It is a pubescent annual plant that reaches up to 15-30 cm long with prostrate stems. Leaves are compound with 3-5 pairs of ovate-elliptic leaflets. Flowers are with yellow petals and lanceolate sepals. The fruit is 5-8 mm diameter, pyramidal with sparsely to densely hairy mericarps which are unarmed or with 2 small basal spines.
Annual.
Height: 15-30 cm.