Herbs annual or biennial, 10-50 cm tall, glabrous; Stem simple, erect, base or upper slightly branched, light green or purplish. Base bulk leaf and lower cauline leaves pinnate, all lobes suborbicular or ovate, 3 to 7 cm long, 2-3.5 cm wide, apex obtuse, base cordate, with obtuse teeth, lateral lobes 2-6 pairs, ovate or triangular ovate, 3-10 mm long, the more the smaller downward, accidentally mixed with minimal lobes on rachis, margin entire or with teeth, petiole 2-4 cm long, thin fine pilose; Upper leaves oblong or narrowly ovate, 4-9 cm long, apically acute, base auriculate, classe, margin with irregular teeth. Flowers purple, light red or faded to white, 2-4 cm in diameter; Pedicels 5-10 mm long; Calyx cylindric, purple, sepals ca. 3 mm; Petals broadly obovate, 1-1.5 cm long, 7-15 mm wide, densely veined, claws 3-6 mm long. Angular fruit linear, 7-10 cm long. 4 ribbed, lobed with 1 convex middle ridge, beak 1.5-2.5 cm long; Fruit peduncle 8-15 mm long. Seeds ovate to oblong, ca. 2 mm long. Slightly flattened, dark brown, longitudinally striped. Flowering period April - May, fruit period May - June.