A herb. It can be erect or curving upwards. It grows 40 cm tall. It grows each year from seeds. The leaves are alternate. They are oblong and 15 cm long. They are compound with 3-11 leaflets and one at the end. The leaflets are oval and 5 cm long. The flowering shoots are at the top with many flowers. They are greenish. The fruit is a narrow pod 2.5 cm long by 1.5 mm wide. The seeds are oblong and 1.5 mm long by 1 mm wide.
C. pilosa; caule erecto spithameo aut pedali, ramoso; foliis pinnatipartitis, subimparipinnatis, segmentis oppositis aut alternis, ovalibus, obtuse dentatis, dentibus profundis, apice mucronatis; siliquis erectis pilosis apice acutis.
Weakly erect annual herb.