变叶三裂碱毛茛 bian ye san lie jian mao gen

Halerpestes lancifolia (Bertoloni) Handel-Mazzetti var. variifolia Tamura, J. Geobot. 26: 69. 1978; H. variifolia (Tamura) Tamura.

Stolons 4--17 cm. Basal leaves 5--11; petiole 1--6 cm, glabrous; leaf blade pentagonal or obovate-pentagonal, 4--15 × 4--12 mm, glabrous, base truncate, or blade obovate-oblong, 3-lobed, 1- or 2-dentate, or entire; lateral segments usually unequally 2-lobed. Scapes 1--5.5 mm, glabrous. Flowers 1, 1--12 mm in diam. Receptacle glabrous, rarely puberulent. Sepals glabrous. Petals 5--7 × 2--2.8 mm. Stamens 13--36. Fl. May--Jul.

Rivers or streams, swamps, damp places, meadows; 2000--5000 m. SW Gansu, Ningxia, SW Sichuan (Daocheng Xian), S Xizang [Nepal].