Stem firm, wide-climbing, terete, striated, glabrous. Petioles 1–2 in. long, firm, glabrous. Tendrils copious, slender, branched, glabrous. Leaves with 5 leaflets, all on short stalks, the terminal one oblong-obovate, pointed, 2–4 in. long, 3/4–1 in. broad, the edge inciso-crenate, the lower half narrowed but the base rather rounded, the lateral ones similar but smaller, the basal pair deflexed, texture firm-herbaceous, both sides quite glabrous, upper surface shining, lower paler. Flowers in copiously compound cymes 2–4 in. broad. Pedicels 1/8 in. or more long, naked or glandular. Calyx 1/2 line broad, glabrous, cyathiform, not lobed. Corolla 1/8 in. long, cylindrical, constricted. Petals and stamens 4. Style subulate, 1 line long. Berries turbinate, black, glabrous, 1/4– 3/8 in. long when dried.
