Herbs, perennial, with woody caudex, usually monoecious, rarely dioecious, 1–5 dm; branching not phyllanthoid. Stems terete, not winged, glabrous. Leaves spiral, all well developed; stipules auriculate, pink or red to medium brown, with hyaline margins; blade narrowly oblong to obovate, 5–10 × 1.5–5 mm, base obtuse, apex acute to mucronulate, both surfaces glabrous or scabridulous. Inflorescences cymules or flowers solitary, unisexual or bisexual, with 1(–2) pistillate flowers and/or 1–3 staminate flowers. Pedicels: staminate 1.5–3.5 mm, pistillate spreading in fruit, 2.5–7 mm. Staminate flowers: sepals (5–)6, greenish yellow, sometimes suffused with red, with white margins, flat, 0.7–1.3 mm; nectary extrastaminal, 6 glands; stamens 3, filaments connate 2/3 length. Pistillate flowers: sepals (5–)6, green with white margins, flat, 1.5–2.5 mm, pinnately veined; nectary annular, 6-lobed. Capsules 2.7–3.2 mm diam., smooth. Seeds uniformly brown, (1.1–)1.2–1.4(–1.5) mm, irregularly verrucose. 2n = 16.
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