Stems up to 15 m, creeping, scrambling or climbing, angled, unarmed or sparsely to densely prickly. Leaves up to 11 x 10 cm (often smaller), usually coriaceous, narrowly to broadly lanceolate, triangular, oblong or ovate-lanceolate (rarely reniform), often abruptly narrowed above the cordate, hastate or sagittate (rarely more or less truncate) base, unarmed or with prickles on petiole, margin and principal veins beneath; petiole not thickened towards apex. Flowers 5-30 in fascicles or subsessile umbels on terminal and axillary axes 2-15(-45) cm. Perianth-segments 2-4 mm. Berry red or black.