A shrub or small tree up to 10 m tall, unarmed. Leaves are often imparipinnate, with 4—8 pairs of pinnae, stipules minute, subulate, leaflets 15—28 pairs per pinna, base obliquely subcordate, apex rounded to truncate; raceme axillary or terminal, short, condensed, almost sessile, 2—6 cm long. Flowers bisexual, fragrant, sepals 3—4 mm long, petals 3—6 mm long, yellow or cream. Pod 3—6 cm x 1.5—3 cm, inflated, often twisted, 1—10-seeded. |