Rhizome branched, oblique, short, 10--15 mm in diam. Leaves 3--9; petiole 5--20 cm, pubescent, base sheathing; leaf blade 3-sect, cordate-pentagonal, 2--5 × 3--8 cm, abaxially sparsely puberulent along veins, adaxially subglabrous, base cordate; segments sessile; central segment 3-lobed, rhombic or obovate-rhombic, margin lobulate and sparsely dentate; lateral segments unequally 2-parted, obliquely flabellate. Scape 10--20 cm, puberulent or subglabrous; cyme 1(or 2)-flowered. Involucral bracts 2 or 3; petiole 3--25 mm; bract blade similar to that of leaves but smaller, 2--3 cm, 3-sect, base cordate, apex truncate or rounded; segments sessile, narrowly obovate, puberulent. Pedicel 5--15(--25) cm, puberulent. Sepals 5(or 6), white, obovate or elliptic, 15--20 × 10--15 mm, abaxially densely sericeous, basal veins 5--9, vein anastomoses more than 10. Stamens ca. 4 mm; filament filiform; anther cylindric, ca. 1 mm, apex rounded. Pistils 180 or more; ovary densely puberulent; stigma sessile, globose. Achene shortly stipitate; body fusiform, flat, 2--3 × ca. 2 mm, lanate, hairs 7--9 mm; style straight, ca.1 mm, pubescent. Fl. May--Jun.

Forest margins, grassy or sandy slopes; 1300--3400 m. N Hebei, W Heilongjiang, W Jilin, W Liaoning, Nei Mongol, N Xizang [Mongolia, Russia; Europe].