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Hedyotis devicolamensis
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Family:
RUBIACEAE
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Citation: Hedyotis devicolamensis Deb & Dutta, Journ. Bombay Nat. Hist. Soc. 82: 619. 1985; Dutta & Deb, Taxonomic Revision Hedyotis 76. 2004.
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Malayalam Name(s):
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Tamil name(s):
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English name(s):
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Description:
Shrubs or undershrubs, 1-2 m in height, branching above; stem obtusely angular, often with prominent ridges, grooved, compressed above, glabrous. Leaves 2.2-11 x 0.9-3.5 cm, ovate or elliptic-lanceolate, obtuse, acute or acuminate at apex, attenuate at base, sometimes revolute at margin, coriaceous, pale green or yellowish when dry, glabrous except pubescence along margin in young leaves; lateral nerves 5-7 pairs, oblique, usually strong; petiole 3-10 mm long; stipules 2.5-4 x 7-10 mm, pectinately elongating, with 7-11 bristles, pubescent to glabrous, glandular black at apex. Inflorescence terminal and axillary peduncled panicle of umbellate cymes, 1-7 x 2-5 cm, branches trichotomous or whorled, close, leafy, glabrous. Flowers 7-8 mm long, heterostylous; bracts foliaceous, 0.8-1 x 0.5-0.8 cm, lanceolate; bracteoles small, 0.5-1 mm long, fimbriate; pedicel 0.5-1 mm long. Hypanthium ovoid, 1-1.5 mm long, calyx limb 0.5-1 mm long; lobes 4, 2-3 x 1-1.5 mm, linear-lanceolate, acute, membranous, sparsely pubescent along the margin, dense rhaphides present all over. Corolla broadly tubular, usually with reflexed lobes, white or white with purple pigments or pale violet; tube 3.5-4 mm x 2-2.5 mm, often as long as the calyx lobes; lobes 2-3 mm x 1-1.5 mm oblong, acute, incurved, beaked at apex, puberulous outside, minute pubescent inside, dense pubescent at throat. Stamens 4, inserted or exserted; filaments 0.3-0.5 mm or 1-1.5 mm long, adnate to sinus of corolla lobes; anthers linear, 1.5-1.9 mm long. Ovary 0.7- 1 mm long, ovules many; styles 3-3.5 mm or 7-8 mm long, glabrous; stigma bilobed, 0.5-1 mm long; subglobose, fleshy, papillose. Capsule 5-6 x 2.5 mm, subglobose to oblong, crustaceous, glabrous. Seeds 10-20, angular or planoconvex, narrowly winged, 0.8-1 x 0.5-0.6 mm, testa reticulate, brownish.
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Habit:
Shrub
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Flowering & Fruiting:
January-September
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District(s):
Idukki
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Medicinal:
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Habitat:
Semi-evergreen forests
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Distribution:
Southern Western Ghats
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Aquatic:
No
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Epiphyte(s):
No
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Saprophyte:
No
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Stem parasite:
No
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Root parasite:
No
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Flower colour(s):
White, Purple
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Weed:
No
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Monocot/Dicot:
Dicotyledonous Plants
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Exotic:
No
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Garden:
No
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Edible:
No
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Vegetable:
No
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Endemic to:
Southern Western Ghats
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IUCN status:
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Altitude:
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Localities:
Devicolam
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