Foetid annual or biennial with short-lived rosette and procumbent glabrous or papillate stems to 40 cm long. Lvs 1-2-pinnatifid, narrow-oblong to ovate, glabrous or papillate, (1.5)-3-8 × (0.5)-1.5-3 cm. Racemes 1-2-(3) cm long; rachis glabrous or papillate; pedicels spreading, 1-1.5 mm long. Sepals c. 1 mm long. Petals white, slightly > sepals. Stamens usually 6. Silicle broader than long, apiculate, subacute, cordate at base, 2-3 × 3-4 mm; valves coarsely warty, not separating at maturity, corky; stigma small; style conic, 0.25 mm long. Seed comma-shaped, light brown, c. 1.5 mm long.