云生毛茛(原变种) yun sheng mao gen (yuan bian zhong)

Ranunculus affinis R. Brown var. tibeticus Maximowicz; R. longicaulis var. nephelogenes (Edgeworth) L. Liou.

Stems (2--)10--20(--35) cm, basally glabrous or rarely sparsely puberulent, sparsely puberulent above. Basal leaves with blade undivided, sometimes 3-lobed or 3-partite, ovate, oblong, lanceolate, or lanceolate-linear. Stem leaves undivided, margin entire or rarely 2-dentate. Sepals 3.5--5 mm. Petals 6--8(--9.5) mm. Fl. Mar--Aug, fr. May--Aug.

Alpine meadows, gravelly slopes, by streams, swamps; 2800--5200 m. W Gansu, Qinghai, Shanxi (Wutai Shan), Sichuan, S and C Xinjiang, Xizang [Nepal, Pakistan].