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  Crotalaria angulata
  Family: FABACEAE/LEGUMINOSAE (Subfam.: Papilionoideae)
  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.
  Malayalam Name(s):
  Tamil name(s):
  English name(s):
  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.
  Habit: Herb
  Flowering & Fruiting: July-December
  District(s): Palakkad, Malappuram, Kozhikkode
  Habitat: Along streamsides in grasslands
  Distribution: Indo-Malesia
  Aquatic: No
  Epiphyte(s): No
  Saprophyte: No
  Stem parasite: No
  Root parasite: No
  Flower colour(s): Yellow
  Weed: No
  Monocot/Dicot: Dicotyledonous Plants
  Exotic: No
  Garden: No
  Edible: No
  Vegetable: No
  Endemic to:
  IUCN status:
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