Herbs rhizomatous. Rhizomes 3-6 cm, ca. 1 cm in diam., villous; internodes 0.7-1.1 cm. Leaves all basal; stipules triangularor ovate-triangular; petiole 3-5 cm, hirsute-villous; blade ovate with 2-or 3-angular lobes, 6.5-8.5 × 4-5 cm, peltate, thickly papery, rugose, abaxially with dense curly hairs, adaxially densely tuberculate-pilose, margin serrulate and ciliate, apex acuminate. Inflorescences axillary, flowers 7-13 in a dichasial cyme; peduncle 5-6 cm, hirsute-villous; bracts lanceolate, 7-9 × 2-3.5 mm, glabrous, apex acute. Staminate flowers: pedicel 1.1-1.3 cm, hirsute-villous; tepals 2 or 4, outer 2 pink, suborbicular, 8-9 mm in diam., abaxially strigose-pilose, inner 2 pinkish or white, oblong, 9-10 × ca. 4 mm, glabrous; androecium zygomorphic; stamens numerous; filaments 0.9-1 mm, fused below into a short column; anthers obovoid. Pistillate flowers unknown. Capsule broadly ovoid, 8-9 × 10-12 mm, pilose, 1-loculed with parietal placentation; styles 3, 1-1.2 mm, persistent; wings 3, unequal, triangular, pilose, apex orbicular. Fl. Feb-Sep.
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