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Calopogonium mucunoides

Description from Flora of China

Herbs, twining or procumbent, densely hirsute with spreading fulvous hairs. Stipules triangular-lanceolate, 4-5 mm; petiole 4-12 cm; stipels subulate; terminal leaflet ovate-rhom­bic, lateral ones obliquely ovate, 4-10 × 2-5 cm, broadly cune­ate to rounded at base, acute or blunt at apex. Inflorescences 1-10 cm; flowers 5 or 6, clustered at nodes of rachis; bracts and bracteoles linear-lanceolate, ca. 5 mm. Calyx tube glabrescent; lobes longer than tube, linear-lanceolate, densely appressed hir­sute, long acuminate at apex. Corolla purplish; wings obovate-oblong; keel straight, with short auricles. Ovary densely hirsute. Legumes linear-oblong, 2-4 cm × ca. 4 mm, straight or slightly curved, with appressed long brown bristles, 5- or 6-seeded. Seeds ca. 2.5 × 2 mm. Fl. Oct.

Cultivated. S Guangdong, S Guangxi, Hainan, Taiwan, Yunnan (Xishuangbanna) [native to tropical America].


 

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