粗硬毛山蚂蝗 cu ying mao shan ma huang

Uraria henryi Schindler; U. hispida (Franchet) Schindler.

Shrubs or subshrubs, erect, 0.5-1 m tall. Stems striate; branches densely yellowish villous; old branches purple, gla­brous. Leaves 3-foliolate; stipules ovate or narrowly triangular-ovate, 10-15 × 3-4 mm; petiole 1-2 cm, densely yellowish vil­lous; petiolules 4-6 mm; leaflets papery; terminal leaflet ovate to elliptic, 5-17 × 3-8 cm, abaxially yellowish villous, adax­ially densely hispid, glabrescent, lateral veins 8-11 on each side of midvein, reaching margin, margin entire, midvein and lateral veins prominent on both surfaces. Inflorescences densely yel­lowish villous, paniculate when terminal, fasciculate with (1 or)2-4 racemes or sometimes panicles at axils, 8-25 cm; pri­mary bracts narrowly triangular-ovate, 4-5 × ca. 1 mm at base; secondary bracts 1.5-2.5 mm. Pedicel 4-5 mm, deflexed after flowering; bracteoles absent. Flowers 2-8 per node, fasciculate, opening almost at same time. Calyx 3-4 mm, outside densely yellowish villous, 4-lobed; lobes lanceolate, subequal. Corolla white, pale yellow, or greenish white, 4-5 mm; standard elliptic to broadly elliptic, without auricles, claw ca. 1 mm; wings ellip­tic, claw ca. 1 mm; keel ca. 4 mm, auriculate, claw ca. 1 mm. Androecium diadelphous. Legume sessile, 1.2-1.8 cm, with dense hooked hairs, plicate when young, straight when mature, 4-7-jointed, both sutures undulate; articles elliptic, 2.5-3 × ca. 1.5 mm. Seeds elliptic. Fl. and fr. Sep-Dec.

700-2400 m. Guizhou, Sichuan, Yunnan [India, Myanmar].