Vines herbaceous. Stems sulcate, puberulent; tendrils usually unbranched, sometimes 2-branched. Leaves: petiole 15–45 mm, usually villous-hirsute, sometimes villous, moderately to densely short stipitate-glandular; blade ovate to deltate or pentagonal, shallowly to deeply palmately 3–5-lobed, 4–11(–15) × 4–12(–17) cm, terminal lobe ovate-trullate, broadest at base or near middle, sometimes sublobed, base angular-cordate, margins denticulate to serrulate, surfaces sparsely villosulous to hirsutulous (not white-sericeous abaxially). Flowers: sepals linear, 1–2 mm; petals white to cream, corolla 6–10 mm; pistillate and staminate flowers 1–3(–5), axillary. Fruits 1–3(–5), red to scarlet, ellipsoid-cylindric, 1–1.6(–2) cm; peduncle 1–4 mm. Seeds 3–12, 6–8 mm.
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