FloraBase features photographs of this plant.
Crinkle leaf cassia is undesirable and an increaser species under heavy grazing. That is, when crinkle leaf cassia is dominant in the pasture and palatable species are hard to find, pasture condition is poor.
Crinkle leaf cassia is unpalatable to livestock.
Crinkle leaf cassia is an open grey shrub that can grow to about 1.2m, occasionally reaching 2m. The upper branches and compound leaves are covered with short grey hairs. The leaves are 3–4cm long and have up to 5 pairs of blunt-ended leaflets with a distinctive crinkled edge. The flowers are bright yellow, growing in bunches of up to 10 on the new stems. The pods are flat and oblong and up to 6cm long.