15. Flemingia involucrata Bentham in Miquel, Pl. Jungh. 246. 1852.
总苞千斤拔 zong bao qian jin ba
Flemingia capitata Zollinger; Maughania involucrata (Bentham) Kuntze.
Shrubs, erect, 0.6-1.2 m tall. Branchlets slightly robust, almost cylindric, sometimes zigzag, usually densely dun villous. Leaves digitately 3-foliolate; stipules 0.5-1.5 cm, dry membranous, brown, deciduous; petiole 5-15 mm, wingless, densely dun villous; petiolules 1-2 mm, hairy; leaflets oblong to lanceolate, 4-8.5 × 1-3.5 cm, papery or almost leathery, glabrous or sometimes sparsely villous, abaxial surface with black glands, lateral veins 8-12 pairs, almost parallel, obviously convex abaxially, base cuneate or slightly oblique, apex shortly acuminate to acute. Inflorescence axillary or terminal, congested into head, 2-3 cm in diam., enclosed by involucre of bracts; bracts many, lanceolate or ovate-lanceolate, 1.5-2 × ca. 0.5 cm, leathery, whitish villous, apex acuminate. Pedicel extremely short. Calyx 12-15 mm, densely whitish villous; tube extremely short; lobes linear-lanceolate, apex long acuminate. Corolla purple to pale blue, included; standard obovate-elliptic, villous, shortly clawed, with auricles at 2 sides; wings small, obovate-oblong, clawed; keel slightly curved, long clawed. Ovary elliptic, hairy; style glabrous. Legume yellowish green, elliptic. Seed usually 1. Fl. Dec-May.
Slopes, disturbed grasslands; 500-1000 m. Yunnan [Bangladesh, Cambodia, India, Indonesia, Laos, Malaysia, Myanmar, Philippines, Thailand, Vietnam; Australia].