Shrubs scandent, 1-5 m, glabrous or sparsely pubescent. Branchlets terete. Leaves opposite, simple; petiole 2-10 mm, articulate; leaf blade ovate to lanceolate, 2.5-13 × 0.7-6 cm, papery, 3-or 5-veined from base, base broadly cuneate to truncate, rarely subcordate, apex acute to acuminate. Flowers terminal or axillary, solitary or in 3-5-flowered cymes; bracts linear, 1-13 mm. Pedicel 1-10 mm. Calyx lobes 7 or 8, linear, (0.5-)1-1.7 cm, often enlarged in fruit. Corolla white, salverform; tube 1.3-2.6 cm; lobes 8-10, lanceolate, (0.8-) 1.5-2.5 cm. Berry red becoming black, globose, 0.7-2 cm × 5-13 mm. Fl. Mar-Jul, fr. Apr-Oct.
Rather humid, forested areas. Slopes, thickets, mixed forests; at elevations below 2,000 metres.