Shrub, spreading or prostrate, to 0.4 m tall, densely tomentose, notably on lower leaf surface (rarely on both), ovary and pod, usually reddish glaucous on upper leaf surfaces. Leaves 4-5 cm long including a terete petiole 6-8 mm long; stipules acicular, caducous or subpersistent; leaflets in 5-9 pairs spaced c. 8 mm apart, elliptic to obovate, 6-11 mm long, 3-6 mm wide, recurved at the margin, emarginate; glands 3-5, between the lowest pairs of leaflets, small, sessile, pointed. Inflorescence subumbellate, of 2-4 flowers, axillary; peduncle c. 15 mm long; pedicels c. 10 mm long; bracts caducous. Petals c. 8 mm long, tomentose outside, glabrous inside. Fertile stamens 10, glabrous; filaments subequal, 0.5-1 mm long; anthers subequal, 4-5 mm long. Pod flat but slightly plump, 3-4 cm long, c. 8 mm wide, straight, entire. Seeds dull.