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Sida unicornis
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Family:
MALVACEAE
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Citation: Sida unicornis Marais, Kew Bull. 38: 42. 1983; Santhosh et al., Rheedea 11: 55. 2001.
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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:
Erect branched under shrubs to 1.5 m tall; stem terete, green and purplish, minutely pubescent with short stellate hairs. Leaves alternate, 2-7 x 0.5-2 cm, elliptic-rhomboid or narrowly obovate, rounded to truncate at base, acute at apex, crenate-serrate and entire towards the base, lateral nerves 3-5 pairs, shortly 3-nerved at base, green and glabrous above, pale beneath, cinereous with short stellate hairs; petiole to 0.6 cm long, minutely pubescent, shortly pulvinate at both ends; stipules up to 7 mm long, linear, 1-nerved. Flowers axillary, solitary; pedicels to 1.5 cm long in flower, to 3 cm in fruit, sparsely stellately hairy, articulate above the middle. Calyx 5-7 mm diameter campanulate, 10-ribbed at base, stellately pubescent, 5-lobed, lobes 3-mm long, triangular, apex acute-acuminate, glabrous within. Petals pale yellow, 8-10 x 6-7 mm, obliquely obovate, truncate or cuneate at base, shortly hairy without and glabrous within, stellate-hairy at base. Staminal column to 3.5 mm long, stellate -pubescent, antheriferous at apex. Ovary 2 mm in diameter conical, glabrous; style 8-10; stigma capitate. Mericarp 8-10 (-11), 5 x 3 mm, enclosed in calyx, trigonous with acute angles, pale, distinctly and transversely rugose on sides and back, apex beaked with a single awn, stellately hairy; seeds to 2 mm long, black, smooth, minutely hairy at hilum.
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Habit:
Shrub
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Flowering & Fruiting:
Throughout the year
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District(s):
Thiruvananthapuram
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Medicinal:
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Habitat:
Growing along roadsides and open places of deciduous forests
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Distribution:
Native of Mauritius, naturalised in India
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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):
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Weed:
No
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Monocot/Dicot:
Dicotyledonous Plants
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Exotic:
Yes
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Garden:
No
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Edible:
No
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Vegetable:
No
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Endemic to:
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IUCN status:
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Altitude:
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Localities:
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