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Herbs or subshrubs. Leaves digitately 3-foliolate, rarely 1-foliolate; leaflets covered with small glands particularly beneath; stipules deciduous; stipels absent. Inflorescences axillary or terminal, racemose or paniculate, usually dense but sometimes 1-few-flowered. Calyx 5-lobed; lobes longer than the tube, usually glandular. Corolla small, greenish or yellowish; standard oblong or elliptic, auriculate; wings very narrow. Vexillary stamen free; anthers uniform. Ovary ellipsoid, 2-ovuled; style filiform, enlarged above; stigma very small. Pods oblong-ovoid, inflated, the style oblique and persistent. Seeds 2, globose; hilum oval.
Shrub. Leaves unifoliate; leaflets oblanceolate, glabrous above, gland-dotted below; stipules lanceolate, caducous, striate; stipels absent. Inflorescences ax-illary racemes; bracts foliaceous, persistent, overtopping the flowers. Flowers with calyx campanulate, the lobes subequal, the upper lobes free; corolla yellow with maroon striation, the standard obovate, auriculate, the wings oblong, the keel falcate; stamens diadelphous, the anthers monomorphic; ovary subsessile, short with 2 ovules, the style slender, the stigma capitate. Fruits oblong, turgid; seeds 1-3, the hilum short.
