Semi-deciduous to deciduous trees of about 15 m with aspreading, untidy canopy. In oldertrees the bark is grooved and grey-brown; bark of young branches is smooth and grey. The leaves are acacia-like and silver-grey coveredwith fine hair; mature leaves yellowish at tip of branches. The leaves are twice compound with a pair of leaflets at the tip; alternate; up to nine pairs of pinnae each with 10-20 pairs of leaflets; leaf, stalkand rachis covered with reddish brown hairs. The trees have no thorns.

Flowers form upright, showy sprays (150 mm long) of bright yellow flowers with crinkled petals on the ends of branches; the stalk covered with reddish brown hairs. These are followed by clusters of thin, flat dark brown/black pods of about 100 mm, tapering to both ends.