Annual or perennial herb. Habit various, from a tufted rosette to an erect many-stemmed herb with the rosette stage almost completely suppressed. Stems ribbed, erect, glabrous, 10-30-(40) cm tall. Lvs much dissected; petiole > lamina; lamina to 10 × 10 cm in rosette lvs, usually much smaller in stem lvs. Pedicels ribbed, 5-10 cm long. Calyx hood apiculate. Petals obovate, yellow to orange, or yellow with orange base, rarely white, cream or red, (1)-2-3.5 cm long. Anthers > filaments. Capsule ribbed, straight or slightly curved, 25-90 × 3-4 mm.