Shrubs to 2 m tall. Bark dark brown. Current-year branchlets brown, glabrous. Leaves pinnate, on short branchlets sometimes digitate, 4-foliolate; petiole and rachis 2-15 mm, often caducous; leaflet blades oblong-obovate to oblanceolate, 10-17 × 4-7 mm, base cuneate, apex rounded to mucronate. Flowers solitary or rarely 2 in a fascicle. Pedicel 1.2-2 cm, articulate apically from middle. Calyx tube campanulate, 6-8 × 4-5 mm. Corolla yellow, later becoming reddish; standard narrowly obovate, 2.2-2.5 cm, apex slightly emarginate; wings with claw ca. 1/2 as long as limb, auricle small and obtuse; keel claw ca. 1/2 as long as limb, auricle small. Ovary glabrous. Legume 3-3.5 cm, slightly compressed. Fl. May-Jun, fr. Jul-Aug. 2n = 16, 48.
Can be grown by cuttings or seedlings. Seeds needs scarification and soaking.
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