An annual plant 20-50 cm tall, unbranched or branched only at the base. The leaves are ternate with a long petiole, hairy leaflets, 8-16 mm across, with a truncated or mochkovid tip.
Blooms during spring and summer, the flowers are rich red or dark red, collected in an elongated head 3-5 cm high and 1.5 cm wide; individual flowers are 10-13 mm long with five petals. The flag of each flower is not vertical, but bends forward.