Subshrubs, 1.2–5 dm. Stems erect to trailing, gray-green, apex often flexuous. Leaves: petiole 4–20(–30) mm; blade usually triangular to subhastate, sometimes ovate, 1–4.5 × 0.8–3 cm, base cordate, hastate, or truncate, margins crenate to serrate, apex acute to obtuse. Inflorescences terminal or axillary, glands absent, staminate flowers 5–16 per raceme; staminate bracts 0.9–2 mm. Pedicels: staminate 0.7–1.2 mm, persistent base 0.2–0.8 mm; pistillate 1.5–4 mm in fruit. Staminate flowers: sepals 3–4, green, 0.9–1.2 mm; stamens 3–4, filaments 0.2–0.7 mm. Pistillate flowers: sepals lanceolate, 1–2.5 mm; styles connate to 1/3 length, short-exserted; stigmas undulate to subpapillate. Capsules 7–8 mm wide. Seeds brown with tan mottling, 2.5–3.5 mm. 2n = 110.
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