Herbs, rhizomatous. Stems erect, 7-18 cm tall. Leaves mostly basal; stipules caducous; petiole 9-19 cm, rusty villous; blade broadly ovate, slightly asymmetric, 4-6 × 4-6 cm, abaxially sparsely hairy, adaxially hairy, venation palmate, 6-or 7(or 8)-veined, base slightly oblique, cordate, margin irregularly denticulate, distinctly lobed, divided to more than 1/2 of leaf length; lobes 6 or 7(or 8), oblong-ovate or triangular, apex acuminate. Inflorescences 6-12 cm, usually glabrous. Staminate flowers: pedicel 1.5-2.3 cm; tepals 4, pink, outer 2 broadly ovate, 1.4-1.7 × 1.4-1.7 cm, base slightly cordate, abaxially rusty villous, inner 2 obovate, 1-1.1 cm × 6-7 mm; stamens numerous; filaments ca. 3 mm, fused to halfway; anthers oblong-obovoid, ca. 1.2 mm. Pistillate flowers: pedicel ca. 1.3 cm; tepals 6; ovary villous, 2-loculed; placentae axile, bilamellate. Capsule nodding, abaxial wing ca. 1.1 cm, apex rounded; lateral wings ca. 2 mm. Fl. Jul-Aug.
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