An erect shrub. It loses its leaves during the year. It grows 90-120 cm tall. The young shoots have fine hairs. There are 19-35 leaflets. The are opposite or alternate. They are 1.2-2.5 cm long and narrowly oval. The flowers are in groups and the flowers are about 1.5-2.6 cm long. The fruit is a pod 7.5-13.0 cm long. It has 5-10 joints.