Herbs perennial. Roots fibrous, slightly thickened above. Stems ascending, 3.5--15 cm, sparsely puberulent, simple or few branched, often rooting at lower nodes. Basal leaves 1--3; petiole 1.2--7.5 cm, glabrous; blade usually 3-sect, sometimes 3-partite, ovate or pentagonal, 0.4--2 × 0.6--1.8 cm, leathery, glabrous or adaxially appressed pubescent, base sometimes cordate, central segment ovate or rhombic, undivided or 3-lobed; lateral segments flabellate, unequally 2-partite. Stem leaves usually 2, shortly petiolate or sessile, often 3-sect, segments lanceolate or sublinear. Flowers terminal, solitary or 2 in a simple monochasium. 1--2.3 cm in diam. Pedicel 1--4 cm, puberulent. Receptacle glabrous. Sepals 5, elliptic, 4--5 mm, abaxially puberulent or subglabrous. Petals 5, obovate, 5--10 × 4--12 mm, nectary pit without a scale, apex rounded or subtruncate. Stamens numerous; anthers oblong. Aggregate fruit ovoid, 5--8 × 5--6 mm. Achene slightly bilaterally compressed, obliquely ovoid, 2--3 × 1.8--2 mm, glabrous; style persistent, ca. 0.5 mm. Fl. Jun--Aug.
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