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Crotalaria longipes
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Family:
FABACEAE/LEGUMINOSAE (Subfam.: Papilionoideae)
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Citation: Crotalaria longipes Wight & Arn., Prodr. 181. 1834; Hook. f., Fl. Brit. India 2: 76. 1876; Gamble, Fl. Pres. Madras 298(210). 1918; Ansari, Crotalaria India 232. 2008.
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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, up to 3 m high; stems copiously, paniculately branched in upper portion, terete, striate, densely ferrugineous silky pubescent; internodes 0.5-1.5 cm long. Leaves simple, alternate, 1.7-7.5 x 1.0-3.1 cm (smaller in flowering branches, up to 1 cm long), obovate-oblong, elliptic-oblong, elliptic-ovate or oblanceolate, obtuse, subacute or cuneate at base, obtuse, acute or subacute and mucronate or apiculate at apex, moderately and minutely adpressed silky pubescent on both sides, upper side shining and almost silvery; lateral veins 6-8 pairs, distinct on both sides, joining intramarginally; petiole 1-3 mm long, hairy; stipules absent. Panicles terminal and lateral, branches 6-11, stiff, 12-22 cm long. Flowers 1.5-2.0 x 1.0-1.3 cm, 3-4 at the top of each branch, crowded; pedicels alternate, 0.2-1.2 cm long, hairy; bracts foliaceous, reflexed or spreading, one or more at the base of pedicels or sometimes many on the peduncle, ovate or ovate-lanceolate, 4-8 x ca 2.5 mm, acuminate, hairy above, blackish and glabrous beneath, margins involute and sometimes curved in lower portion; bracteoles 2, ovate, ca 3 mm long, closely adpressed to calyx or at about the middle of pedicel, reflexed or spreading, hairy above, glabrous beneath. Calyx-tube ca 3 mm long, sericeous, lobes 2-lipped, upper 2-fid, lower 3-fid, lanceolate, 7-9 mm long, acuminate, incurved upwards, not revolute on margins. Petals yellow, twice as long as calyx; vexillum broadly ovate, 1.7-2.0 x ca 1.5 cm, obtuse-acute at apex, densely ferrugineous silky pubescent above on the whole surface; wing petals oblong, ca 1.5 x 0.4 cm, claw arcuate; keel petals ovate, ca 1.8 x 1.0 cm. Staminal sheath ca 6 mm long; free filaments 0.5-1.0 cm long; longer anthers oblong, ca 3 mm long; shorter anthers ovoid, ca 0.5 mm long. Ovary ca 4 mm long; style ca 1.5 cm long, densely pubescent on sides at the apex; ovules ca 10. Pods stalked, linear-oblong or oblong, 2-3 x 1.0-1.2 cm, nearly glabrous, blackish-brown; stalks 4-7 mm long; seeds 8-12.
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Habit:
Shrub
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Flowering & Fruiting:
November-January
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District(s):
Palakkad
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Medicinal:
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Habitat:
Wet regions in deciduous 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):
Yellow
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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:
Endangered (EN)
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Altitude:
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Localities:
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