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Crotalaria angulata
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Family:
FABACEAE/LEGUMINOSAE (Subfam.: Papilionoideae)
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Citation: Crotalaria angulata Mill., Gard. Dict. (ed. 8) 9. 1768; Manilal & Sivar., Fl. Calicut 77. 1982; Babu, Fl. Malappuram Dist. 170. 1990; Sanjappa, Legumes Ind. 116.1992; Ansari, Crotalaria India 158. 2008.
Astragalus biflorus L., Mant. Pl. 2: 273. 1771.
Crotalaria biflora (L.) L., Mant. Pl. 2: 570. 1771; Hook. f., Fl. Brit. India 2: 66. 1876; Gamble, Fl. Pres. Madras 292(206). 1918.
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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:
Prostrate hairy herbs, 30-50 cm long; branches terete. Leaves alternate, simple, bifarius, 1-2 x 0.7-1.5 cm, ovate-oblong or suborbicular, oblique and cordate at base, obtuse and mucronulate at apex, silky hairy on both surfaces, margins ciliate; lateral nerves 2-3 pairs; stipule absent; petioles more than 1 mm long. Racemes leaf-opposed 1.3-2.0 cm long; peduncles terete, forked near the apex, villous. Flowers 1-2, 5-8 x 3-5 mm; pedicels 2-5 mm long; bracts 2, setaceous or filiform, 1-2 mm long; bracteoles filiform, 1 mm long just below the calyx. Calyx 5-cleft to more than half of its length, tube 2 mm long, 2-lipped, lobes 5 mm long, upper lip 2-lobed, linear-lanceolate, acuminate at apex, lower lip 3-lobed, linear, densely silky hairy. Petals yellow, scarcely exserted; standard ovate-oblong, 6 x 4 mm, prominently veined with short claw; wing petals oblong, 5 x 3 mm, with curved claw; keel petals gibbous with short twisted beak, ca 5 x 3 . Stamens dimorphic, longer anthers oblong, ca 1 mm long and shorter anthers rotundate, ca 0.25 mm long. Ovary ovate-oblong, 1-2 mm long, hairy; style 4-5 mm long; stigma subglobose. Pods shortly stalked, subglobose, ca 1 x 1 cm, hirsute, pericarp membranous; seeds 12-18, reniform, 2.0-2.5 mm, smooth, olive-green, darker near micropyle, deeply curved on the back, compressed.
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Habit:
Herb
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Flowering & Fruiting:
July-December
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District(s):
Palakkad, Malappuram, Kozhikkode
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Medicinal:
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Habitat:
Along streamsides in grasslands
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Distribution:
Indo-Malesia
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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:
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IUCN status:
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Altitude:
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Localities:
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