Slender shrub or tree, or climbing plant (?), glabrous. Leaves 3-or 4-foliolate, petiole and rachis up to 14 cm long, glabrous. Leaflets broadly elliptic, 10-20 by 3.5-8 cm, coriaceous, shortly blunt acuminate, base very shortly narrowed; nerves 6-10 per side; petiolules c. 5 mm long. Inflorescences axillary, racemose, up to c. 5 cm long, the rachis scurfy-velvety, brownish; pedicels very short, 1-2 mm, velvety. Calyx lobes c. 4 mm long, velvety. Stamens 10, glabrous. Ovary 6-ovuled. Pods elliptic, 6-10 by 3.5-4 cm, acute at the apex, unequally rounded at the base, transversally veined, rusty-velvety. Seeds 1 or 2, reniform, 3-4 by 2-3 cm, brown.