 79Rhipsalis tucumanensis [floccosa ssp.]........................ 13: 57, 79Rhipsalis turpinii n.nud. [?] ............................................... 13: 79Rhipsalis undulata [baccifera ssp. baccifera] ................... 13: 79Rhipsalis villigera [Hatiora salicornioides fa. salicornioides]13: 79Rhipsalis virgata [teres]..................................................... 13: 79Rhipsalis vollii [Lepismium cruciforme]............................ 13: 79Rhipsalis warmingiana [Lepismium] ............... 5: 99; 13: 46(LT)Rhipsalis wercklei [micrantha fa. micrantha] ................... 13: 79Rhipsalis wettsteinii n.nud. [?]........................................... 13: 79Rhipsalis zansibarica [baccifera ssp. mauritiana] ............ 13: 79×Rhipsaphyllopsis×Rhipsaphyllopsis ×graeseri n. nud. [Hatiora]5: 100; 10: 25; 13: 78

Rhodiola roseaRhodiola rosea........................................................12: 47-50, 52RhodocactusRhodocactus [Pereskia] ....................................................... 8: 88RhombophyllumRhombophyllum ............................................................16: 80-81Rhombophyllum albanense .....................................16: 80-81, 86Rhombophyllum dolabriforme ................................16: 80-81, 86Rhombophyllum dyeri ...................................................16: 80-81Rhombophyllum nelii ........................................16: 80-81, 84, 86Rhombophyllum rhomboideum .........................16: 80-81, 84, 86Rhombophyllum rhomboideum var. groppiorum [rhomboideum]16: 84(LT)RhytidocaulonRhytidocaulon (gen.).............................................................. 8: 9Rhytidocaulon paradoxum..............................................4: 29-32Rhytidocaulon tortum comb.n.............................................. 8: 29RimacactusRimacactus gen.n. .........................................................19: 75-82Rimacactus laui comb.n....................................19: 76-81; 22: 13RimariaRimaria n.illeg. [Vanheerdea] ...............................10: 15; 22: 21Rimaria angusta [Vanheerdea roodiae] ............................ 10: 15Rimaria divergens [Vanheerdea roodiae] ......................... 10: 15Rimaria primosii [Vanheerdea] ......................................... 10: 16Rimaria roodiae [Vanheerdea].......................................... 10: 15RitterocereusRitterocereus [Stenocereus]................................................. 8: 93RodentiophilaRodentiophila [Eriosyce] ..................................................... 8: 92Romneya coulteri ........................................................................... 15: 49RooksbyaRooksbya [Carnegiea] ......................................................... 8: 93RoseocactusRoseocactus [Ariocarpus].................................................... 8: 93RoseocereusRoseocereus [Harrisia]........................................................ 8: 89Roseocereus tephracanthus [Harrisia]........................ 16: 35, 37Roseocereus tetracanthus [Harrisia tephracanthus]........... 5: 92RosulariaRosularia serrata ............................................................... 16: 15RuscaceaeRuscaceae ........................................................................ 27: 153RuschiaRuschia14: 54-55; 16: 84; 17: 38-40; 21: 113; 23: 100; 25: 145; 26: 25; 27:108, 109, 112, 116Ruschia circumscription....................................14: 44-45; 16: 44Ruschia sect. Brevivaginatae [Eberlanzia]............16: 56; 17: 39Ruschia subg. Cymbifoliae................................................. 17: 39Ruschia subg. Maximae ..................................................... 17: 39Ruschia subg. Multiflorae.................................................. 17: 39

Ruschia subg. Sarmentosae ...................................17: 39; 26: 27Ruschia subg. Spinosae..........................................17: 40; 24: 15Ruschia subg. Strictae........................................................ 17: 40Ruschia subg. Tumidulae.......................................17: 40; 26: 27Ruschia subg. Vaginatae.................................................... 17: 40Ruschia abbreviata ................................17: 40, 50; 27: 100, 109Ruschia abrupta [Octopoma]............................................. 16: 72Ruschia acocksii................................................................. 17: 41Ruschia acuminata............................................................. 17: 41Ruschia acutangula...........................................17: 41; 20: 17-22Ruschia aggregata ............................................................. 17: 41Ruschia alata ..................................................................... 17: 41Ruschia albertensis [spinosa] ............................................ 17: 68Ruschia albida sp.n................................................ 26: 24, 25, 27Ruschia albiflora [Polymita].............................................. 14: 42Ruschia altigena................................................................. 17: 41Ruschia amicorum ............................................................. 17: 41Ruschia amphibolia [Phiambolia hallii]........16: 67, 69; 21: 112Ruschia ampliata ............................................................... 17: 41Ruschia approximata ......................................................... 17: 41Ruschia archeri.................................................................. 17: 41Ruschia archeri var. sexpartita [archeri] .......................... 17: 41Ruschia arenosa [Ruschiella lunulata]........ 16: 67(LT); 23: 101Ruschia aristata [Erepsia] ..................................... 16: 55, 63, 64Ruschia aristulata [Antimima].....................17: 41; 19: 122, 123Ruschia aspera................................................................... 17: 41Ruschia atrata.................................................................... 17: 41Ruschia axthelmiana.......................................................... 17: 41Ruschia barnardii .............................................17: 41, 42-43, 50Ruschia beaufortensis ........................................................ 17: 41Ruschia bijliae ................................................................... 17: 42Ruschia bina [Antimima viatorum].................................. 21: 110Ruschia bipapillata ............................................................ 17: 42Ruschia bolusiae ................................................................ 17: 42Ruschia brakdamensis ....................................................... 17: 42Ruschia breekpoortensis .................................................... 17: 42Ruschia brevibracteata ...................................................... 17: 42Ruschia brevicyma............................................................. 17: 42Ruschia brevifolia .............................................................. 17: 42Ruschia brevipes ................................................................ 17: 42Ruschia brevipes var. gracilis............................................ 17: 42Ruschia britteniae .............................................................. 17: 44Ruschia burtoniae .............................................................. 17: 44Ruschia calcarea................................................................ 17: 44Ruschia calcicola....................................................17: 42-43, 44Ruschia callifera ................................................................ 17: 44Ruschia calycinum [Zeuktophyllum].................................. 16: 88Ruschia campestris ............................................................ 17: 44Ruschia canonotata............................................................ 17: 44Ruschia capornii ............................................17: 44; 23: 98, 100

Ruschia caroli .................................................................... 17: 44Ruschia caudata................................................................. 17: 44Ruschia cedarbergensis ..................................................... 17: 44Ruschia centrocapsula................................................. 17: 44, 50Ruschia ceresiana .............................................................. 17: 44Ruschia cincta.........................................................17: 42-43, 44Ruschia clavata.............................................................17: 44-45Ruschia cleista [Eberlanzia sedoides] ........................16: 62(LT)Ruschia complanata........................................................... 17: 45Ruschia comptonii [Drosanthemum pulverulentum] ....... 18: 108Ruschia congesta ............................................................... 17: 45Ruschia congesta L.Bolus non (SD.)L.Bolus [ceresiana].17: 44Ruschia conjunctum [Octopoma connatum]...................... 16: 72Ruschia connatum [Octopoma].......................................... 16: 72Ruschia constricta [Acrodon bellidiflorus]........................ 14: 33Ruschia copiosa ................................................................. 17: 45Ruschia costata .................................................................. 17: 45Ruschia cradockensis.............................................16: 59; 17: 45Ruschia cradockensis ssp. cradockensis..........16: 61; 17: 45, 50Ruschia cradockensis ssp. triticiformis............16: 62; 17: 45, 50Ruschia crassuloides [Eberlanzia sedoides]...............16: 62(LT)Ruschia crassa ................................................................... 17: 45Ruschia crassisepala.......................................................... 17: 45Ruschia crassisepala var. major........................................ 17: 45Ruschia cupulata................................................................ 17: 45Ruschia curta ..................................................................... 17: 45Ruschia cyathiformis [Eberlanzia] .............................16: 60(LT)Ruschia cymbifolia....................................................... 17: 39, 45Ruschia cymosa.............................................................17: 45-46Ruschia decumbens............................................................ 17: 46Ruschia decurrens.............................................................. 17: 46Ruschia decurvans ............................................................. 17: 46Ruschia dejagerae.............................................................. 17: 46Ruschia deminuta..............................................14: 46-47; 17: 46Ruschia densiflora ............................................................. 17: 46Ruschia depressa ............................................................... 17: 46Ruschia dichroa ...............................................17: 46; 26: 25, 27Ruschia dichroa var. alba [dichroa]................17: 46; 26: 25, 27Ruschia dichotoma [Eberlanzia]........................................ 16: 60Ruschia dielsiana comb.n. ................................16: 84-85; 17: 46Ruschia dilatata ............................................................17: 46-47Ruschia dissimilis [Phiambolia stayneri] .......16: 67-68; 21: 113Ruschia diutina [Polymita] ................................................ 14: 42Ruschia divaricata .....................................16: 60, 62; 17: 47, 51Ruschia diversifolia ........................................................... 17: 47Ruschia drepanophylla [Esterhuysenia]............................ 16: 65Ruschia drepanophylla var. sneeubergensis [Esterhuysenia drepanophylla]............................................................................................ 16: 65Ruschia dubitans [Phiambolia]........................................ 21: 114Ruschia duplessiae [Acrodon bellidiflorus]....................... 14: 33

Ruschia duthiae.................................................................. 17: 47Ruschia dyeri [Rhombophyllum albanense] ...................... 16: 81Ruschia ebracteata [Eberlanzia] ....................................... 16: 60Ruschia edentula................................................................ 17: 47Ruschia elineata................................................................. 17: 47Ruschia erecta...............................................................17: 47-48Ruschia esterhuyseniae................................... 17: 42-43, 48(LT)Ruschia excedens ............................................................... 17: 48Ruschia exigua................................................................... 17: 48Ruschia extensa...........................................................17: 48(LT)Ruschia ferox [intricata].................................................... 17: 53Ruschia festiva ................................................................... 17: 48Ruschia firma..................................................................... 17: 48Ruschia floribunda............................................................. 17: 48Ruschia foliolosa n.fals. [namusmontana]......................... 17: 58Ruschia foliosa (Haw.) Schwantes .................................... 17: 48Ruschia foliosa L.Bolus non (Haw.) Schw. [namusmontana]17: 58Ruschia fourcadei .............................................................. 17: 48Ruschia framesii............................................................17: 48-49Ruschia fredericii............................................................... 17: 49Ruschia fugitans................................................................. 17: 49Ruschia gemina [Cerochlamys] ..................................16: 53(LT)Ruschia geminiflora........................................................... 17: 49Ruschia glauca................................................................... 17: 49Ruschia globularis [spinosa] ............................................. 17: 68Ruschia goodiae.....................................................17: 49; 26: 27Ruschia gracilipes.............................................................. 17: 49Ruschia gracilis .............................................. 17: 42-43, 49(LT)Ruschia gravida ..........................................................16: 61(LT)Ruschia griquensis................................................. 17: 49, 51, 52Ruschia grisea.................................................................... 17: 52Ruschia hamata.................................................17: 42-43, 51, 52Ruschia haworthii .............................................................. 17: 52Ruschia heteropetala ......................................................... 17: 52Ruschia hexamera.............................................................. 17: 52Ruschia hexamera var. longipetala [hexamera] ................ 17: 52Ruschia holensis................................................................. 17: 52Ruschia hollowayana [Eberlanzia schneideriana] ............ 16: 61Ruschia horrescens [cradockensis ssp. cradockensis]....... 17: 45Ruschia horrescens var. densa [cradockensis ssp. cradockensis]17: 45Ruschia horrida [cradockensis ssp. cradockensis]............ 17: 45Ruschia hutchinsonii [Amphibolia].................................... 16: 46Ruschia imbricata .........................................................17: 52-53Ruschia impressa ............................................................... 17: 53Ruschia inclaudens [Esterhuysenia].................................. 16: 66Ruschia inclusa .................................................................. 17: 53Ruschia inconspicua .......................................................... 17: 53Ruschia incumbens [Phiambolia] ................ 17: 53; 21: 112(LT)Ruschia incurvata ..................................................17: 53; 26: 22Ruschia indecorum............................................................. 17: 53

Ruschia indurata................................................................ 17: 53Ruschia insidens................................................................. 17: 53Ruschia intermedia ............................................................ 17: 53Ruschia intricata..............................................16: 61; 17: 53, 62Ruschia intrusa .................................................13: 85; 17: 53-54Ruschia kakamasensis [barnardii]..............................17: 41(LT)Ruschia karrachabensis..................................................... 17: 54Ruschia karrooica.............................................................. 17: 54Ruschia kenhardtensis ....................................................... 17: 54Ruschia klipbergensis ........................................................ 17: 54Ruschia knysnana...............................17: 54, 55; 21: 111; 26: 25Ruschia knysnana var. angustifolia [knysnana]...17: 54; 21: 111Ruschia kuboosana ............................................................ 17: 54Ruschia langebaanensis..................................................... 17: 54Ruschia lapidicola ............................................................. 17: 54Ruschia lavisii.................................................................... 17: 54Ruschia laxa....................................................................... 17: 54Ruschia laxiflora................................................................ 17: 54Ruschia laxipetala.............................................................. 17: 54Ruschia leightoniae [Phiambolia unca]...............16: 68; 21: 114Ruschia leptocalyx ............................................................. 17: 54Ruschia leptophylla [Acrodon subulatus].......................... 14: 34Ruschia leptocalyx ............................................................. 17: 55Ruschia leucosperma .........................................17: 42-43, 55-56Ruschia lineolata ............................................................... 17: 56Ruschia lisabeliae .......................................................17: 56(LT)Ruschia littlewoodii ........................................................... 17: 56Ruschia longifolia [Acrodon bellidiflorus] ........................ 14: 33Ruschia macowanii .................................................17: 42-43, 56Ruschia macrophylla [Acrodon bellidiflorus] ................... 14: 33Ruschia macroura [spinosa].............................................. 17: 68Ruschia magnifica sp.n. ............................................... 26: 24, 27Ruschia mallesoniae [Esterhuysenia drepanophylla].16: 65(LT)Ruschia mariae .................................................................. 17: 56Ruschia marianae ......................................17: 56; 23: 98; 26: 27Ruschia marginata [Phiambolia unca]................16: 68; 21: 114Ruschia maritima [Amphibolia hutchinsonii].................... 16: 46Ruschia maxima.....................................17: 39, 42-43, 51, 56-57Ruschia middlemostii......................... 17: 42-43, 57(LT) ; 26: 25Ruschia milleflora [Eberlanzia dichotoma]................16: 60(LT)Ruschia misera................................................................... 17: 57Ruschia mollis.................................................................... 17: 57Ruschia montaguensis........................................................ 17: 57Ruschia muelleri .................................................... 17: 55, 58, 62Ruschia muiriana............................................................... 17: 58Ruschia multiflora........................................................ 17: 39, 58Ruschia muricata ............................... 14: 46; 17: 58(LT), 59, 62Ruschia muricata fa. (JSAB 29. 1963) [scabra]................ 17: 66Ruschia mutata..............................................16: 68; 23: 103-104Ruschia namaquana [Amphibolia rupis-arcuatae].... 16: 47(NT)

Ruschia namaquana var. quinqueflora [Eberlanzia ebracteata]16: 60(LT)Ruschia namusmontana ..............................17: 58-59, 63; 26: 25Ruschia nana...................................................................... 17: 59Ruschia nelii....................................................................... 17: 59Ruschia neovirens n.inval. [kuysnana] ................17: 59; 21: 111Ruschia nieuwerustensis .................................................... 17: 59Ruschia nivea [Ruschia rupicola]...................................... 17: 66Ruschia nonimpressa ......................................................... 17: 59Ruschia obtusa..............................................................17: 59-60Ruschia octojuge [Octopoma]............................................ 16: 73Ruschia odontocalyx ...................................17: 41, 42-43, 60, 62Ruschia orientalis .............................................................. 17: 60Ruschia orsmondiae [canonotatum] .................................. 17: 44Ruschia pallens .................................................................. 17: 60Ruschia pakhuisensis [Ruschiella lunulata] ........16: 70; 23: 101Ruschia paripetala............................................................. 17: 60Ruschia parvibracteata [Eberlanzia]................................. 16: 61Ruschia parviflora ............................................................. 17: 60Ruschia parvifolia.............................................................. 17: 60Ruschia patens ................................................................... 17: 60Ruschia patulifolia............................................................. 17: 60Ruschia pauciflora............................................................. 17: 60Ruschia paucipetala........................................................... 17: 60Ruschia perfoliata.........................................................17: 60-61Ruschia persistens [intricata] ............................................ 17: 53Ruschia phylicoides ..................................................... 17: 55, 61Ruschia pillansii [Eberlanzia schneideriana].............16: 61(LT)Ruschia pinguis.................................................................. 17: 61Ruschia polita .................................................................... 17: 61Ruschia pollardii.....................................................17: 42-43, 61Ruschia primosii .....................................................14: 46-47, 61Ruschia profunda [Lampranthus]...................................... 16: 70Ruschia promontorii [Amphibolia hutchinsonii] ......... 16: 46, 47Ruschia psammophila [ruschiana] .................................... 17: 66Ruschia pulchella.........................................17: 61; 19: 121, 123Ruschia pulchella var. caespitosa [Antimima aristulata]17: 61; 19: 123Ruschia pulvinaris ............................................................. 17: 61Ruschia punctulata comb.n...............................16: 84-85; 17: 61Ruschia pungens ................................................................ 17: 61Ruschia puniens [intricata]................................................ 17: 53Ruschia purpureostyla [Cerochlamys] .............................. 17: 64Ruschia putterillii..............................................17: 42-43, 62, 64Ruschia quadrisepalum [Octopoma] ..........................16: 73(LT)Ruschia radicans.........................................................17: 64(LT)Ruschia rariflora................................................................ 17: 64Ruschia recurva comb.n. .................................16: 85; 17: 63, 64Ruschia restituta [Octopoma inclusum]............................. 16: 72Ruschia rigens................................................. 17: 63, 64-65(LT)Ruschia rigida (Haw.) Schw.............................................. 17: 65Ruschia rigida L.Bolus non (Haw.) Schw. [bolusiae]....... 17: 42

Ruschia rigidicaulis ........................................................... 17: 65Ruschia robusta ................................................................. 17: 65Ruschia robusta Schw. non L.Bolus n.illeg. [valida]........ 17: 70Ruschia rostella ................................................................. 17: 65Ruschia rubricaulis............................................................ 17: 65Ruschia rupicola (Engler) Schwantes.................... 17: 40, 63, 65Ruschia rupicola L. Bolus non (Engl.) Schw. n.illeg.[Octopoma rupigenum]...................................................................................... 16: 73, 84Ruschia rupigena [Octopoma]........................................... 16: 73Ruschia rupis-arcuatae [Amphibolia]....................14: 34; 16: 47Ruschia ruralis.......................................17: 66; 27: 86, 100, 109Ruschia ruschiana.............................................................. 17: 66Ruschia sabulicola............................................................. 17: 66Ruschia saginata [Amphibolia]...................................16: 48(LT)Ruschia salteri [Lampranthus tanquanus]..................16: 70(LT)Ruschia sandbergensis....................................................... 17: 66Ruschia sarmentosa ..................................................... 17: 39, 66Ruschia sarmentosa var. rigida [sarmentosa] ................... 17: 66Ruschia scabra sp.n. ...................................14: 46-47, 53; 17: 66Ruschia schneideriana [Eberlanzia].................................. 16: 61Ruschia schollii.............................................................17: 66-67Ruschia schollii var. caledonicum [schollii]...................... 17: 67Ruschia sedoides [Eberlanzia]........................................... 16: 62Ruschia semidentata .......................................................... 17: 67Ruschia semiglobosa...............................................17: 42-43, 67Ruschia senaria.................................................................. 17: 67Ruschia serrulata............................................................... 17: 67Ruschia sessilis comb.n. ........................................16: 85; 17: 67Ruschia singula.......................................................17: 55, 67-68Ruschia solitaria ................................................................ 17: 68Ruschia spathulata [Eberlanzia schneideriana]................ 16: 61Ruschia sphaerophylla n.nud. in sched. [Eberlanzia schneideriana] 16: 61Ruschia spinescens [Arenifera].......................................... 14: 38Ruschia spinosa .............................16: 15, 59, 61; 17: 40, 63, 68Ruschia staminodiosa ........................................................ 17: 68Ruschia steingroeveri n.illeg. [Ruschia rupicola] ........17: 65-66Ruschia stenophylla [Marlothistella]............................13: 82-87Ruschia stricta ..................................................17: 40, 55, 68-69Ruschia stricta var. turgida [Amphibolia saginata] .......... 16: 48Ruschia stylosa [Arenifera]................................................ 14: 38Ruschia subaphylla [abbreviata] ................................. 17: 40, 41Ruschia subglobosa [Octopoma] ....................................... 16: 73Ruschia succulenta [Amphibolia] ...............................16: 48(LT)Ruschia strubeniae............................................................. 17: 69Ruschia suaveolens ............................................................ 17: 69Ruschia subpaniculata....................................................... 17: 69Ruschia subsphaerica .................................................17: 69(LT)Ruschia subteres ................................................................ 17: 69Ruschia tardissima............................................................. 17: 69Ruschia tecta...........................................................17: 42-43, 69

Ruschia tenella................................................................... 17: 69Ruschia testacea................................................................. 17: 69Ruschia tetrasepala [Octopoma] ....................................... 16: 74Ruschia thomae [Esterhuysenia stokoei] ........................... 16: 66Ruschia thomae var. microstigma [Esterhuysenia stokoei]16: 66Ruschia tribracteata........................................................... 17: 69Ruschia triflora .................................................................. 17: 69Ruschia truteri ................................................................... 17: 69Ruschia tumidula ....................................................17: 40, 69-70Ruschia uitenhagensis........................................................ 17: 70Ruschia umbellata..................................................16: 15; 17: 70Ruschia unca [Phiambolia].............................................. 21: 114Ruschia unca var. punctulata [punctulata]............16: 85; 17: 61Ruschia uncinata................................................................ 17: 70Ruschia uncinella [uncinata] ............................................. 17: 70Ruschia unidens ................................................................. 17: 70Ruschia vaginata.......................................................... 17: 40, 70Ruschia valida.............................................................17: 70(LT)Ruschia vanbredae............................................................. 17: 70Ruschia vanderbergiae .................................................17: 70-71Ruschia vanheerdei............................................................ 17: 71Ruschia vanniekerkiae ....................................................... 17: 71Ruschia velutina [Eberlanzia schneideriana].................... 16: 61Ruschia versicolor ............................................................. 17: 71Ruschia vetovalida n.nov.......................................16: 85; 17: 71Ruschia victoris.................................................................. 17: 71Ruschia virens................................................. 17: 42-43, 71(LT)Ruschia virgata .......................................................17: 42-43, 71Ruschia viridifolia.............................................................. 17: 71Ruschia vulvaria ................................................................ 17: 71Ruschia willdenowii........................................................... 17: 71RuschianthemumRuschianthemum...........................................................14: 54-55RuschiellaRuschiella gen.n............................................23: 100-102; 26: 23Ruschiella argentea comb.n.23: 99 [Fig.2 miscaptioned], 101; 26: 23Ruschiella cedrimontana sp.n.23: 99 [Fig.1 miscaptioned]; 26: 21, 23, 25Ruschiella henricii comb.n. ...........................23: 99, 101; 26: 23Ruschiella lunulata comb.n. .........................23: 101-102; 26: 23Sabal blackburniana ...................................................................... 16: 18Salmiopuntia n.inval.Salmiopuntia salmiana n.mend. [Opuntia]........................ 21: 63Salmiopuntia schickendantzii n.mend. [Opuntia].............. 21: 67Salmonopuntia n.inval.Salmonopuntia salmonana n.inval. [Opuntia salmiana] ... 21: 64Salmonopuntia salmonana fa. glauca n.inval. [Opuntia salmiana] 21: 74Salvia farinacea ............................................................................. 26: 85SamaipaticereusSamaipaticereus......................................................... 25: 50, 109Samaipaticereus, annotated dictionary entry.............4: 71; 8: 90

Samaipaticereus inquisivensis ............................................. 18: 6SansevieriaSansevieria....................................................................... 27: 153Sansevieria aethiopica............................................. 17: 104, 106Sansevieria arborescens ...........................................27: 153-158Sansevieria arborescens N.E.Br. non Gérôme & Labroy [dumetescens] 27:158Sansevieria bagamoyensis ............................................... 27: 154Sansevieria dumetescens sp.n. ...................27: 155-156, 157-158SarcocodonSarcocodon [Desmidorchis]................................................. 8: 15Sarcocodon speciosa [Desmidorchis].................................. 8: 19SarcophagophilusSarcophagophilus [Quaqua]................................................ 1: 35Sarcophagophilus armatus [Quaqua armata] ..................... 1: 66Sarcophagophilus armatus [Quaqua mammillaris] ............ 1: 63Sarcophagophilus winklerianus [Quaqua mammillaris]..... 1: 63SarcostemmaSarcostemma pearsonii...................................................7: 69-72Sarcostemma viminale ....................................................7: 69-72SceletiumSceletium.......................................................................... 25: 181SchlechteranthusSchlechteranthus hallii............................................. 27: 100, 109SchlumbergeraSchlumbergera .......................................................13: 74; 27: 54Schlumbergera, annotated dictionary entry 4: 70; 8: 92, 101-102Schlumbergera ×bridgesii [×buckleyi] .............................. 13: 79Schlumbergera ×buckleyi [russelliana × truncata]8: 50, 51-52; 13: 75Schlumbergera candida [microsphaerica] ........................ 13: 79Schlumbergera epiphylloides [russelliana] ................. 13: 74, 79Schlumbergera ×exotica [opuntioides × truncata] ...... 13: 76, 79Schlumbergera gaertneri [Hatiora]................................... 13: 79Schlumbergera kautskyi stat.n. .......................... 9: 90; 13: 74, 75Schlumbergera microsphaerica....................................13: 75-76Schlumbergera obtusangula [microsphaerica]............ 13: 75, 79Schlumbergera opuntioides ................................... 13: 71, 75, 76Schlumbergera orssichiana ....................................13: 71, 74-75Schlumbergera ×reginae [orssichiana × truncata] ........... 13: 75Schlumbergera ruckerianum................................................ 8: 51Schlumbergera russelliana ..... 8: 48-52, 71, 74, 75; 27: 122-123Schlumbergera truncata8: 50, 51-52; 13: 74, 75; 17: 4, 9, 12, 13; 17: 9, 22; 22:11Schlumbergera truncata ssp. kautskyi [kautskyi].....9: 90; 13: 75Schlumbergera truncata var. kautskyi n.inval. [kautskyi].. 13: 75Schlumbergera truncata var. ruckeri................................... 8: 51SchwantesiaSchwantesia.................................................22: 27; 24: 33, 35-36Schwantesia pillansii ............................................... 27: 100, 109Sclerocactus

Sclerocactus ....................................................................... 27: 67Sclerocactus, annotated dictionary entry ...................4: 74; 8: 93Sclerocactus brevihamatus comb.n. .................................... 9: 91Sclerocactus erectocentrus comb.n. .................................... 5: 94Sclerocactus glaucus.......................................................... 27: 63Sclerocactus intertextus comb.n. ......................................... 5: 94Sclerocactus intertextus var. dasyacanthus comb.n. ........... 5: 94Sclerocactus johnsonii comb.n. ........................................... 5: 94Sclerocactus mariposensis comb.n. ..................................... 5: 94Sclerocactus papyracanthus comb.n. ..........5: 94; 24: 79; 27: 38Sclerocactus polyancistrus................................................. 27: 62Sclerocactus pubispinus............................................... 27: 62, 65Sclerocactus scheeri comb.n................................................ 5: 94Sclerocactus sileri.............................................................. 27: 62Sclerocactus uncinatus comb.n............................................ 5: 94Sclerocactus uncinatus var. crassihamatus comb.n. [crassihamatus] 5:94Sclerocactus uncinatus var. wrightii comb.n....................... 5: 94Sclerocactus unguispinus comb.n........................................ 5: 94Sclerocactus unguispinus var. durangensis comb.n. ........... 5: 94Sclerocactus warnockii comb.n. .......................................... 5: 94Sclerocactus wrightiae....................................................... 27: 62SedellaSedella Fourreau non Rose n.inval. ................................... 10: 83SedoideaeSedoideae life & growth forms.....................................12: 51-55SedumSedum................................................................................... 25: 3Sedum in Ethiopia ...........................................................3: 48-52Sedum, Praeger types ................................................11: 100-105Sedum ser. Acria ................................................................ 12: 54Sedum ser. Aithales ............................................................ 12: 54Sedum ser. Alba......................................................10: 83; 12: 54Sedum ser. Alpestria........................................................... 12: 54Sedum ser. Alsinefolia........................................................ 12: 54Sedum ser. Anglica............................................................. 12: 54Sedum ser. Atrata ser.n. .........................................10: 83; 12: 54Sedum ser. Caerulea .......................................................... 12: 54Sedum ser. Cepaea............................................................. 12: 54Sedum ser. Confertiflora .................................................... 12: 54Sedum ser. Dasyphylla....................................................... 12: 54Sedum ser. Farinosa........................................................... 12: 54Sedum ser. Glauco-rubens ................................................. 12: 54Sedum ser. Hirsuta............................................................. 12: 54Sedum ser. Litorea ............................................................. 12: 54Sedum ser. Macrosepala .................................................... 12: 54Sedum ser. Macaronesia .................................................... 12: 54Sedum ser. Magellensia ..................................................... 12: 54Sedum ser. Melananthera................................................... 12: 54Sedum sect. Monanthoidea [Monanthes sect.]................... 10: 65

Sedum ser. Monregalensa .................................................. 12: 54Sedum ser. Pedicellata....................................................... 12: 54Sedum ser. Propontica ....................................................... 12: 54Sedum ser. Rubra ............................................................... 12: 54Sedum ser. Rupestria.......................................................... 12: 54Sedum ser. Samia ............................................................... 12: 54Sedum ser. Sedella Fourreau n.inval.................................. 10: 83Sedum ser. Sempervivoidea................................................ 12: 54Sedum ser. Stefco ............................................................... 12: 54Sedum ser. Subrosea .......................................................... 12: 54Sedum ser. Subulata........................................................... 12: 54Sedum acre............................................................. 12: 38, 39, 52Sedum aizoides [Aichryson ×aizoides] .............................. 11: 94Sedum alboroseum fa. foliis margine-variegatis n.inval. 11: 101Sedum alboroseum ‘Medio-variegatis’............................ 11: 104Sedum ambiguum............................................................. 11: 101Sedum amecamecanum .................................................... 11: 101Sedum amplexicaule............................................... 12: 39, 40, 52Sedum amplexicaule ssp. tenuifolium ................................ 12: 40Sedum anacampseros fa. majus ....................................... 11: 101Sedum anglicum var. minus ............................................. 11: 101Sedum anoicum ................................................................ 11: 101Sedum annuum............................................................. 12: 40, 52Sedum annuum fa. perdurans ............................................ 12: 40Sedum atlanticum n.illeg. [Monanthes] ............................. 10: 65Sedum atlanticum var. fuscum [Monanthes atlantica]....... 10: 65Sedum atlanticum var. luteum [Monanthes atlantica] ....... 10: 65Sedum atratum ..............................................................10: 83-84Sedum atuntsuense........................................................... 11: 101Sedum baileyi................................................................... 11: 101Sedum baleensis sp.n. .........................................3: 48, 49-50, 51Sedum barnesianum......................................................... 11: 101Sedum bellum................................................................... 11: 101Sedum bhutanense.....................................................11: 101-102Sedum bhutanicum [bhutanense] ..................................... 11: 102Sedum brevifolium var. quinquefarium............................ 11: 102Sedum brevifolium var. quinquefarium ‘Edinburgh’ n.cult.11: 94, 102Sedum cauticolum ............................................................ 11: 102Sedum churchillianum ............................................. 3: 48, 50, 51Sedum concinnum ............................................................ 11: 102Sedum cooperi Praeger non Clémenc [bhutanense] 11: 101, 102Sedum crassipes var. cholaense....................................... 11: 102Sedum crassularia.....................................................3: 48-49, 51Sedum cyprium............................................................. 12: 40, 52Sedum dasyphyllum var. suendermannii.......................... 11: 102Sedum dasyphyllum ‘Suendermannii’.............................. 11: 102Sedum ellacombianum ..................................................... 11: 102Sedum epidendrum................................................... 3: 48, 50, 51Sedum erlangerianum .......................................................... 3: 52Sedum ewersii var. homophyllum .................................... 11: 102

Sedum ewersii ‘Homophyllum’ ....................................... 11: 102Sedum floriferum.............................................................. 11: 102Sedum glomerifolium sp.n........................................ 3: 48, 49, 51Sedum griseum..........................................................11: 102-103Sedum hirsutum.................................................................. 12: 40Sedum hispanicum ......................................................... 3: 48, 49Sedum hispanicum var. minus.......................................... 11: 103Sedum horridum............................................................... 11: 103Sedum indicum var. densirosulatum ................................ 11: 103Sedum indicum var. luteorubrum..................................... 11: 103Sedum kirilowii var. rubrum ............................................ 11: 103Sedum kirilowii ‘Rubrum’................................................ 11: 103Sedum laxiflorum [Monanthes].......................................... 10: 76Sedum limuloides ............................................................. 11: 103Sedum lineare var. robustum ........................................... 11: 103Sedum longicaule............................................................. 11: 103Sedum longistylum ........................................................... 11: 103Sedum macrocarpum ....................................................... 11: 103Sedum mairei ................................................................... 11: 103Sedum mekongense .......................................................... 11: 103Sedum middendorffianum var. diffusum .......................... 11: 103Sedum middendorffianum ‘Diffusum’ ............................. 11: 103Sedum mooneyi sp.n........................................... 3: 48, 50, 51, 52Sedum multiceps........................................................... 12: 41, 52Sedum nudum......................................................... 12: 38, 41, 52Sedum obtusifolium...................................................... 12: 41, 42Sedum polyrhizum n.inval................................................ 11: 103Sedum pseudospectabile ...........................................11: 103-104Sedum pseudostapfii......................................................... 11: 104Sedum purpureoviride...................................................... 11: 104Sedum pyramidale [chanetii] ........................................... 11: 104Sedum quaternatum ......................................................... 11: 104Sedum robustum............................................................... 11: 104Sedum rubens..................................................................... 12: 52Sedum rubens ssp. spathulifolium................................ 12: 41, 42Sedum rubroglaucum....................................................... 11: 104Sedum schimperi [epidendrum] ........................................... 3: 50Sedum sediforme .................................................... 12: 42, 43, 52Sedum spathulifolium var. majus ..................................... 11: 104Sedum spathulifolium var. purpureum............................. 11: 104Sedum stellatum ........................................................11: 107-108Sedum subulatum ............................................................... 12: 43Sedum surculosum [Monanthes atlantica]......................... 10: 65Sedum taquetii.................................................................. 11: 104Sedum telephium fa. roseo-variegatum............................ 11: 104Sedum telephium ‘Roseo-variegatum’ stat.n.................... 11: 104Sedum tornatum ............................................................... 11: 104Sedum trientaloides.......................................................... 11: 104Sedum triphyllum ............................................................. 11: 105Sedum tristriatum............................................................... 12: 44

Sedum tuberiferum................................................. 12: 39, 44, 52Sedum tuberosum....................................................12: 44-45, 52Sedum variicolor.............................................................. 11: 105Sedum venustum............................................................... 11: 105Sedum verticillatum var. nipponicum .............................. 11: 105Sedum viscosum ............................................................... 11: 105Seed dispersal: SyndromesMyrmecochorus [ant]...............................................18: 8; 25: 60Ornithochorus [bird] .......................................................... 25: 60Seed dispersal: VectorsAnt gardens .......................................................................... 18: 8Euphonia laniirostris (Thraupinae) [bird]........................... 18: 9Euphonia mesochrysea (Thraupinae) [bird]........................ 18: 9Euphonia minuta (Thraupinae) [bird] ................................. 18: 9Euphonia ruficentris (Thraupinae) [bird]............................ 18: 9Euphonia xanthogaster (Thraupinae) [bird]........................ 18: 9Microlophus tarapaquensis (Tropiduridae) [lizard]............ 23: 4Psarocolius decumanus (Icterinae) [bird] ........................... 18: 7Ramphoscelos carbo (Thraupinae) [bird]............................ 18: 7SelenicereusSelenicereus, annotated dictionary entry ...................4: 69; 8: 89Selenicereus, Bolivian.......................................................... 18: 6Selenicereus sect. Cryptocereus stat.n............................7: 92-93Selenicereus sect. Deamia stat.n.......................................... 7: 93Selenicereus sect. Salmdyckia sect.n.. ............................7: 91-92Selenicereus sect. Selenicereus............................................ 7: 91Selenicereus sect. Strophocactus stat.n................................ 7: 93Selenicereus anthonyanus comb.n....................................... 7: 93Selenicereus boeckmannii............................................ 12: 12, 26Selenicereus chontalensis comb.n. ...................................... 9: 91Selenicereus chrysocardium comb.n. .................................. 9: 91Selenicereus grandiflorus7: 95-96; 14: 64; 17: 5, 9, 19; 20: 88, 100; 27: 21Selenicereus hamatus......................................................... 27: 23Selenicereus innesii.............................................................. 7: 92Selenicereus megalanthus..................................10: 31, 32; 18: 7Selenicereus rizzinii [setaceus]............................................ 7: 92Selenicereus setaceus............... 7: 91; 10: 31, 32; 18: 6-7; 27: 21Selenicereus spinulosus ............................................... 15: 60, 62Selenicereus testudo............................................................. 7: 93Selenicereus tricae sp.n. .................................................7: 90-91Selenicereus urbanianus ................................................ 2: 41, 47Selenicereus wittii ................................................................ 7: 93SemnantheSemnanthe [Erepsia].......................................................... 16: 63Semnanthe lacera [Erepsia]............................................... 16: 63SempervivumSempervivum, Praeger types .....................................11: 105-106Sempervivum aizoides [Aichryson ×aizoides]............ 11: 94, 100Sempervivum agriostaphis n.inval. [Monanthes laxiflora] 10: 76Sempervivum brachycaulon [Monanthes].......................... 10: 66

Sempervivum bulbosum [Monanthes brachycaulos] ......... 10: 66Sempervivum burchardii [Aeonium ×burchardii]...... 11: 99, 105Sempervivum christii Praeger non Wolf [Aeonium canariense var. palmense].......................................................................................... 11: 105Sempervivum ×christii Wolf [grandiflorum × montanum]11: 105Sempervivum domesticum [Aichryson ×aizoides var. domesticum] 11: 94,100, 105Sempervivum gomerense [Aeonium].......................... 11: 99, 105Sempervivum kosaninii .............................................11: 105-106Sempervivum lancerottense [Aeonium]...................... 11: 99, 106Sempervivum ×lineatum n.nud......................................... 11: 106Sempervivum lowei [Monanthes]................................10: 66(LT)Sempervivum macedonicum............................................. 11: 106Sempervivum monanthes [Monanthes polyphylla] ............ 10: 72Sempervivum monanthes var. filicaule [Monanthes polyphylla]10: 73(LT)Sempervivum monanthes var. murale [Monanthes muralis]10: 74Sempervivum monanthes var. subcrassicaule [Monanthes muralis] 10: 74(LT)Sempervivum nobile [Aeonium] ................................. 11: 99, 106Sempervivum polyphyllum [Monanthes]............................ 10: 72Sempervivum propinquum [Aeonium canariense var. palmense]11: 105, 106Sempervivum pulvinatum [Aichryson tortuosum]............ 11: 106Sempervivum spathulatum [Aeonium] ............................... 11: 99Sempervivum surculosum [Monanthes atlantica].............. 10: 65Sempervivum tortuosum Ait. [Aichryson]........................ 11: 100Sempervivum tortuosum DC. non Ait. [Aichryson ×aizoides]11: 94, 105Sempervivum valverdense [Aeonium]........................ 11: 99, 106SenecioSenecio ............................................................................... 27: 32Senecio articulatus....................................22: 132, 134, 136-137Senecio articulatus × rowleyanus ...................................... 14: 83Senecio longiflorus............................................................. 27: 22Senecio mweroensis ssp. leptophyllus fa. schwartzii comb.& stat.n. 14: 83Senecio obesa............................................................... 27: 23, 28Senecio pendulus...................................................... 22: 132, 137Senecio stapeliiformis ........................................................ 27: 23Senecio tuberosus var. pubescens comb.n. ........................ 14: 83Senecio ‘Hippogriff’ cult.n. ............................................... 14: 83SesamothamnusSesamothamnus guerichii ........................................ 17: 102, 105SesuviumSesuvium ......................................................25: 179, 185; 27: 84Sesuvium portulacastrum.....................................25: 181; 27: 75Sesuvium portulacastrum var. portulacastrum.................. 27: 73SeticereusSeticereus [Cleistocactus].................................................... 8: 91SeticleistocactusSeticleistocactus [Cleistocactus].......................................... 8: 91SetiechinopsisSetiechinopsis [Echinopsis] ................................................. 8: 91Siccobaccatus

Siccobaccatus, annotated dictionary entry......................... 8: 104Siccobaccatus reclassification [Micranthocereus] ....8: 90; 9: 89Siccobaccatus dolichospermaticus [Micranthocereus] ..... 27: 44SmicrostigmaSmicrostigma............................................26: 29; 27: 86, 90, 115Smicrostigma viride ..............25: 181; 27: 94, 100, 109, 114-115SoehrensiaSoehrensia [Echinopsis]..................................................... 24: 81SolisiaSolisia [Mammillaria].......................................................... 8: 94SpathulopetalumSpathulopetalum [Caralluma] ............................................. 8: 11Spathulopetalum dicapuae [Caralluma]........................ 8: 11, 14SphalmanthusSphalmanthus abbreviatus n.inval. [Phyllobolus] ........... 23: 103Sphalmanthus herbertii [Phyllobolus abbreviatus] ......... 23: 103Sphalmanthus humilis [Phyllobolus] ............................... 23: 103StapeliaStapelia sect. Caruncularia [Piaranthus].......................... 12: 67Stapelia sect. Obesia [Piaranthus] .................................... 12: 67Stapelia adscendens [Caralluma].................... 8: 11(LT); 10: 95Stapelia anemoniflora [Duvalia] ......................................... 8: 29Stapelia ango [Pachycymbium] ........................................... 8: 22Stapelia decora [Piaranthus]............................................. 12: 74Stapelia dentata Forsskål..................................................... 7: 80Stapelia dummeri [Pachycymbium] ..................................... 8: 22Stapelia europea [Apteranthes] ..................................5: 81; 8:16Stapelia geminata [Piaranthus] ......................................... 12: 80Stapelia gettleffei ............................................. 22: 132, 135, 136Stapelia grandiflora......................22: 132, 134-135, 136; 27: 23Stapelia gussoneana [Apteranthes]..........................8: 16; 20: 15Stapelia hanburyana [Orbea variegata]............................ 19: 69Stapelia hirsuta .........................................2: 2; 27: 122, 139-141Stapelia incarnata [Quaqua] ............................................... 1: 39Stapelia intermedia .........................................................1: 75-77Stapelia kwebensis ........................................................... 17: 105Stapelia mammillaris [Quaqua]....................................1: 63(LT)Stapelia miscella [Pachycymbium]............................4: 38; 8: 28Stapelia multangula Forsskål [Echidnopsis] ........6: 45; 7: 80-81Stapelia parviflora [Quaqua]............................................... 1: 46Stapelia pruinosa [Quaqua]..........................................1: 74(LT)Stapelia pulla [Quaqua mammillaris] ................................. 1: 63Stapelia punctata ....................................................12: 67, 93-94Stapelia quadrangula Forsskål [Caralluma]7: 80, 81, 82-83(LT); 8: 20; 11: 63Stapelia ramosa [Quaqua]............................................1: 74(LT)Stapelia remota ................................................................ 17: 104Stapelia rogersii [Pachycymbium]....................................... 8: 28Stapelia sarpedon n.nud. [?] ...................................... 27: 6, 8, 10Stapelia serrulatua [Piaranthus decorus].......................... 12: 74Stapelia subulata Forsskål n.nud. [Caralluma]7: 81, 82, 83; 8: 11

Stapelia umbellata [Caralluma] .......................................... 8: 16Stapelia variegata Forsskål non L. [Orbea] ........................ 7: 80StapelianthusStapelianthus decaryi......................................................... 13: 56StapelieaeStapelieae circumscription & classification........ 1: 79-80; 2: 1-8StapeliopsisStapeliopsis ballyi ................................................................ 6: 41StenocactusStenocactus, annotated dictionary entry ...............4: 74-75; 8: 94Stenocactus crispatus [Echinofossulocactus] .................... 12: 11Stenocactus obvallatus [Echinofossulocactus] .................. 12: 11Stenocactus ochoterenanus [Echinofossulocactus].27: 130, 135Stenocactus sp. LAU738 [Echinofossulocactus] ................ 24: 76StenocereusStenocereus, annotated dictionary entry ............4: 71; 8: 93, 103Stenocereus dumortieri [Isolatocereus]...................3: 87; 15: 61Stenocereus eruca .............................................................. 27: 41Stenocereus fimbriatus........... 2: 42, 59; 14: 64; 20: 90, 112(LT)Stenocereus griseus............................................................ 17: 13Stenocereus peruvianus ..................................................... 20: 90Stenocereus thurberi .......................................22: 77-83; 27: 130StephanocereusStephanocereus, annotated dictionary entry ......4: 71; 8: 90, 104Stephanocereus circumscription ...........................6: 90; 7:17, 34Stephanocereus subg. Lagenopsis comb.n. .............8: 100; 9: 91Stephanocereus leucostele .......................6: 90; 7: 19, 36; 27: 39Stephanocereus leutzelbergii comb.n.9: 91; 15: 90, 92, 94, 96; 27: 39SterculiaSterculia quinqueloba ...................................................... 17: 103StetsoniaStetsonia............................................................................. 24: 79Stetsonia, annotated dictionary entry...................4: 71; 8: 92, 98StomatiumStomatium .................................................24: 12; 27: 89-90, 117Stomatium ermininum ........................................................ 15: 41Stomatium leve........................................................... 27: 99, 109Stomatium suaveolens........................................................ 15: 41StroeberiaStroeberia circumscription..................... 14: 47-48, 50-51, 54-55Stroeberia ×arborea [frutescens × porphyrea].......14: 50-51, 54Stroeberia beetzii ................................................... 14: 47, 48, 54Stroeberia beetzii var. arborescens [frutescens].......... 14: 51, 54Stroeberia carpii .................................................... 14: 47, 48, 54Stroeberia frutescens ............................................. 14: 47, 48, 54Stroeberia frutescens × porphyrea .........................14: 50-51, 54Stroeberia hallii [Phiambolia].............................16: 67; 21: 112Stroeberia littlewoodii [Ruschia mutata]..... 16: 68(LT); 23: 104Stroeberia porphyrea sp.n. ........................ 14: 47, 48, 51, 53, 54Stroeberia rupis-arcuatae [Amphibolia]................14: 34; 16: 47

Stroeberia utilis...................................................... 14: 47, 48, 54StrombocactusStrombocactus, annotated dictionary entry................4: 74; 8: 94Strombocactus disciformis........15: 54, 59, 61, 62; 24: 76-77, 79Strombocactus klinkerianus [Turbinicarpus] ...................... 4: 20Strombocactus lophophoroides [Turbinicarpus] ................. 4: 22Strombocactus pseudomacrochele [Turbinicarpus] .....4: 22(LT)Strombocactus pseudomacrochele var. krainzianus [Turbinicarpuskrainzianus]...................................................................4: 22(LT)Strombocactus schmiedickeanus [Turbinicarpus] ............... 4: 19Strombocactus schmiedickianus var. klinkerianus [Turbinicarpus klinkerianus].............................................................................................. 4: 20Strombocactus schwarzii [Turbinicarpus]........................... 4: 20StrophocactusStrophocactus [Selenicereus]............................................... 8: 89Strophocactus wittii [Selenicereus]...................................... 7: 93Stuartia......................................................................................... 27: 121StultitiaStultitia araysiana [Pachycymbium].................................... 8: 23Stultitia miscella..............................................................4: 37-38SubmatucanaSubmatucana [infrag. Oreocereus]...................................... 8: 91SubpilocereusSubpilocereus, classification.......................................... 7: 17, 20Subpilocereus stem anatomy.........................................14: 68-81Subpilocereus [Cereus]........................................................ 8: 90Subpilocereus horrispinus [Cereus] .................................. 10: 20Subpilocereus mortensenii [Cereus]........7: 34; 9: 85; 14: 70, 80Subpilocereus ottonis [Cereus horrispinus]10: 20; 14: 70, 72, 77, 80Subpilocereus repandus [Cereus]... 10: 18-19; 14: 68, 69-70, 80Subpilocereus russelianus [Cereus].....10: 18, 19, 20; 14: 70, 80Subulatopuntia n.inval.Subulatopuntia atroviridis n.inval. [Austrocylindropuntia floccosa] 13: 106Subulatopuntia floccosa n.inval. [Austrocylindropuntia] 15: 106Subulatopuntia subulata n.inval. [Austrocylindropuntia].21: 86Subulatopuntia vestita n.inval. [Austrocylindropuntia]..... 22: 69SulcorebutiaSulcorebutia [Rebutia]......................................................... 8: 91Sulcorebutia cylindrica [Rebutia]........................................ 5: 93Sulcorebutia mentosa [Rebutia]........................................... 5: 93Sulcorebutia rauschii [pulchra]........................................... 9: 90TacingaTacinga, annotated dictionary entry ..............4: 75; 8: 88; 27: 55Tacinga funalis......................................................24: 98-99, 102Tacinga inamoena....................................15: 86, 87, 96; 17: 114Tacinga inamoena ssp. inamoena................................ 21: 15, 16Tacinga inamoena ssp. subcylindrica...........................21: 13-16Tacinga palmadora 10: 89, 92; 14: 105; 15: 86, 87, 96; 17: 76-83; 19: 92, 94Tacinga ×quipa [inamoena × palmadora].........17: 114; 19: 116Tacinga saxatilis ................................................................ 21: 66

Tacinga saxatilis ssp. estevesii ........................................ 14: 143Tacinga saxatilis ssp. minutispina ..................................... 21: 66Tacinga saxatilis ssp. occibahiensis .................................. 21: 66Tacinga saxatilis ssp. pomosa............................................ 21: 66Tacinga werneri................................................10: 89-94; 23: 59TalinariaTalinaria [Grahamia] .............................................. 12: 107, 108Talinaria coahuilensis [Grahamia] ................................. 12: 108Talinaria palmeri [Grahamia coahuilensis].................... 12: 108TalinopsisTalinopsis [Grahamia]............................................. 12: 107, 108Talinopsis frutescens [Grahamia].................................... 12: 108TalinumTalinum .............................................................................. 27: 50Talinum coahuilensis [Grahamia] ................................... 12: 108TamusTamus elephantipes [Dioscorea] ......................................... 27: 9TanquanaTanquana ...............22: 25, 31; 24: 2-4, 10, 14-19, 25, 27, 32-34Tanquana archeri.....................24: 4, 7, 10-11, 15, 18-19, 27, 34Tanquana hilmarii22: 25, 26, 30, 31, 32, 35; 24: 4, 7, 9-11, 13, 18-19, 27, 34Telephium......................................................................................... 25: 2TephrocactusTephrocactus..............................8: 88; 24: 94, 96; 26: 63; 27: 55Tephrocactus albiscoparius [Cumulopuntia pentlandii] ... 13: 96Tephrocactus alboareolatus [Cumulopuntia zehnderi] ..... 13: 96Tephrocactus alexanderi...... 13: 96-97; 16: 129; 18: 128; 20: 58Tephrocactus alexanderi var. bruchii [alexanderi] ........... 13: 97Tephrocactus alexanderi var. bruchii subvar. brachyacantha [Tephrocactusalexanderi] ......................................................................... 13: 97Tephrocactus alexanderi var. bruchii subvar. macracantha [Tephrocactusalexanderi] ......................................................................... 13: 97Tephrocactus alexanderi var. subsphaericus [alexanderi]13: 97; 21: 84(NT)Tephrocactus andicola [Maihueniopsis glomerata] .......... 13: 99Tephrocactus aoracanthus13: 100; 15: 107-108; 16: 121, 134; 21: 127; 24:96-97, 100Tephrocactus aoracanthus var. paediophilus [paediophilus]19: 92Tephrocactus articulatus13: 103; 16: 123, 128; 19: 104; 21: 82; 21: 127; 24:100Tephrocactus articulatus var. calvus n.inval. [articulatus]13: 104Tephrocactus articulatus var. diadematus [articulatus]..13: 104Tephrocactus articulatus var. inermis [articulatus] ........ 13: 104Tephrocactus articulatus var. oligacanthus [articulatus] 13: 104Tephrocactus articulatus var. ovatus [aoracanthus] ....... 13: 104Tephrocactus articulatus var. papyracanthus [articulatus]13: 104-105Tephrocactus articulatus var. polyacanthus [articulatus]13: 105Tephrocactus articulatus var./fa. syringacanthus [articulatus]13: 105Tephrocactus asplundii [Cumulopuntia pentlandii] ........ 13: 105Tephrocactus atacamensis [Maihueniopsis]13: 105(omitted in error)

Tephrocactus atacamensis var. chilensis [Maihueniopsis camachoi] 13:105Tephrocactus atroglobosus n.inval. [Maihueniopsis nigrispina]13: 106Tephrocactus atroviridis [Austrocylindropuntia floccosa]13: 106; 24: 100Tephrocactus atroviridis var. longicylindrica [Austrocylindropuntia floccosa].......................................................................................... 13: 106Tephrocactus atroviridis var. parviflorus [Austrocylindropuntia floccosa] 13:106Tephrocactus atroviridis var. paucispinus [Austrocylindropuntia floccosa] 13:106Tephrocactus aureispinus n.nud. [?]................................ 13: 107Tephrocactus berteri [Eriosyce subgibbosa]................... 13: 112Tephrocactus bicolor [Cumulopuntia fulvicoma]............ 13: 112Tephrocactus blancii [Austrocylindropuntia]...........13: 114(LT)Tephrocactus bolivianus [Cumulopuntia pentlandii] ...... 13: 114Tephrocactus berteri var. kuenrichianus n.inval. [Cumulopuntia sphaerica].......................................................................................... 17: 119Tephrocactus bruchii [alexanderi] .................................... 13: 97Tephrocactus calvus n.mend. [articulatus]...............13: 103-104Tephrocactus camachoi [Maihueniopsis]........................ 14: 102Tephrocactus campestris [Cumulopuntia corotilla] ........ 14: 103Tephrocactus catacanthus [Maihueniopsis glomerata]... 13: 104Tephrocactus chichensis [Cumulopuntia]........................ 14: 107Tephrocactus chichensis var. colchana [Cumulopuntia chichensis] 14: 107Tephrocactus chilensis [Maihueniopsis camachoi]13: 105(NT); 14: 107Tephrocactus chilensis [Maihueniopsis camachoi].14: 107(NT)Tephrocactus coloreus [Maihueniopsis].......................... 14: 112Tephrocactus conoideus [Maihueniopsis]13: 102; 14: 113; 26: 64, 65Tephrocactus corotilla [Cumulopuntia] .......................... 14: 113Tehrocactus corotilla var. aurantiaciflora [Cumulopuntia corotilla] 14:116Tephrocactus corrugatus [Airampoa].............................. 14: 116Tephrocactus crassicylindricus [Cumulopuntia sphaerica]14: 117Tephrocactus crispicrinitus [Austrocylindropuntia floccosa]14: 117Tephrocactus crispicrinitus var. cylindraceus [Austrocylindropuntia floccosa].......................................................................................... 14: 120Tephrocactus crispicrinitus var. cylindraceus subvar. flavicomus[Austrocylindropuntia floccosa] ...................................... 14: 120Tephrocactus crispicrinitus var. tortispinus [Austrocylindropuntia floccosa].......................................................................................... 14: 120Tephrocactus curvispinus ................................................ 14: 124Tephrocactus cylindroarticulatus [Cumulopuntia dactylifera]14: 125Tephrocactus cylindrolanatus [Austrocylindropuntia floccosa]14: 125Tephrocactus dactyliferus [Cumulopuntia] ..................... 14: 128Tephrocactus darwinii [Maihueniopsis]14: 128, 130; 16: 132; 27: 3, 5, 6Tephrocactus diadematus [articulatus] ........................... 13: 104Tephrocactus diadematus var. minor n.inval. [articulatus]14: 133Tephrocactus dimorphus [Cumulopuntia sphaerica] ...... 14: 134Tephrocactus dimorphus var. pseudorauppianus [Cumulopuntia leucophaea].....................................................................14: 134; 19: 112-113

Tephrocactus duvalioides [Cumulopuntia dactylifera] ... 14: 136Tephrocactus duvalioides var. albispinus [Cumulopuntia dactylifera] 14:136Tephrocactus echinaceus [Cumulopuntia pentlandii] ..... 14: 137Tephrocactus ferocior [Cumulopuntia] ..................... 15: 99(NT)Tephrocactus flaviscoparius n.nud. [Cumulopuntia ignescens]15: 105Tephrocactus flexispinus [Cumulopuntia] ....................... 15: 105Tephrocactus flexuosus [Cumulopuntia dactylifera]15: 105(NT)-106Tephrocactus floccosus [Austrocylindropuntia].............. 15: 106Tephrocactus floccosus var. aurescens [Austrocylindropuntia floccosa] 15:107Tephrocactus floccosus var. canispinus [Austrocylindropuntia floccosa] 15:106Tephrocactus floccosus var. cardenasii [Austrocylindropuntia lagopus] 15:106; 21: 88, 89Tephrocactus floccosus var. crassior [Austrocylindropuntia floccosa] 15:106Tephrocactus floccosus var. crassior subvar. aurescens [Austrocylindropuntiafloccosa]........................................................................... 15: 107Tephrocactus floccosus var./fa. denudatus [Austrocylindropuntia floccosa] 15:107Tephrocactus flocossus var. lagopus n.inval. [Austrocylindropuntia lagopus]..............................................................................17: 120; 21: 89Tephrocactus floccosus var. ovoides [Austrocylindropuntia floccosa] 15:107Tephrocactus floccosus fa. rauhii n.inval. [Austrocylindropuntia floccosa] 15:107; 20: 52, 54Tephrocactus fulvicomus [Cumulopuntia]....................... 15: 111Tephrocactus fulvicomus var. bicolor [Cumulopuntia fulvicoma] 13: 112Tephrocactus geometricus .........................16: 121; 24: 100, 102Tephrocactus glomeratus [Maihueniopsis]...................... 16: 122Tephrocactus glomeratus var. andicola [Maihueniopsis glomerata] 13: 99Tephrocactus glomeratus var. atratospina [Maihueniopsis glomerata ssp.hypogaea]..................................................................16: 122-123Tephrocactus glomeratus var. gracilior n.mend. [Maihueniopsis glomerata].......................................................................................... 16: 123Tephrocactus glomeratus var. inermis [Maihueniopsis glomeratus] 17: 115Tephrocactus glomeratus var. longispinus [Maihueniopsis glomerata] 16:123Tephrocactus gratus n.inval. [Maihueniopsis ovata] ...... 16: 125Tephrocactus hegenbartianus [Cumulopuntia pentlandii]16: 130(HT)Tephrocactus heteracanthus n.nud. [Maihueniopsis mandragora] 16: 131Tephrocactus heteromorphus [Miqueliopuntia miquelii] 16: 131Tephrocactus hirschii [Austrocylindropuntia]................. 16: 132Tephrocactus hossei [aoracanthus] ..........................16: 134(LT)Tephrocactus hypogaeus [Maihueniopsis glomerata ssp. hypogaea] 16:136Tephrocactus ignescens [Cumulopuntia]......................... 17: 110Tephrocactus ignescens var. steinianus [Cumulopuntia ignescens] 17:110(NT), 111(NT)

Tephrocactus ignotus [Cumulopuntia] ............................ 17: 110Tephrocactus inermis [Maihueniopsis glomeratus]......... 17: 115Tephrocactus kuenrichianus [Cumulopuntia sphaerica].17: 119Tephrocactus kuenrichianus var. applanatus [Cumulopuntia sphaerica] 17:119Tephrocactus lagopus [Austrocylindropuntia] ....17: 120; 21: 89Tephrocactus lagopus var. aureus [Austrocylindropuntia floccosa] 17: 121Tephrocactus lagopus var. aureus subvar. brachycarpus[Austrocylindropuntia floccosa] ...................................... 17: 121Tephrocactus lagopus var. aureo-penicillata [Austrocylindropuntia floccosa]...................................................................................17: 121-122Tephrocactus lagopus var. leucolagopus [Austrocylindropuntia floccosa] 17:122Tephrocactus lagopus var. pachycladus [Austrocylindropuntia floccosa] 17:122Tephrocactus leoncito [Maihueniopsis]........................... 17: 123Tephrocactus leoninus [Maihueniopsis]...................17: 123-124Tephrocactus longiarticulatus [Cumulopuntia zehnderi]17: 128-129Tephrocactus malyanus [Austrocylindropuntia lagopus]15: 106; 21: 88, 89Tephrocactus mandragora [Maihueniopsis].............18: 118(LT)Tephrocactus melanacanthus [Cumulopuntia]................ 18: 121Tephrocactus microclados [Cumulopuntia rossiana]...... 18: 124Tephrocactus microsphaericus [alexanderi] ................... 18: 128Tephrocactus minor [Cumulopuntia pentlandii] ............. 13: 108Tephrocactus minusculus [Airampoa] ......................18: 129(LT)Tephrocactus minutus [Maihueniopsis]..........18: 129; 26: 71-73Tephrocactus mirus [Cumulopuntia sphaerica] .............. 18: 130Tephrocactus mistiensis [Cumulopuntia] .................18: 130(LT)Tephrocactus molfinoi n.inval. [Maihueniopsis glomerata]18: 131Tephrocactus molinensis.............................18: 131; 24: 100-101Tephrocactus muellerianus [Cumulopuntia leucophaea]18: 133(NT)Tephrocactus multiareolatus [Cumulopuntia sphaerica]18: 133(LT)Tephrocactus neopentlandii n.inval. [Cumulopuntia pentlandii]19: 96Tephrocactus neuquensis [Maihueniopsis darwinii] ....... 18: 136Tephrocactus nigrispinus [Maihueniopsis]...................... 18: 136Tephrocactus noodtiae [Cumulopuntia dactylifera] 18: 137(NT)Tephrocactus ovatus Pfeiff. [Maihueniopsis].................. 18: 140Tephrocactus ovatus (Pfeiff.) Ritter non Backeb. n.illeg. [aoracanthus] 13:104Tephrocactus paediophilus ................................................ 19: 92Tephrocactus parvisetus .................................................... 19: 95Tephrocactus pentlandii [Cumulopuntia].......................... 19: 96Tephrocactus pentlandii var. adpressus n.inval. [Cumulopuntia pentlandii] 19:97Tephrocactus pentlandii var. fuauxianus [Cumulopuntia pentlandii] 19:97(NT)Tephrocactus pentlandii var. rossianus [Cumulopuntia rossiana] 20: 62(NT)Tephrocactus platyacanthus [Maihueniopsis] ........... 19: 96, 103Tephrocactus platyacanthus var. angustispinus [Maihueniopsis]19: 103(NT)

Tephrocactus platyacanthus var. deflexispinus [Maihueniopsis platyacantha].......................................................................................... 19: 103Tephrocactus platyacanthus var. monvillei [Maihueniopsis platyacantha] 19:103-104Tephrocactus platyacanthus var. neoplatyacanthus [Tephrocactus articulatus].......................................................................................... 19: 104Tephrocactus polyacanthus n.fals. [platyacanthus]......... 19: 110Tephrocactus pseudorauppianus [Cumulopuntia leucophaea]14: 134(NT); 19:112(NT)-113Tephrocactus pseudo-udonis [Austrocylindropuntia floccosa]19: 113(LT)Tephrocactus pulcherrimus [Maihueniopsis subterranea ssp.]26: 74Tephrocactus punta-caillan [Austrocylindropuntia] ....... 19: 114Tephrocactus pusillus [Maihueniopsis glomerata]. 19: 107, 114Tephrocactus pyrrhacanthus [Cumulopuntia dactylifera]19: 115Tephrocactus pyrrhacanthus var. leucoluteus [Cumulopuntia dactylifera] 19:116Tephrocactus rarissimus [Cumulopuntia pentlandii] ........ 20: 52Tephrocactus rauhii [Austrocylindropuntia floccosa]15: 107; 20: 52, 54Tephrocactus rauppianus [Cumulopuntia sphaerica] ....... 21: 74Tephrocactus reicheanus [Maihueniopsis leoncito] .......... 20: 55Tephrocactus retrospinosus [Airampoa corrugata] .......... 20: 56Tephrocactus riojanus [alexanderi]................................... 20: 58Tephrocactus russellii [Maihueniopsis ovata]............. 20: 64, 66Tephrocactus schaeferi n.nud. [Maihueniopsis archiconoidea]21: 66Tephrocactus setiger [weberi] ........................................... 23: 58Tephrocactus silvestris [Airampoa]................................. 18: 129Tephrocactus sphaericus [Cumulopuntia]......................... 21: 74Tephrocactus sphaericus var. glaucinus [Cumulopuntia sphaerica] 21: 74(LT)Tephrocactus sphaericus var. rauppianus [Cumulopuntia sphaerica] 21:74Tephrocactus sphaericus var. unguispinus [Cumulopuntia leucophaea] 21:74-75Tephrocactus staffordii n.inval. [Cumulopuntia staffordii]21: 79Tephrocactus strobiliformis [articulatus].......................... 21: 82Tephrocactus subinermis [Cumulopuntia]....................21: 83-84Tephrocactus subsphaericus [alexanderi]13: 97(NT); 21: 84(NT)-85Tephrocactus subterraneus [Maihueniopsis]..................... 21: 85Tephrocactus subterraneus Frič non Fries n.nud. [Maihueniopsis mandragora].......................................................................................... 18: 118Tephrocactus tarapacanus [Maihueniopsis]...................... 22: 53Tephrocactus tortispinus n.nud. [Cumulopuntia] ............ 16: 128Tephrocactus turpinii [articulatus].................................... 22: 64Tephrocactus udonis [Austrocylindropuntia floccosa]...... 22: 65Tephrocactus unguispinus [Cumulopuntia leucophaea] ... 21: 74Tephrocactus variiflorus [Maihueniopsis subterranea] .... 22: 67Tephrocactus virgultus [Cumulopuntia ?] ......................... 22: 72Tephrocactus weberi........................ 13: 107; 23: 57-58; 24: 100Tephrocactus weberi var. deminutus ................................. 23: 58Tephrocactus weberi var. dispar [weberi]......................... 23: 58Tephrocactus wilkeanus [Cumulopuntia pentlandii]......... 23: 61

Tephrocactus yanganucensis [Austrocylindropuntia] ....... 23: 65Tephrocactus zehnderi [Cumulopuntia] ............................ 23: 66TerecaulisTerecaulis [Opuntia].......................................................... 15: 98Terecaulis curassavicus [Opuntia] .................................... 15: 98Terecaulis foliosus [Opuntia pusilla] ........................ 15: 98, 107Terecaulis fragilis [Opuntia] ..................................... 15: 98, 108Terecaulis nanus [Opuntia pubescens]................15: 98; 18: 134Terecaulis horizontalis [Cylindropuntia imbricata]15: 98; 16: 133TetragoniaTetragonia25: 185; 27: 74-75, 77-78, 82-84, 85-86, 110-112, 118Tetragonia implexicoma .............................................. 27: 83, 87Tetragonia tetragonoides.............................25: 181; 27: 83, 111ThelocactusThelocactus, annotated dictionary entry ....................4: 74; 8: 93Thelocactus, numerical analysis ............18: 48, 49, 52-54, 56-57Thelocactus ................................................... 5: 49-59; 18: 45-62Thelocactus beguinii nom.nov. [Turbinicarpus]1: 113; 4: 17; 9: 91; 15: 78, 81;19: 19, 20Thelocactus bicolor5: 52, 53-54, 57, 58, 59, 61-62; 18: 58, 60, 62, 64, 68Thelocactus bicolor ssp./var. bicolor......5: 61-62, 67; 18: 46, 61Thelocactus bicolor ssp./var. bolaensis [bicolor]5: 59; 18: 46, 60, 62, 64, 68Thelocactus bicolor ssp. bolaensis ‘Pedricena’ [bicolor]18: 46, 64, 68Thelocactus bicolor ssp./var. commodus [bicolor]18: 46, 58, 62, 64, 68Thelocactus bicolor ssp./var. flavidispinus5: 62; 18: 47, 61, 62, 64, 68Thelocactus bicolor ssp. heterochromus comb.n.5: 57, 59, 68-69; 18: 47, 58,60, 62, 65Thelocactus bicolor ssp. heterochromus ‘Pottsii’.. 18: 47, 64, 68Thelocactus bicolor ssp./var. schwarzii comb.n.5: 61, 67; 18: 47, 60, 62, 65,68Thelocactus bicolor var. schottii [bicolor]5: 59; 18: 46, 62, 64-65, 68Thelocactus bicolor var. wagnerianus [bicolor ssp. bolaensis]5: 61; 18: 46,62, 65, 68Thelocactus buekii .................................5: 65; 18: 60, 62, 65, 69Thelocactus buekii ssp. buekii...................................... 18: 47, 62Thelocactus buekii ssp./var. matudae comb.n. [tulensis ssp.]18: 50, 60, 62Thelocactus conothelos5: 55, 58, 66-68; 15: 78; 18: 61, 62, 65, 68; 24: 76Thelocactus conothelos ssp./var. argenteus5: 68; 18: 50, 58, 61, 63, 65, 68Thelocactus conothelos ssp./var. aurantiacus5: 67, 68; 18: 50, 58, 61, 63, 65,68Thelocactus conothelos ssp./var. conothelos5: 67, 68; 18: 50, 61Thelocactus conothelos ssp. flavus comb.& stat.n.18: 50, 58, 61, 63, 65, 69Thelocactus conothelos ssp. garciae comb.& stat.n.18: 50, 61. 63, 65, 69Thelocactus conothelos var. macdowellii ................5: 64; 18: 64Thelocactus ehrenbergii [leucacanthus]..................5: 62; 18: 63Thelocactus flavidispinus........................... 5: 62(LT); 18: 62, 64Thelocactus flavus [conothelos ssp.]................ 18: 58, 63, 65, 69Thelocactus garciae [conothelos ssp.]............. 18: 58, 63, 65, 69Thelocactus gielsdorfianus [Turbinicarpus]........................ 4: 15Thelocactus goldii [Turbinicarpus horripilus] .................... 4: 17

Thelocactus hastifer.......5: 58, 66, 70; 18: 51, 60, 61, 63, 66, 70Thelocactus heterochromus [bicolor ssp.]5: 57, 59, 68-69; 18: 62, 65, 68Thelocactus hexaedrophorus5: 53-54, 57, 59, 69, 70; 18: 51, 59, 61, 63, 65, 70Thelocactus hexaedrophorus var. decipiens [hexaedrophorus]18: 63Thelocactus hexaedrophorus var. hexaedrophorus ........5: 69-72Thelocactus hexaedrophorus var. labouretianus [hexaedrophorus] 18: 63Thelocactus hexaedrophorus ssp./var. lloydii5: 72; 18: 51; 18: 63, 65, 70Thelocactus hexaedrophorus var. major [hexaedrophorus]18: 63Thelocactus knuthianus [Turbinicarpus] ............................. 4: 19Thelocactus krainzianus [tulensis]. 5: 64(LT); 18: 59, 64, 66, 70Thelocactus lausseri.5: 58, 59, 68, 70; 18: 51, 60, 61, 63, 66, 70Thelocactus leucacanthus5: 54-55, 57, 58, 62-64, 67; 18: 61, 66, 70Thelocactus leucacanthus ssp. leucacanthus............... 18: 51, 61Thelocactus leucacanthus var. porrectus [leucacanthus]5: 62; 18: 63Thelocactus leucacanthus var. sanchezmejoradae [leucacanthus] 5: 62; 18:64Thelocactus leucacanthus ssp./var. schmollii [leucacanthus]5: 62; 18: 51, 61,63-64, 66, 70Thelocactus leucacanthus var. schmollii fa. krainzianus... 18: 64Thelocactus leucacanthus ssp. schmollii ‘Krainzianus’ [tulensis] 18: 54, 70Thelocactus lloydii.......................................5: 72; 18: 63, 65, 70Thelocactus lophophoroides [Turbinicarpus]...............4: 22(LT)Thelocactus lophothele [rinconensis] ......................5: 72; 18: 64Thelocactus lophothele var. nidulans [rinconensis] 5: 72; 18: 64Thelocactus macdowellii 5: 58, 64, 67; 18: 54, 60, 61, 64, 66, 70Thelocactus macrochele var. schwarzii [Turbinicarpus schwarzii] 4: 20Thelocactus matudae [tulensis ssp.] ......5: 66; 18: 60; 62, 65, 69Thelocactus multicephalus............. 18: 54, 57, 59, 61, 64, 65, 69Thelocactus multicephalus “La Bolsa”.................. 18: 54, 65, 69Thelocactus nidulans [rinconensis ssp.] ......5: 72; 18: 64, 65, 69Thelocactus panarottoanus [conothelos ssp. flavus] ... 18: 58, 63Thelocactus phymatothelos [rinconensis].................... 18: 64, 65Thelocactus porrectus [Thelocactus leucacanthus].5: 62; 18: 63Thelocactus pseudopectinatus [Turbinicarpus]................... 4: 15Thelocactus rinconensis5: 54-55, 57, 59, 70, 72; 18: 61, 64, 65, 69Thelocactus rinconensis ssp./var. freudenbergeri18: 55, 57, 61, 64, 65, 69Thelocactus rinconensis ssp. hintonii .. 18: 55, 59, 61, 64, 65, 69Thelocactus rinconensis ssp. multicephalus ................ 18: 64, 65Thelocactus rinconensis ssp. rinconensis .................... 18: 55, 61Thelocactus rinconensis ssp./var. nidulans5: 72; 18: 55, 61, 64, 65, 69Thelocactus rinconensis ssp./var. phymatothelos [rinconensis]18: 55, 64, 65,69Thelocactus sanchezmejoradae [leucacanthus].......5: 62; 18: 64Thelocactus saueri [Turbinicarpus saueri].......................... 4: 17Thelocactus saussieri [conothelos]..............4: 66; 18: 62; 24: 76Thelocactus schwarzii [bicolor ssp.]................ 5: 61(LT); 18: 62Thelocactus setispinus comb.n.5: 52, 53-55, 57, 58, 59, 67; 18: 45, 48, 52, 57,66, 70Thelocactus smithii [Turbinicarpus beguinii]...................... 4: 17Thelocactus subterraneus [Turbinicarpus]4: 13-14, 23; 9: 92(LT)

Thelocactus tulensis5: 54; 57, 58, 59, 64; 18: 55, 60, 61, 64, 65-66, 69; 24: 76,78Thelocactus tulensis var. buekii comb.& stat.n. [buekii]5: 64, 65-66, 75; 18: 62Thelocactus tulensis ssp./var. matudae comb.& stat.n.5: 64, 66; 18: 50, 60, 65Thelocactus tulensis var. tulensis....................................5: 64-65Thelocactus valdezianus [Turbinicarpus]............................ 4: 14Thelocactus viereckii [Turbinicarpus]................................. 4: 15Thelocactus wagnerianus [bicolor ssp. bolaensis]..5: 61; 18: 62ThelocephalaThelocephala [Eriosyce subg. Chileonapina]..........8: 92; 26: 84ThelomastusThelomastus n.inval. [Thelocactus] ..................................... 5: 58Themeda triandra........................................................................... 17: 52ThrixanthocereusThrixanthocereus [Espostoa]............................................... 8: 91Thrixanthocereus blossfeldiorum [Espostoa] .................... 17: 31Thrixanthocereus senilis [Espostoa].....17: 28, 29, 32, 33, 34-37TillandsiaTillandsia ........................................................................... 27: 19Tillandsia utriculata........................................................... 14: 60Tillaea ...........................................................................................25: 2-3Tissue cultureChecklist of tissue cultured spp. ...................................10: 47-48Glucose v. sucrose carbon source .................................25: 33-36Technique without use of plant growth regulators .......25: 33-36Adenia globosa................................................................... 10: 41Adenia goetzei...............................................................24: 61-65Adenium spp....................................................................... 10: 43Adromischus marianiae ..................................................... 10: 40Agave ×arizonica ............................................................... 10: 36Agave cantala..................................................................... 10: 36Agave fourcroydes .................................................10: 36; 13: 39Agave sisalana .................................................10: 36; 13: 38, 39Agave tequilana .....................................................10: 36; 13: 39Alluaudia dumosa .............................................................. 10: 43Aloe buhrii ......................................................................... 10: 38Aloe calcairophila.........................................................25: 33-36Aloe ferox........................................................................... 10: 37Aloe juvenna................................................................. 13: 38, 39Aloe patersonii..............................................................10: 37-38Aloe polyphylla .................................................10: 38; 25: 33-36Aloe pretoriensis ................................................................ 10: 37Aloe vera ....................................................10: 37; 13: 39; 25: 35Aloe volkensii............................................................... 13: 38, 39Aloe spp............................................................10: 37; 13: 38, 39Aloinopsis acuta................................................................. 10: 37Araujia sericofera .............................................................. 10: 39Arctotheca populifolia ....................................................... 10: 41Ariocarpus kotschoubeyanus ......................13: 39, 40; 24: 83-88Ariocarpus retusus..................................................10: 36, 85-88

Asclepias rotundifolia ........................................................ 10: 39Asclepias spp...................................................................... 10: 39Astroloba spp. .................................................................... 13: 39Astrophytum capricorne..................................................... 13: 39Astrophytum ornatum......................................................... 13: 39Aztekium ritteri....................................................... 13: 39, 40, 41Brighamia citrina var. napaliensis .................................... 10: 41Caralluma staintonii .......................................................... 10: 39Caralluma spp.................................................................... 10: 39Cephalocereus senilis ................................10: 35, 36; 13: 39, 41Cereus peruvianus ....................................................... 13: 39, 40Ceropegia armandii........................................................... 10: 39Ceropegia rendallii............................................................ 10: 39Ceropegia spp. ................................................................... 10: 39Chamaecereus silvestrii..................................................... 10: 36Chortolorion angolense ............................................... 13: 38, 39Conophytum igniflorum ..................................................... 10: 37Conophytum spp................................................................. 10: 37Coryphantha macromeris ............................................ 13: 39, 41Crassula argentea.............................................................. 10: 40Crassula sarcocaulis.......................................................... 10: 41Cryptostegia spp. ............................................................... 10: 39Decabelone spp............................................................. 10: 39,43Dinteranthus microspermus............................................... 10: 37Dregea spp......................................................................... 10: 39Echeveria elegans .............................................................. 10: 40Echinocactus grusonii........................................................ 13: 39Epiphyllum hyb. ................................................................. 10: 35Euphorbia antisyphilitica................................................... 10: 41Euphorbia handiensis ........................................................ 10: 41Euphorbia omariana.......................................................... 10: 41Euphorbia pulcherrima...................................................... 10: 41Euphorbia tannensis .......................................................... 10: 41Euphorbia tirucallii ........................................................... 10: 41Euphorbia spp.................................................................... 10: 41Ferocactus histrix .............................................................. 13: 39Frerea indica ............................................................... 10: 39, 40Furcraea gigantea ............................................................. 10: 37Gasteria baylissiana ...............................................13: 38-39, 40Gasteria beckeri........................................................... 13: 39, 40Gasteria croucheri............................................................. 10: 39Gasteria verrucosa............................................................. 10: 38Gasteria spp....................................................................... 10: 37Hatiora salicornioides ....................................................... 10: 35Haworthia comptoniana .............................................. 13: 39, 40Haworthia decipiens .................................................... 10: 38, 39Haworthia fasciata............................................................. 10: 38Haworthia maughanii ........................................................ 10: 39Haworthia mirabilis..................................................... 13: 39, 40Haworthia planifolia.......................................................... 10: 38

Haworthia truncata............................................................ 10: 39Haworthia turgida var. pallidifolia.................................... 10: 38Haworthia variegata.......................................................... 10: 38Haworthia spp..................................................10: 37, 38; 13: 39Hesperaloe parviflora.................................................. 13: 38, 39Hoodia spp.................................................................... 10: 39,43Hoya carnosa..................................................................... 10: 39Huernia spp........................................................................ 10: 39Hylocereus undatus...................................................... 13: 39, 41Ibatia spp. .......................................................................... 10: 39Idria columnaris................................................................. 10: 43Kalanchoe blossfeldiana...............................................10: 39-40Kalanchoe daigremontiana................................................ 10: 39Kalanchoe luciae ............................................................... 10: 41Kalanchoe spp. & cultivars.......................................... 10: 40, 41Kleinia saginata................................................................. 10: 41Lithops lesliei var. venteri.................................................. 10: 37Lithops pseudotruncatella.................................................. 10: 37Lithops spp......................................................................... 10: 37Mammillaria elongata ....................................................... 10: 35Mammillaria gracilis ....................................................10: 35-36Mammillaria haageana..........................................10: 35; 13: 39Mammillaria hahniana ...................................................... 13: 39Mammillaria huitzilopochtli ..................................10: 35; 13: 39Mammillaria mathildae ..................................................... 13: 39Mammillaria muehlenpfordtii............................................ 13: 39Mammillaria parkinsonii ................................................... 13: 39Mammillaria prolifera ....................................................... 10: 34Mammillaria san-angelensis............................10: 35; 13: 39, 40Mammillaria woodsii......................................................... 10: 35Mammillaria spp.......................................................... 10: 35, 36Mediocactus coccineus ................................................ 13: 39, 40Melocactus bellavistensis............................................. 13: 39, 40Mesembryanthemum crystallinum ...................10: 37; 13: 38, 39Mesembryanthemum floribundum ..................................... 10: 37Mesembryanthemum nodiflorum ................................. 13: 38, 39Monadenium reflexum ....................................................... 10: 41Nolina recurvata .......................................................... 13: 39, 41Opuntia dillenii .................................................................. 10: 34Opuntia echios var. gigantea ............................................. 10: 35Opuntia ficus-indica..................................................... 13: 39, 41Opuntia polyacantha.................................................... 10: 35, 36Opuntia spp........................................................................ 10: 35Pachycereus pringlei ......................................................... 10: 34Pachypodium saundersii.................................................... 10: 41Pachypodium spp............................................................... 10: 43Pediocactus spp. ................................................................ 10: 35Pergularia spp. .................................................................. 10: 39Pleiospilos dekenahii ................................................... 13: 38, 39Pleiospilos spp. .................................................................. 10: 37

Poellnitzia rubriflora ......................................................... 13: 39Polianthes tuberosa .........................................10: 37; 13: 38, 39Portulaca foliosa................................................................ 10: 41Portulaca grandiflora ........................................................ 10: 41Portulaca hyb..................................................................... 10: 41Pseudolithos spp. ......................................................... 10: 39, 43Rhytidocaulon sheilae........................................................ 10: 39Sansevieria trifasciata ....................................................... 10: 37Sclerocactus spp................................................................. 10: 35Sedum erythrostictum......................................................... 10: 40Sedum sieboldii .................................................................. 10: 40Sempervivum tectorum................................................. 13: 39, 41Senecio deflersii................................................................. 10: 41Senecio scottii .............................................................. 10: 41, 42Sesuvium verrucosum......................................................... 10: 37Seyrigia humbertii.............................................................. 10: 41Stapelia semota ............................................................ 13: 39, 40Stapelia spp........................................................................ 10: 39Stapeliopsis urniflora......................................................... 10: 39Strombocactus disciformis........................................... 13: 39, 40Sulcorebutia alba............................................................... 10: 35Toumeya spp. ..................................................................... 10: 35Trichocaulon dinteri .......................................................... 10: 39Trichocaulon marlothii ...................................................... 10: 39Trichocereus spachianus ................................................... 10: 34Tridentea pedunculata ....................................................... 10: 39Turbinicarpus laui ..........................................................21: 7-12Yucca elephantipes............................................................. 10: 37Yucca glauca....................................................10: 37; 13: 38, 39Yucca gloriosa ................................................................... 10: 37Yucca whipplei................................................................... 10: 37TitanopsisTitanopsis................24: 2-4, 10, 12, 14-19, 25, 27, 29-30, 32-34Titanopsis calcarea............ 24: 3-4, 5-7, 9, 12, 16, 17-19, 25, 29Titanopsis hugo-schlechteri... 24: 3-4, 7, 9-10, 12, 16, 17-19, 25Titanopsis schwantesii ................................................. 24: 12, 16TorreycactusTorreycactus [Thelocactus] ......................................... 18: 57, 60Torreycactus conothele [Thelocactus]......................... 18: 57, 62Torreycactus conothele var. argenteus [Thelocactus]....... 18: 63Torreycactus conothele var. aurantiacus [Thelocactus].... 18: 63ToumeyaToumeya [Sclerocactus]....................................................... 8: 93Toumeya klinkeriana [Turbinicarpus] ................................. 4: 20Toumeya krainziana [Turbinicarpus] ...........................4: 22(LT)Toumeya lophophoroides [Turbinicarpus] .......................... 4: 22Toumeya macrochele [Turbinicarpus]................................. 4: 20Toumeya macrochele var. schwarzii [Turbinicarpus schwarzii]4: 20Toumeya papyracantha [Sclerocactus]..................24: 79; 27: 38Toumeya pseudomacrochele [Turbinicarpus] ..................... 4: 22

Toumeya pseudomacrochele var. krainziana [Turbinicarpus]4: 22Toumeya schmiedickeana [Turbinicarpus].......................... 4: 19Toumeya schmiedickiana var. klinkeriana [Turbinicarpus klinkerianus] 4:20TrianthemaTrianthema.....................................25: 185; 27: 75, 84, 109, 111Trianthema portulacastrum ...........................25: 181; 27: 75, 77Trianthema sedifolia .....................................................27: 75-76TrichocaulonTrichocaulon delaetianum × T. ruschiana .......................... 6: 45Trichocaulon somaliense [Echidnopsis scutellata ssp. planiflora] 6: 19TrichocereusTrichocereus circumscription & classification .........1: 93-94, 95Trichocereus [Echinopsis] ................................................... 8: 91Trichocereus × Denmoza [×Trichomoza].......................... 19: 59Trichocereus atacamensis [Echinopsis]19: i, iv, 59-60, 62-63, 65-66Trichocereus atacamensis × Denmoza rhodacantha [×Trichomoza] 19: 59Trichocereus campos-portoi [Arthrocereus] ....................... 9: 85Trichocereus candicans [Echinopsis].................................. 5: 92Trichocereus damazioi [Schlumbergera microsphaerica]. 13: 79Trichocereus glaziovii [Arthrocereus]................................. 9: 85Trichocereus pasacana [Echinopsis atacamensis] ............ 19: 59TrichodiademaTrichodiadema .... 23: 105-116; 25: 181; 27: 91, 95-96, 109, 116Trichodiadema bladder cells.............................................. 15: 14Trichodiadema delimitation..........................................15: 13-27Trichodiadema diadems..........................................15: 15, 16-20Trichodiadema flowers .................................................15: 22-23Trichodiadema fruits.......................................................... 15: 26Trichodiadema attonsum ....................................... 15: 18, 25, 26Trichodiadema aureum...................................................... 15: 24Trichodiadema barbatum.............................5: 12; 15: 13, 17, 24Trichodiadema bulbosum [intonsum]15: 20, 24; 21: 95, 97, 100-101, 103, 105Trichodiadema burgeri ................................................ 15: 24, 26Trichodiadema calvatum ................................................... 15: 25Trichodiadema concinnum [intonsum]15: 19, 24; 21: 95, 97, 100, 103, 105Trichodiadema decorum ....... 15: 24; 21: 101-102, 103-104, 105Trichodiadema densum........................15: 15, 18, 24, 26; 26: 45Trichodiadema emarginatum............................................. 15: 24Trichodiadema fergusoniae ......................................... 15: 25, 26Trichodiadema fourcadei...............................15: 18, 25; 21: 101Trichodiadema gracile....................................................... 15: 25Trichodiadema gracile var. piliferum................................ 15: 18Trichodiadema hallii.................................................... 15: 15, 24Trichodiadema hirsutum.................................................... 15: 24Trichodiadema imitans ................................................ 15: 18, 25Trichodiadema inornata .................................................. 18: 106Trichodiadema intonsum ................... 15: 24; 21: 93-106; 27: 91Trichodiadema intonsum var. intonsum...... 21: 94(LT), 100-101Trichodiadema introrsum 15: 22, 24; 21: 99, 102, 103, 104, 105

Trichodiadema littlewoodii................................................ 15: 24Trichodiadema marlothii ................................................... 15: 24Trichodiadema mirabile............................................... 15: 15, 24Trichodiadema obliquum........................................... 15: 24; 107Trichodiadema occidentale.......................................... 15: 25, 26Trichodiadema olivaceum.................................................. 15: 24Trichodiadema orientale15: 23, 24; 21: 95, 96, 98-99, 101, 103, 104-106Trichodiadema peersii .................................15: 24; 23: 109, 110Trichodiadema pomeridianum............................... 15: 15, 24, 26Trichodiadema pygmaeum................................................. 15: 25Trichodiadema rogersiae....................................... 15: 15, 19, 24Trichodiadema rupicola..................................................... 15: 24Trichodiadema ryderae................................................ 15: 15, 24Trichodiadema schimperi [Delosperma] ........................... 26: 61Trichodiadema setuliferum ................................................ 15: 24Trichodiadema stayneri ..................................................... 15: 24Trichodiadema stellatum [barbatum] .................................. 5: 12Trichodiadema cf. stellatum ............................................ 27: 103Trichodiadema strumosum...................................15: 25; 25: 179Trichodiadema tenue [Delosperma neethlingiae] ... 23: 111, 113×Trichomoza×Trichomoza nothogen.n.[Trichocereus × Denmoza] ....... 19: 59×Trichomoza roseiflora nothosp.n. [Trichocereus atacamensis × Denmozarhodacantha]..........................................19: 59, 62, 63-64, 65-66TridenteaTridentea (gen.)...................................................................... 8: 2Trixis cacaliodes .......................................................................... 25: 107TromotricheTromotriche engleriana × Stapelia asterias ........................ 8: 38Tromotriche pruinosa [Quaqua].......................................... 1: 74TunasTunas fragilis [Opuntia] .................................................. 15: 108Tunas polyacantha [Opuntia] .......................................... 19: 104TunillaTunilla [Airampoa] ..........................................24: 96, 98; 27: 55Tunilla corrugata [Airampoa] .....................21: 127; 24: 94, 100Tunilla picardoi [Airampoa]............................................ 19: 101TurbinicarpusTurbinicarpus..................................................................... 24: 81Turbinicarpus amplification ...........................................9: 91-92Turbinicarpus [infrag. Neolloydia]...................................... 8: 94Turbinicarpus beguinii comb.n.4: 10, 17, 18; 15: 79, 81-82; 19: 19-23, 24-25,26Turbinicarpus beguinii ssp. hintoniorum......... 19: 43, 46, 48, 49Turbinicarpus flaviflorus ............................................... 4: 20, 23Turbinicarpus gautii comb.n. .............................9: 91; 15: 81-82Turbinicarpus gielsdorfianus......................................... 4: 15, 23Turbinicarpus gracilis ......................................................... 4: 19Turbinicarpus gracilis ssp. dickisoniae ......................... 4: 20, 23Turbinicarpus horripilus................................................ 4: 17, 23

Turbinicarpus klinkerianus...........................................4: 20(LT)Turbinicarpus knuthianus ............................4: 10, 19, 23; 24: 76Turbinicarpus krainzianus................................................... 4: 22Turbinicarpus laui ....................................4: 11, 22, 23; 21: 7-12Turbinicarpus lophophoroides....................................... 4: 22, 23Turbinicarpus macrochele............................................. 4: 20, 23Turbinicarpus macrochele var. schwarzii [schwarzii]......... 4: 20Turbinicarpus mandragora comb.n.4: 14, 23; 9: 92; 18: i, 4-44; 19: 19-52Turbinicarpus mandragora ssp. beguinii [beguinii]19: 19-23, 24-25, 26, 49,50, 51Turbinicarpus mandragora ssp. booleanus19: 21, 40-41, 42-43, 47, 49, 50, 51Turbinicarpus mandragora ssp. mandragora19: 21, 23, 26-34, 49, 50, 51Turbinicarpus mandragora ssp. pailanus19: 21, 25, 43, 44-45, 47, 49, 50, 51Turbinicarpus mandragora ssp. subterraneus [subterraneus]19: 21, 26, 32-33,34-35, 38, 49, 50, 51Turbinicarpus mandragora ssp. zaragosae [zaragosae]19: 21, 36-37, 38-39,42, 47, 49, 50, 51Turbinicarpus polaskii [macrochele]................................... 4: 20Turbinicarpus pseudomacrochele............................ 4: 10, 22, 23Turbinicarpus pseudomacrochele var. krainzianus....... 4: 22, 23Turbinicarpus pseudopectinatus.............................. 4: 10, 15, 18Turbinicarpus roseiflorus .................................................... 4: 11Turbinicarpus saueri...........................................4: 10, 17-18, 23Turbinicarpus schmiedickianus .........................4: 19, 26; 24: 76Turbinicarpus schmiedickianus var. dickisoniae [gracilis var. dickisoniae] 4:20Turbinicarpus schmiedickianus var. flaviflorus [flaviflorus]4: 20Turbinicarpus schmiedickianus var. gracilis [gracilis]....... 4: 19Turbinicarpus schmiedickianus var. klinkerianus [klinkerianus]4: 20Turbinicarpus schmiedickianus var. macrochele [macrochele]4: 20Turbinicarpus schmiedickianus var. schmeidickianus......... 4: 19Turbinicarpus schmiedickianus var. schwarzii [schwarzii].4: 20Turbinicarpus schwarzii ................................................ 4: 20, 23Turbinicarpus schwarzii ssp. klinkerianus .......................... 4: 20Turbinicarpus subterraneus comb.n.4: 13-14, 23; 9: 92(LT); 19: 21, 26, 32-33, 34-35, 38Turbinicarpus valdezianus................................. 4: 10, 14, 18, 28Turbinicarpus viereckii.................................................. 4: 15, 23Turbinicarpus viereckii ssp. major ...................................... 4: 15Turbinicarpus ysabelae............................................4: 11; 24: 76Turbinicarpus zaragosae ...... 4: 14; 19: 21, 36-37, 38-39, 42, 47TylecodonTylecodon buchholtzianus................................ 22: 132, 134, 137Tylecodon ellaphieae ......................................................... 13: 24Tylecodon scandens ........................................................... 15: 72Tylecodon tenuis .......................................................... 15: 69, 72Tylecodon tribblei sp.n..................................................15: 68-72Tylecodon viridiflorus........................................................ 13: 24UebelmanniaUebelmannia, annotated dictionary entry..4: 73; 8: 92, 101, 102

Uebelmannia, classification........................................... 7: 20, 34Uebelmannia pectinifera var. horrida ................................. 7: 23UrgineaUrginea maritima............................................................... 27: 19Ursopuntia n.inval.Ursopuntia textoris n.inval. [Tephrocactus weberi].......... 23: 57Ursopuntia textoris var. deminutus n.inval. [Tephrocactus weberi var.] 23:58Ursopuntia textoris var. dispar n.inval. [Tephrocactus weberi]23: 58Ursopuntia textoris var. setigera n.inval. [Tephrocactus weberi]23: 58UrticaUrtica ficifolia [Obetia] ..................................................... 22: 44UtahiaUtahia [Pediocactus] ........................................................... 8: 93VanheerdeaVanheerdia...................24: 2, 4, 11, 14-17, 19, 26, 27, 29, 32-33Vanheerdea revision .......................................................10: 5-16Vanheerdea L.Bolus ex H.E.K.Hartmann gen.n................ 10: 15Vanheerdea L.Bolus n.inval. ............................................. 10: 15Vanheerdea angusta (L.Bolus) L.Bolus n.inval. [roodiae]10: 15Vanheerdea divergens (L.Bolus) L.Bolus n.inval. [roodiae]10: 15Vanheerdea primosii (L.Bolus) L.Bolus............................ 10: 15Vanheerdea primosii (L.Bolus) H.E.K.Hartmann comb.n.10: 5, 6, 8, 14, 15,16; 24: 3-4, 8, 9-10, 17-19, 26, 33-34Vanheerdea roodiae H.E.K.Hartmann comb.n.10: 5, 7, 9-11, 14, 15-16; 24: 2,33Vanheerdea roodiae (N.E.Br.) L.Bolus n.inval................. 10: 15VatricaniaVatricania [Espostoa] .......................................................... 8: 91Vatricania guentheri [Espostoa].....17: 28, 29, 31, 32, 33, 34-37VirchowiaVirchowia [Echidnopsis]........................................................ 6: 7Virchowia africana n.nud. [Echidnopsis virchowii]............ 6: 13VlokiaVlokia ................................................................................. 26: 29WeberbauerocereusWeberbauerocereus .........................................24: 79; 25: 53, 60Weberbauerocereus, annotated dictionary entry .......4: 72; 8: 90Weberbauerocereus fasicularis ......................................... 25: 73Weberbauerocereus johnsonii ......................................... 25: 121Weberbauerocereus longicomus...................................... 25: 123Weberbauerocereus weberbaueri [Haageocereus] ............. 5: 92Weberbauerocereus winterianus ....................................... 27: 42×Weberbostoa× Weberbostoa nothogen.n. [Espostoa × Weberbauerocereus]12: 6Weberiopuntia n.inval.Weberiopuntia weberi n.inval. [Tephrocactus] ................. 23: 57WeberocereusWeberocereus, annotated dictionary entry.................4: 69; 8: 89Weberocereus, nomenclature............................................... 5: 94

×Weinganopsis×Weinganopsis nothogen.n. [Echinopsis × Weingartia].12: 3, 6WeingartiaWeingartia [Rebutia] ........................................................... 8: 91Weingartia fidana (“fidaiana”) [Rebutia] ............................ 5: 94Weingartia neocumingii [Rebutia]....................................... 5: 94Weingartia neumanniana [Rebutia]..................................... 5: 94WerkleocereusWerkleocereus [Weberocereus] ........................................... 8: 89White-sloaneaWhite-sloanea migiurtinus [Pseudolithos]...............8: 36; 22: 40WigginsiaWigginsia horstii [Parodia neohorstii]................................ 5: 93WilcoxiaWilcoxia nerispina n.inval. [Echinocereus schmollii] ......... 7: 75Wilcoxia tamaulipensis [Echinocereus poselgeri]............... 7: 75WilmatteaWilmattea [Hylocereus] ....................................................... 8: 89WinteriaWinteria Ritter non Murray [Cleistocactus] ........................ 8: 91Winteria aureispina n.illeg. [Cleistocactus winteri] 5: 92; 6: 100WinterocereusWinterocereus [Cleistocactus]............................................. 8: 91Winterocereus aureispinus [Cleistocactus winteri]............. 5: 92Wisteria sinensis .......................................................................... 27: 121WittiaWittia Schum. non Pantocsek [Disocactus]......................... 8: 89WittiocactusWittiocactus [Disocactus] .................................................... 8: 89XeniaXenia [Grahamia] .................................................... 12: 107, 108Xenia vulcanensis [Grahamia] ........................................ 12: 108XerophytaXerophyta dasylirioides ..................................................... 13: 56YaviaYavia cryptocarpa.................................................. 24: 76, 78, 81YuccaYucca.................................................................................... 25: 3Yucca glauca.................................................................... 21: 125Yucca gloriosa ................................................................... 21: 37YungasocereusYungasocereus [Haageocereus]........................................... 8: 90ZaleyaZaleya pentandra ......................................................... 27: 75, 78ZehntnerellaZehnterella [Facheiroa]....................................................... 8: 91ZeuktophyllumZeuktophyllum...................................................16: 87-88; 26: 29Zeuktophyllum calycinum comb.n. ...................16: 72, 87, 88-89Zeuktophyllum suppositum..................................... 16: 87, 88, 89

ZygocactusZygocactus [Schlumbergera] ............................................... 8: 92Zygocactus altensteinii [Schlumbergera truncata]............ 13: 79Zygocactus candidus [Schlumbergera microsphaerica].... 13: 79Zygocactus delicatus [Schlumbergera truncata] ............... 13: 79Zygocactus microsphaericus n.inval. [Schlumbergera]..... 13: 79Zygocactus obtusangulus [Schlumbergera microsphaerica]13: 79Zygocactus opuntioides [Schlumbergera].......................... 13: 79Zygocactus truncatus [Schlumbergera] ............................. 13: 79ZygophyllumZygophyllum......................................................................... 25: 3

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