浅三裂碱毛茛 qian san lie jian mao gen

Stolons 8--22 cm. Basal leaves 5--15; petiole 1.5--6.5 cm, glabrous; leaf blade pentagonal-obovate or pentagonal, rarely elliptic, 4--10(--20) × 3--10(--12) mm, glabrous, base truncate, truncate-rounded, or truncate-cordate, 3-lobed or obtusely 3 (--5)-dentate at top, sometimes 3-cleft. Scapes 2.5--4.5 cm, glabrous. Flowers 1, 7--12 mm in diam. Receptacle glabrous or puberulent. Sepals glabrous. Petals 3--5 × ca. 1.8 mm. Stamens 15--18. Fl. Jun--Jul, fr. Jun--Aug.

* By rivers or lakes, swamps, slopes; 2400--4600 m. SW Gansu (Xiahe Xian), NE and SC Qinghai, NW Sichuan, E and SC Xizang.