Stems to 5 cm, woody, branched, with basal rosette of leaves. Leaves imparipinnate, 2-9 cm, pilose or glabrescent; stipules narrowly triangular; petiolules very short or leaflets nearly sessile; leaflets oblong or obovate, 3-10 × 2-5 mm, abaxially pubescent, adaxially glabrous, apex rounded, obviously mucronate. Umbels 4-or 5-flowered; rachis ca. 10 cm, sparsely pilose or glabrous; bracts narrowly lanceolate, ca. 3.5 mm. Corolla purple; standard broadly ovate, ca. 14 × 8 mm, apex acuminate, retuse; wings elliptic, ca. 11.5 × 3.5 mm, claw short, ca. 1.8 mm; keel ca. 5.5 × 2.5 mm, claw ca. 2 mm. Ovary oblong, villous. Legume ca. 1.5 cm, pilose. Seeds reniform.
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