Slightly woody climber to 3 m long; young branches densely pubescent. Leaves triangular in outline, pubescent; petiole 0.3–2(–3) cm long; terminal leaflet ovate, 1.5–5.2 x 0.5–4.5 cm, crenate to serrate to deeply lobed, acuminate to acute and apiculate at the apex, attenuate to truncate at the base. Inflorescences corymb-like to paniculate; peduncle below tendrils (2–)3–12 cm long, above 2–13 mm long; flower-bearing part either of 3–5-flowered corymb-like thyrses with peduncles 2–14 mm long, or a paniculate thyrse with 4–15 mm long axis and 6–12 raceme-like thyrses, 2–11 mm long; pedicels 2–4 mm long. Outer sepals broadly elliptic to subcircular, 1.5–2 x c. 1.5 mm, inner elliptic, 3–5.5 x 2–3 mm. Petals white, elliptic, (3–)4–6 x 2–3 mm. Stamens 8; filaments 3–4 mm long, pilose. Ovary 2–3 mm long; style 0.5–1 mm long; stigma c. 0.5 mm long. Fruit ovoid or ellipsoid in outline, (2–)2.5–3.5(–4) x (1.5–)2–3.3 cm. Seeds c. 5 mm in diam., with a reniform hilum.