Rootstock slender, covered by petioles of former year in its uppermost part. Stems 30-80 cm high, branched, with a few spreading hairs near the base, densely hairy with glands below the flowers. Basal leaves 2-3-ternate with long pilose petioles; leaflets cuneate to obovate, ± glaucous, paler and hairy beneath, green and usually glabrous above, 2-3-lobed almost to the base; segments lobed again, 2-4 cm long and wide. Cauline leaves gradually reduced in size and partition from the base upwards, the uppermost bract-like with 1-3 lanceolate acuminate segments. Flowers several, subhorizontal to slightly nodding. Sepals 20-30 x 9-12 mm, whitish to purple, slightly pubescent, obtuse to acute. Lamina of petals truncate, (12-) 15-18 (-25) x 8-14 mm, usually paler than sepals, puberulous; spur straight or slightly curved, 15-18 mm long, c. 3 mm wide near base. Staminodes 8 x 3 mm, lanceolate. Follicles 5-9, 15-20 mm long, densely pubescent with or without glandular hairs.