Herbs perennial, dioecious, 20-30 cm tall, glabrous. Stems ascending or erect, simple or rarely branched. Leaves alternate; nanophylls absent; stipules subulate, 5 × 0.1-0.2 mm, with cystoliths; petiole 0-2.5 mm; leaf blade obliquely elliptic or elliptic-obovate, 7-13 × 3-5 cm, papery, major basal lateral veins absent and venation pinnate, cystoliths conspicuous, dense; base with broader half broadly cuneate, margin dentate or denticulate, apex acuminate. Female inflorescences in pairs, 4-5 mm in diam.; peduncle 0.5-1 mm; receptacle 2-or 3-lobed, ca. 2 × 1 mm; bracts lanceolate-linear; bracteoles linear. Achenes ovoid, 10-ribbed. Fl. Jan-Feb.
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