Perennial, sparsely glandular, rarely subglabrous. Radical leaves densely rosulate, pinnatipartite, lanceolate, 4-15 cm long, 0.5-1.5 cm broad, stalked, glandular, rarely subentire. Scapes (8-) 15-30 cm long in fruit, with racemes 10-15-flowered above. Flowers c. 20 mm across, lilac, violet or white, handsome; pedicels up to 30(-50) mm long in fruit, strong, ascending. Sepals c. 10 mm long, 2 mm broad. Petals 15-22 mm long, 5-7 mm broad. Stamens c. 8: 10 mm long; anthers c. 2 mm long. Siliquae 30-65 mm long, 3-5 mm broad, oblong, compressed, erect, glandular, margin often undulated; style 1-2 mm long; seeds many, 3-5 mm in diameter, suborbidular, narrowly winged.

Fl. Per.: May July.

Type: Siberia, fr. J. Gmelin (LINN).

Distribution: Arctic Europe, C. & N. Asia, Himalayas, Afghanistan and Pakistan.