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Thunbergia bicolor
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Family:
ACANTHACEAE
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Citation: Thunbergia bicolor (Wight) Manilal & Suresh, Journ. Econ. Tax. Bot. 5: 421. 1984; Manilal, Fl. Silent Valley 212. 1988.
Schmiedia bicolor Wight, Ic. t. 1848. 1852.
Thunbergia wightiana Anders., J. Linn. Soc. Bot. 9: 448.1867; Hook. f., Fl. Brit. India 4:393.1884; Gamble, Fl. Pres. Madras 1008(708). 1924.
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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:
Climbing subshrubs. Leaves opposite, up to 18 x 10 cm, ovate-deltoid, acuminate, truncate or rounded at base, palmately veined, crenate. Flowers in axillary pendent racemes; bracts conspicuous, 2-2.5 cm across, cordate-orbicular, upper half orange red, lower half pale yellow. Calyx an entire or slightly crenulate ring. Corolla bluish, conspicuous, the tube cylindric or ventricose, curved, the limb oblique; lobes 5, twisted to the left in bud. Stamens 4, didynamous, inserted near the base of the corolla-tube; anthers 2-celled, glabrous with a long spur to each cell; Ovary 2-celled; ovules 2 in each cell. Fruit a capsule, globose below, suddenly narrowed to a barren sword-shaped beak; seeds 2 in each cell, globose.
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Habit:
Climber
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Flowering & Fruiting:
November-January
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District(s):
Palakkad, Idukki
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Medicinal:
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Habitat:
Shola 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):
Blue
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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:
Critically Endangered (CR)
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Altitude:
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Localities:
Walakkad, North Walakkad
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