Japan Flora: Thinly pubescent to nearly glabrous, delicate perennial with slender, elongate, few-scaled rhizomes; leaves all radical, the petioles 3-10 cm. long, jointed 2-3 mm. above the base, the stipules broadly ovate, the leaflets sessile, obcordate, 4-20 mm. long, 7-30 mm. wide, retuse, with rounded angles, often glabrous on upper side; scapes 5-8 cm. long, with a pair of small mem­branous bracts at or slightly above the middle; sepals nar­rowly ovate, obtuse, shorter than the stamens; petals white or pale rose-purple, 9-14 mm. long, narrowly obovate; capsules ovoid-globose, 4-6 mm. long.  May-June. Coniferous woods.

Hokkaido, Honshu (centr. distr. and northw.). Europe and Asia.