Herbs perennial. Roots fibrous, subequally thick. Stolons ca. 20 cm, strigose. Stems ca. 20 cm, strigose, 1-branched above; Basal leaves ca. 4; petiole 3.5--7 cm, strigose; blade ternate, rarely simple, ovate in outline, 2.5--4.4 × 4--5 cm, papery, abaxially strigose, base cordate; central leaflet long petiolulate, broadly rhombic, 3-partite; lobes incised-denticulate, petiolule 0.7--1.3 cm, apex acute; lateral leaflets shortly petiolulate or subsessile, oblique flabellate, unequally 2-partite, often 3-sect in smallest leaves, lobes unequally 2- or 3-lobed and few denticulate; Stem leaves ca. 2, smaller, lower short petiolate, ternate; uppermost subsessile, 3-sect. Monochasium terminal, 2-flowered; bracts 3-sect, segments linear. Flowers ca. 0.7 cm in diam. Pedicel 1.4--3 cm, strigose. Receptacle puberulent. Sepals 5, long elliptic, ca. 4 mm, abaxially strigose. Petals 5, oblong, ca. 4.2 × 2 mm, nectary pit without a scale, apex rounded. Stamens ca. 15; anthers oblong, ca. 0.7 mm. Carpels numerous; body ca. 0.8 mm. Achene glabrous; style ca. 3.5 mm. Fl. Oct.

* Moist places by rivers; ca. 1200 m. SE Yunnan (Yanshan Xian).