Understorey trees in evergreen forests between 500 and 2100 m.
Excoecaria oppositifolia crenulata (Wight) Chakrab. & M.Gangop.
🗒 Synonyms
synonym | Excoecaria crenulata Wight |
synonym | Excoecaria robusta Hook.f. |
🗒 Common Names
Malayalam |
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📚 Overview
Summary
B. R. Ramesh, N. Ayyappan, Pierre Grard, Juliana Prosperi, S. Aravajy, Jean Pierre Pascal, The Biotik Team, French Institute of Pondicherry.
Attributions | B. R. Ramesh, N. Ayyappan, Pierre Grard, Juliana Prosperi, S. Aravajy, Jean Pierre Pascal, The Biotik Team, French Institute of Pondicherry. |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Description
Habit: Shrub/Tree
G. Renu, Sanjana Julias Thilakar, D. Narasimhan, Centre for Floristic Research, Department of Botany, Madras Christian College, Tambaram
Attributions | G. Renu, Sanjana Julias Thilakar, D. Narasimhan, Centre for Floristic Research, Department of Botany, Madras Christian College, Tambaram |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Trees, upto 8 m high; branchlets 3-7 mm thick, flattened or angled when young, terete in age, brown. Leaves simple, opposite; stipules minute, inter petiolar, 15 mm long, lanceolate; petiole 5-30 mm long, stout, grooved above, glabrous; lamina 8-20 x 2-4.5 cm, oblong-lanceolate, oblanceolate, elliptic or obovate, base acute or obtuse, apex acuminate, apiculate or subacute, margins shallowly crenate-serrate, dentate or entire, coriaceous, glabrous, glossy above; lateral nerves, 10-22 pairs, slender, parallel, prominent; intercostae reticulate, prominent. Flowers unisexual, yellowish-green; bracteoles with large glands on either side; male flowers: in terminal and axillary 3.5-18 cm long spikes; bracts 1.5-2 x 0.8-2 mm, broadly ovate, deltoid, triangular, suborbicular or flabellate, denticulate to entire; tepals 3, 1-1.5 x 0.8-1.3 mm, broadly ovate, ovate-oblong or suborbicular, dentate or erose or occasionally subentire; stamens 2-3, 1.5-2 mm long, anthers 0.5-1 mm across, basifixed; female flowers: in axillary or terminal 1-3 flowered clusters; bracts 1-2 x 1-2.5 mm, broadly triangular to deltoid or suborbicular, entire to erose; pedicel 1-5 mm long; tepals 3, 2-3.5 x 1.5-3 mm, broadly ovate to triangular, lanceolate to entire; ovary superior, 1.5-2 mm across, subglobose, 3-celled, ovules 1 in each cell; styles 3, 3-7 mm long, simple or occasionally shortly bifid above; basal column 1-2 mm long. Fruit a capsule 1-3 cm across, somewhat depressed, shallowly or sometimes deeply 3 lobed, seeds globose.
Dr. N Sasidharan (Dr. B P Pal Fellow), Kerala Forest Research Institute, Peechi
Attributions | Dr. N Sasidharan (Dr. B P Pal Fellow), Kerala Forest Research Institute, Peechi |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Petiole and leaf insertion
Inflorescence - female flowers
Fruit insertion
Leaf upper side
Leaf upper side
Inflorescence - male flowers
Habit
Trees up to 5 m tall.
Branches and Branchlets
Branchlets terete, glabrous.
Exudates
Latex white, profuse.
Leaves
Leaves simple, opposite, decussate; stipule caducous; petiole 0.7-1 cm long, planoconvex in cross section, glabrous; lamina up to 15.2 x 3.8 cm, oblanceolate to elliptic-lanceolate, chartaceous, apex acuminate, base acute, margin crenulate; secondary nerves 10-16 pairs; tertiary nerves distantly obliquely percurrent.
Inflorescence / Flower
Flowers unisexual, dioecious; male flowers in slender axillary spikes, ca. 5 cm long; female few flowered axillary racemes.
Fruit and Seed
Capsule, trilobed; seeds 3 subglobose.
B. R. Ramesh, N. Ayyappan, Pierre Grard, Juliana Prosperi, S. Aravajy, Jean Pierre Pascal, The Biotik Team, French Institute of Pondicherry.
Attributions | B. R. Ramesh, N. Ayyappan, Pierre Grard, Juliana Prosperi, S. Aravajy, Jean Pierre Pascal, The Biotik Team, French Institute of Pondicherry. |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
No Data
📚 Nomenclature and Classification
📚 Natural History
Ecology
Understorey trees in evergreen forests between 500 and 2100 m.
B. R. Ramesh, N. Ayyappan, Pierre Grard, Juliana Prosperi, S. Aravajy, Jean Pierre Pascal, The Biotik Team, French Institute of Pondicherry.
Attributions | B. R. Ramesh, N. Ayyappan, Pierre Grard, Juliana Prosperi, S. Aravajy, Jean Pierre Pascal, The Biotik Team, French Institute of Pondicherry. |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Miscellaneous Details
Notes: Western Ghats, Moist Deciduous to Evergreen Forests
G. Renu, Sanjana Julias Thilakar, D. Narasimhan, Centre for Floristic Research, Department of Botany, Madras Christian College, Tambaram
Attributions | G. Renu, Sanjana Julias Thilakar, D. Narasimhan, Centre for Floristic Research, Department of Botany, Madras Christian College, Tambaram |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
No Data
📚 Habitat and Distribution
General Habitat
Evergreen and shola forests
Dr. N Sasidharan (Dr. B P Pal Fellow), Kerala Forest Research Institute, Peechi
Attributions | Dr. N Sasidharan (Dr. B P Pal Fellow), Kerala Forest Research Institute, Peechi |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Description
Global Distribution
Peninsular India and Sri Lanka
Indian distribution
State - Kerala, District/s: Palakkad, Idukki, Malappuram, Kannur, Thiruvananthapuram
Dr. N Sasidharan (Dr. B P Pal Fellow), Kerala Forest Research Institute, Peechi
Attributions | Dr. N Sasidharan (Dr. B P Pal Fellow), Kerala Forest Research Institute, Peechi |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Peninsular India and Sri Lanka; in the Western Ghats- South and Central Sahyadris.
B. R. Ramesh, N. Ayyappan, Pierre Grard, Juliana Prosperi, S. Aravajy, Jean Pierre Pascal, The Biotik Team, French Institute of Pondicherry.
Attributions | B. R. Ramesh, N. Ayyappan, Pierre Grard, Juliana Prosperi, S. Aravajy, Jean Pierre Pascal, The Biotik Team, French Institute of Pondicherry. |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Kerala: Idukki, Kannur,Malapuram, Palakkad
Tamil Nadu: Coimbatore, Dindigul , Nilgiri, Tirunelveli, Vellore, Virudhunagar
G. Renu, Sanjana Julias Thilakar, D. Narasimhan, Centre for Floristic Research, Department of Botany, Madras Christian College, Tambaram
Attributions | G. Renu, Sanjana Julias Thilakar, D. Narasimhan, Centre for Floristic Research, Department of Botany, Madras Christian College, Tambaram |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
No Data
📚 Occurrence
No Data
📚 Demography and Conservation
📚 Uses and Management
📚 Information Listing
References
- Flora of Tamil Nadu, VOL. II, 1987, Balasubramanian 1972
- Excoecaria crenulata Wight, Ic. t. 1865. 1852; Hook. f., Fl. Brit. India 5: 473. 1888; Gamble, Fl. Pres. Madras 1345(941). 1925; Manilal, Fl. Silent Valley 250. 1988; Ramach. & V.J. Nair, Fl. Cannanore Dist. 417. 1988; Vajr., Fl. Palghat Dist. 429. 1990; Swarup. et al., Shola For. Kerala 48. 1998; Sivar. & Mathew, Fl. Nilambur 621. 1997; Sasidh., Fl. Periyar Tiger Reserve 372. 1998.
- Excoecaria bantamensis Muell.-Arg., Linnaea 32: 124. 1863 & in DC., Prodr. 15: 1219. 1866.
- Excoecaria robusta Hook. f., Fl. Brit. India 5: 474. 1888; Gamble, Fl. Pres. Madras 1345(941). 1925; Sasidh., Fl. Periyar Tiger Reserve 372. 1998; Sasidh., Fl. Chinnar WLS 284. 1999.
- Excoecaria oppositifolia Griff. var. crenulata (Wight) Chakrab. & Gangop., Journ. Econ. Tax. Bot. 18: 208. 1994; Sasidh., Fl. Parambikulam WLS 290. 2002; N.P.Balakr. & Chakrab., Fam. Euphorbiaceae India 291. 2007.
Information Listing > References
- Flora of Tamil Nadu, VOL. II, 1987, Balasubramanian 1972
- Excoecaria crenulata Wight, Ic. t. 1865. 1852; Hook. f., Fl. Brit. India 5: 473. 1888; Gamble, Fl. Pres. Madras 1345(941). 1925; Manilal, Fl. Silent Valley 250. 1988; Ramach. & V.J. Nair, Fl. Cannanore Dist. 417. 1988; Vajr., Fl. Palghat Dist. 429. 1990; Swarup. et al., Shola For. Kerala 48. 1998; Sivar. & Mathew, Fl. Nilambur 621. 1997; Sasidh., Fl. Periyar Tiger Reserve 372. 1998.
- Excoecaria bantamensis Muell.-Arg., Linnaea 32: 124. 1863 & in DC., Prodr. 15: 1219. 1866.
- Excoecaria robusta Hook. f., Fl. Brit. India 5: 474. 1888; Gamble, Fl. Pres. Madras 1345(941). 1925; Sasidh., Fl. Periyar Tiger Reserve 372. 1998; Sasidh., Fl. Chinnar WLS 284. 1999.
- Excoecaria oppositifolia Griff. var. crenulata (Wight) Chakrab. & Gangop., Journ. Econ. Tax. Bot. 18: 208. 1994; Sasidh., Fl. Parambikulam WLS 290. 2002; N.P.Balakr. & Chakrab., Fam. Euphorbiaceae India 291. 2007.
No Data
🐾 Taxonomy
Root | Root |
Kingdom | Plantae |
Phylum | Tracheophyta |
Class | Equisetopsida C. Agardh |
Order | Malpighiales Juss. ex Bercht. & J. Presl |
Family | Euphorbiaceae |
Genus | Excoecaria |
Species | Excoecaria oppositifolia Griff. |
Infraspecies | Excoecaria oppositifolia crenulata (Wight) Chakrab. & M.Gangop. |
📊 Temporal Distribution
📷 Related Observations