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Leaf-lamina 2–10 × 2–9·5 cm., triangular, subhastate, ovate or broadly ovate in outline, cordate, mem-braneous, rather densely hispid-setulose above and beneath, especially on the veins, unlobed or usually palmately 3–5-lobed, the lobes usually triangular, obscurely and remotely to rather closely and conspicuously sinuate-denticulate, the central usually much the largest, often acuminate, obtuse to acute, apiculate, the lateral often much shorter and blunter.
male flowers 3–6 in each fascicle, rarely solitary; pedicels 3–15 mm. long, slender, setulose. Receptacle-tube 2–6·5 mm. long, hispid externally; lobes 1–6 mm. long. Corolla-lobes 2·5–11 mm. long, pale yellow to pale orange-yellow, rounded, apiculate.
Fruit 1·5–2·7 × 1·3–2·1 cm., ovoid to ellipsoid, usually shortly rostrate, green or yellow; fruit-stalk 1–2·5 cm. long.
Female flowers on 3–10 mm. pedicels; ovary 4–8 × 2–4 mm., ovoid, densely setulose; perianth as in male flower.
Stems retrorsely setulose, prostrate or scandent to 3 m.
Seeds 5–6·5 × 3–3·5 × 0·6–1 mm., obscurely foveolate.
Petioles 2·5–11·5 cm. long, retrorsely setulose.
