10. Flemingia wallichii Wight & Arnott, Prodr. Fl. Ind. Orient. 242. 1834.
云南千斤拔 yun nan qian jin ba
Flemingia yunnanensis Franchet; Maughania wallichii (Wight & Arnott) Kuntze; M. yunnanensis (Franchet) H. L. Li.
Shrubs, erect, ca. 1 m tall. Branchlets obviously lenticellate, densely tomentose. Leaves digitately 3-foliolate; stipules deciduous; petiole 3-7 cm, wingless or narrowly winged, pubescent or tomentose; petiolules 2-4 mm, densely gray villous; leaflets almost leathery; terminal leaflet obovate or elliptic, 7-14 × 3-4 cm, basal veins 3, lateral veins 4-8 pairs, base cuneate, apex shortly acuminate or obtuse; lateral leaflets subequal to terminal leaflet, oblique lanceolate to obliquely elliptic. Raceme solitary or sometimes branched from base; inflorescence axis densely tomentose; bracts elliptic, 4-5 × 1-2 mm, pubescent, persistent or deciduous. Flowers 7-8 mm, clustered; pedicel 1-2 mm. Calyx 5-6 mm, densely clothed with silky hairs; lobes lanceolate, usually slightly longer than tube. Corolla white or yellowish, longer than calyx; standard suborbicular, ca. 6 mm, extremely short clawed, with slender auricle and callosity; wings oblong, ca. 4 mm, one with short acute auricle; keel slightly curved, wider than wings. Legume obliquely elliptic, ca. 10 × 6 mm, with dense very pale brown hairs and dark brown sessile glands, apex shortly beaked. Seeds usually 2, black, orbicular. Fl. and fr. Jan-Apr.
Mountain slopes, roadsides, forests; 1600-1900 m. Yunnan [India, Laos, Myanmar, Vietnam].