A shrub. It grows 1-4 m high and spreads 1.5-3 m wide. Young growth has grey or rusty hairs. The branches curve upwards. The leaves are 1.5-2.5 cm long by 0.7-2 cm wide. The leaves are broad and long. The leaves are dark green above and paler underneath. The midrib is depressed. The edges curve backwards. There are felty hairs underneath. The pea like flowers are purple. They are about 0.8 cm across. The fruit are pods which are broad and inflated. They are 9-12 mm long by 10-14 mm wide. They contain 1 or 2 brown seeds.