Shrubs scandent, 2-3 m. Branchlets striped, glabrous to densely villous. Leaves opposite, 3-foliolate or sometimes simple; petiole 0.5-4 cm; Leaf and leaflet blade ovate, elliptic, to lanceolate, leathery, glabrous or abaxially pubescent, 3-veined, base rounded or subcordate, sometimes cuneate, apex acuminate to caudate-acuminate; blade of simple leaves 5-17 × 2-5 cm; terminal leaflet blade (3-)6-12.5 × 1.3-4 cm, with petiolule 0.8-2.5 cm, lateral ones 2-7.5 × 0.8-2.5 cm, with petiolule 0.5-5 mm. Corymbs or corymbose cymes terminal or axillary, 3-13-flowered, glabrous to pubescent; bracts linear, 0.5-8 mm. Pedicel 0.5-4 cm, along with calyx glabrous to densely pubescent. Calyx lobes deltate or sharply so, usually less than 2 mm. Corolla white; tube 1.2-1.8 cm; lobes 5 or 6, 4-7(-10) mm. Berry ripening purple-black, ellipsoid or subglobose, 0.8-1.2 cm × 5-12 mm. Fl. May-Oct, fr. Aug-Dec.
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