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Vernonia travancorica
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Family:
ASTERACEAE/COMPOSITAE
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Citation: Vernonia travancorica Hook. f., Fl. Brit. India 3: 240. 1881; Gamble, Fl. Pres. Madras 673(473). 1921; Mohanan, Fl. Quilon Dist. 236. 1984; M. Mohanan & Henry, Fl. Thiruvanthapuram 270. 1994; Sasidh., Fl. Shenduruny WLS 182. 1997; Uniyal in Hajra et al., Fl. India 13: 391. 1995; Sasidh., Fl. Periyar Tiger Reserve 214. 1998; Mohanan & Sivad., Fl. Agasthyamala 397. 2002.
Vernonia volkameriaefolia sensu Bedd., Fl. Sylv. t. 225. 1872 non DC. 1836.
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Malayalam Name(s):
Karana, Thempu
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Tamil name(s):
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English name(s):
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Description:
Trees; to 6 m high; bark grey or greyish-brown with narrow vertical fissures; blaze dull yellow with black streaks; branchlets pubescent. Leaves simple, alternate, estipulate; petiole 6-25 mm, stout, pubescent, grooved above; lamina 5-24 x 2.5-10 cm; obovate or elliptic-oblanceolate; base cuneate or attenuate; apex obtuse or obtusely acute, margin entire, undulate or distantly dentate towards distal end, glabrous, chartaceous; lateral nerves 4-8 pairs, regular, pinnate, ascending, prominent; intercostae reticulate. Flowers bisexual, pink, head homogamous of 4-6 florets, in terminal subpyramidal panicles; outer bracts orbicular, obtuse, hairy; inner bracts 7 x 2.5 mm, oblong, obtuse, glabrous; calyx tube adnate to the ovary, limb of long copious pappus; corolla 10 mm long, tubular, pink, lobes 5, glabrous; stamens 5, inserted within the corolla tube, filaments free, anthers basifixed, connate, connective produced upwards, anthers obtusely auricled at base; ovary 1-celled, ovule solitary, erect, style arms yellowish-brown, puberulous. Fruit an achene, 10-ribbed, ribs prominent with yellow glands between; pappus similar, 9-10 mm long, setaceous, white, bent at base.
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Habit:
Tree
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Flowering & Fruiting:
February-July
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District(s):
Kollam, Idukki, Thiruvananthapuram
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Medicinal:
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Habitat:
Evergreen forests and grasslands
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Distribution:
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):
Violet
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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:
Western Ghats
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IUCN status:
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Altitude:
1000-1400
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Localities:
Rosemala, Pandimotta, Pachapallam, Mullayar, Agastyarkudam, Ponmudi, Chemungi, Athirumala
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