栉裂毛茛 zhi lie mao gen

Herbs perennial. Roots fibrous, subequally thick. Stems 9--15 cm, puberulent, simple or branched. Basal leaves ca. 5; petiole 2--5.5 cm, sparsely puberulent above; blade 3-lobed or rarely undivided, orbicular-ovate, ovate, elliptic, or obovate, 0.8--1.5 × 0.6--2.2 cm, papery, abaxially sparsely appressed puberulent, base broadly cuneate or rounded, central lobe oblong-ovate, apex slightly obtuse; lateral lobes pectinately 2--4-lobulate, lobules oblique triangular or oblique ovate. Lower stem leaves similar to basal leaves, short petiolate, 3-partite; upper leaves subsessile or sessile, 3-sect, segments linear, undivided or lateral segments 2-partite. Flowers solitary, terminal, 1--1.7 cm in diam. Receptacle puberulent. Sepals 5, orbicular-ovate or broadly ovate, 4--5 mm, abaxially pubescent. Petals 5, broadly obovate, 6--9 × 4.5--7.5 mm, nectary pit without a scale, apex rounded. Stamens numerous; anthers narrowly oblong. Aggregate fruit ovoid or oblong-ovoid, 5--8 × 4--5 mm. Achene ovoid, ca. 1 × 1 mm, glabrous; style persistent, ca. 0.5 mm. Fl. Jun.

* By streams, meadows; ca. 2000 m. SW Nei Mongol (Helan Shan).