Shrub or small tree to 12 m tall, rather loose crown. Leaves with 3-5 pairs of leaflets, 15-50 cm long. Flowers in much branched clusters 5-30 cm across, amongst or behind leaves on branches, yellow turning pink then red with darker eye. Fruits in clusters of up to 9 pods, oblong to lanceolate with straight or curved beak, ripening dark brown, 10-30 cm long.