Erect shrub, 1-3 to tall. Leaf 14-21 cm long, petiole glandular near the base; stipules c. 6 mm long, caducous. Leaflets 4-12 pairs, 3-9 cm long, 1.5-2.8 cm wide, oblong to ovate-oblong or lanceolate, tip acute. Flowers in axillary pedunculate 4-10 flowered corymb. Pedicel 10-14 mm long, bract 4-5 mm long. Sepals c. 6 mm long. Petals 6 mm long. Stamens 10, 3-4 much reduced. Pod 9-10 cm long, 0.5-1 cm broad. 30-40 seeded.
Flowering: November-January.