Perennial herb. Stems pilose, simple, erect, 20-40 cm. Basal leaves oblong-obovate, entire to dentate; stem leaves lanceolate, cordate at the base, auriculate, ± strict and overlapping. Flowering inflorescence corymbose. Petals white, occasionally pinkish, 4-5 mm. Siliquae strict, stiff, up to 65 x 1.5 mm.
Europe, Siberia, Caucasia, N. Iran, N. Iraq, N.W. Africa.