多花毛茛 duo hua mao gen

Herbs perennial. Stems 20--65 cm, hispid or subglabrous, branched. Basal leaves ca. 5; petiole 7--14 cm; blade 3-sect, reniform-pentagonal, 3--6 × 4--9 cm, papery, strigose, base cordate, central segment rhombic, 3-partite, lobes 1 or 2 × lobed or partite, ultimate lobules oblique ovate or linear; lateral segments oblique flabellate, unequally 2-partite. Stem leaves shortly petiolate or sessile, 3-sect. Monochasium 3- or 4-flowered. Flowers ca. 1.8 cm. Pedicel 3--8 cm, sparsely strigose. Receptacle puberulent. Sepals 5, ovate, ca. 7 mm, abaxially villous. Petals 5, obovate, ca. 10 × 7 mm, nectary pit covered by a scale, apex rounded. Stamens numerous; anthers narrowly oblong. Aggregate fruit subglobose, ca. 7 mm in diam. Achene obliquely obovate, ca. 3 × 2 mm, glabrous, narrowly marginate; style persistent, triangular, ca. 1 mm, hooked at apex. Fl. and fr. Aug.

By streams, swamps. NW Xinjiang [Kazakhstan, Russia (Siberia); Europe].