11. Flemingia grahamiana Wight & Arnott, Prodr. Fl. Ind. Orient. 242. 1834.
绒毛千斤拔 rong mao qian jin ba
Flemingia pycnantha Bentham; F. rhodocarpa Baker; F. sericans Kurz; Maughania grahamiana (Wight & Arnott) Kuntze; M. rhodocarpa (Baker) Hauman.
Shrubs, erect, usually many branched. Branchlets obviously lenticellate, densely tomentose. Leaves digitately 3-foliolate; stipules lanceolate or elliptic-lanceolate, ca. 1 cm, deciduous; petiole 1.5-6 cm; petiolules 1-3 mm; leaflets papery; terminal leaflet elliptic, elliptic-lanceolate, or rarely obovate, 2-6 × 1.5-2.5 cm, densely hairy, lateral veins flat or sometimes slightly concave, base cuneate, apex acuminate, acute, or sometimes obtuse with slender mucro; lateral leaflets smaller, obliquely lanceolate to obliquely elliptic, base obliquely rounded, apex obtuse or acuminate. Raceme axillary or terminal, simple or branched, 1-3.5 cm; inflorescence axis densely gray villous. Flowers 0.6-1 cm, clustered; pedicel 1-2 mm. Standard oblong, ca. 8 mm, base with claw and auricles; wings narrow, long and curved, slightly shorter than standard, slenderly clawed, auriculate; keel falcate, clawed, apex obtuse. Ovary elliptic, subsessile; style long, linear. Legume elliptic, ca. 10 × 6 mm, sparsely pubescent and with dense dark red glands, apex oblique, with small acute mucro, usually with persistent corolla. Seeds 1 or 2, black, suborbicular, ca. 2 mm in diam. Fl. Feb-Apr, fr. Feb-Oct.
Forests, mountain slopes; 900-1600 m. Yunnan [India, Laos, Myanmar, Vietnam; Africa, SW Asia (Yemen)].
The glands on the fruit are separated after drying and used as a purple or orange dye.