Medium-sized tree, 8-15 m high; stem usually crooked. Leaves trifoliate, oblique to orbicular, 9-15 cm long by 8-15 cm wide; base oblique; apex rounded. Inflorescence axillary and terminal panicle, up to 20 cm long. Flowers bright yellow, pea-shaped, lobes 4-5, acute; corolla 5; stamens 10. Pod flat, oblong, up to 14 cm long, 3.5 cm wide, slightly curved upward, covered with whitish hairs. 1 Seed .