Shrub, erect, to 3 m tall, pubescent except for the petals and stamens. Leaves 3-6 cm long including a terete petiole 8-15 mm long; stipules acicular, usually caducous; leaflets in 1-3 pairs spaced 10-15 mm apart, elliptic to obovate, 20-35 mm long, 8-15 mm wide, acute to rounded and mucronate, increasing distally; glands between all leaflet pairs, sessile, erect. Inflorescence subumbellate, of (2-) 3-5 flowers, axillary, distributed along the stems; peduncle 30-50 mm long; pedicels 12-18 mm long; bracts caducous. Petals 8-10 mm long. Fertile stamens usually 10; filaments subequal, 0.5-1 mm long; anthers subequal, c. 4 mm long. Pod flat, 3-5 cm long, c. 10 mm wide, curved, crenate between the seeds. Seeds dull.