中华狸尾豆 zhong hua li wei dou

Uraria hamosa (Roxburgh) Wallich ex Wight & Arnott var. sinensis Hemsley, J. Linn. Soc., Bot. 23: 177. 1887; Des­modium bonatianum Pampanini.

Subshrubs, ca. 1 m tall. Stems erect, gray-yellow hispidu­lous. Leaves pinnately 3-foliolate; petiole 2-4 cm, gray-yellow pubescent; leaflet blades oblong, obovate-oblong, or broadly ovate, terminal one 3-7 × 2-4 cm, abaxially gray-yellow vil­lous, adaxially pilose on veins, lateral veins 6-8 on each side of midvein. Panicles terminal, 20-40 cm, gray-yellow hairy, sparsely flowered, 1- or 2-flowered at each node. Pedicel fili­form, 8-10 mm, elongated to 1.3 cm at fruiting. Calyx ca. 3 mm; lower lobes ca. as long as tube or shorter. Corolla purple, ca. 4 × as long as calyx. Ovary pilose. Legume ca. as long as pedicel, 4- or 5-jointed, subglabrous, reticulate veined. Fl. and fr. Sep-Oct.

Dry river valleys, mountain slopes, sparse forests, thickets, alpine grasslands; 500-2300 m. Gansu, Guangdong, Guangxi, Guizhou, Hai­nan, Hubei, Shaanxi, Sichuan, Xizang, Yunnan [Bhutan, India].