. The Bryologist. Mosses; Liverworts; Lichens; Botany; Bryology. — 6 — the stems and branches, and grows in loose wide mats. Its spores mature much later, July-September. Drummondia has the general appearance of an Orthotrichum with an exserted capsule, but it grows on trees only. O. PoRTERi Aust. and O. Lescurii Aust. are our only other rock- inhabiting forms, at least the only ones at all likely to be met with. They have usually been treated as varieties of O. cupulatum Hoffm., but both Dr.. Plate II.—Orthotricum anomalum (Bry. Eur. PI. 210). Figs. 2, 3, 4 and 5—Leaves; x and indicate where

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. The Bryologist. Mosses; Liverworts; Lichens; Botany; Bryology. — 6 — the stems and branches, and grows in loose wide mats. Its spores mature much later, July-September. Drummondia has the general appearance of an Orthotrichum with an exserted capsule, but it grows on trees only. O. PoRTERi Aust. and O. Lescurii Aust. are our only other rock- inhabiting forms, at least the only ones at all likely to be met with. They have usually been treated as varieties of O. cupulatum Hoffm., but both Dr.. Plate II.—Orthotricum anomalum (Bry. Eur. PI. 210). Figs. 2, 3, 4 and 5—Leaves; x and indicate where the sections jx and 3x' were made. Fig. 11—Vaginula. Fig. 8—Deoperculate capsule and seta. Fig. 12—Peristome highlyjmagnified; the tooth at the left has been redraw n to show the lamellae of the preperistome.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Grout, A. J. (Abel Joel), b. 1867; Smith, Annie Morrill; Jennings, Otto Emery, 1877-; American Bryological and Lichenological Society; American Bryological Society. St. Louis, Mo. [etc. ] American Bryological and Lichenological Society