A trailing climber, with smooth stem and branches, old branches somewhat woody; bark dark brown, peeling off in strips, tendril simple, glabrous, bifurcate, not tapering or forming adhesive disc at end. Leaves 4-8 x 3-6 cm, simple, cordate, ovate, sometimes deeply 3-5 lobed crenate-serrate, long acuminate, glabrous on both sides or bearded at the axil of the nerves beneath, membranous, mostly five nerved at the base; petiole 2-3 cm long, glabrous or ± tomentose, stipules oval, caducous. Inflorescence a thyrs, 2-3.5 cm long. Pedicel c.1.5 mm long. Calyx obscurely 5-lobed, minute, less than 1 mm across. Petals 5, c. 2 mm long. Stamens 5(-7). Ovary 4 celled with one ovule in each cell. Disc adnate to the base of ovary, style absent, stigma obscurely lobed. Berry black, globose 5-7 mm in diameter, 2-4 seeded. Seeds obovoid, black 3x3 4 mm.