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Hedysarum Linn.

岩黄蓍属

Description from Flora of China

Stracheya Bentham.

Herbs, rarely shrublets or shrubs. Stipules 2, opposite petiole, scarious, connate or free, marcescent or deciduous. Leaves imparipinnate; leaflet blades opposite, margin entire. Racemes axillary, lax to capitate; bracts marcescent or caducous. Bracteoles 2, at base of calyx. Calyx campanulate to obliquely campanulate; teeth 5, ± equal or unequal. Corolla purple, pink, yellow, or white; standard usually longer than wings, shorter or rarely as long as or longer than keel, turned backward at anthesis; keel with claw half or less than half as long as lamina. Stamens diadelphous (9+1). Ovary sessile to stipitate, with a few ovules. Legume articulate, usually divided into several articles, indehiscent, sutures connate or winged; articles compressed to biconvex, with veins, ribs, bristles, or spines, margin usually distinct.

About 160 species: N Africa, Asia, Europe, North America; 41 species (17 endemic) in China.

(Authors: Xu Langran (徐朗然 Xu Lang-rang); Byoung-Hee Choi)


 

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