Climber. Branchlets terete or weakly angled, not lenticellate, glabrous. Leaves opposite or in whorls of 3; petiole 0.2-0.9 cm long, glabrous; blade coriaceous or subcoriaceous, elliptic to obovate, 2.9-13.6 by 0.8-6.3 cm, 1.75-2.8 times as long as wide, apex obtuse to acuminate, not mucronate, base acute or cuneate, margin weakly undulate or not, glabrous beneath and above, not punctate beneath, secondary veins 18-56 pairs, 60-75° from midrib. Inflorescence axillary or terminal, of unbranched pleiochasia or short congested to laxer compound pleiochasia, delicate or robust, sparsely puberulent in upper parts to densely puberulent all over, 2.2-3.3 cm long; peduncle 0.3-1 cm by 1.1-2.1 mm; bracts and bracteoles stiff and apparent, bracts persistent, deltoid, 1.4 by 0.9-1.4 mm; bracteoles one immediately beneath calyx or on pedicel; flowers 2-9; pedicels 0-1.6 mm long. Sepals not fleshy, ovate, 1.4-2.2 by 1.2-1.6 mm, 1-1.8 times as long as wide, apex acute, ciliate, sparsely or densely puberulent. Corolla white; tube cylindrical, 8.5-11.2 by 1.5-1.9 mm, 5-6.4 times as long as sepals, 4-5.1 times as long as lobes, glabrous outside, continuously pubescent except for base inside; lobes elliptic, ovate or orbicular, apex rounded or obtuse, base auriculate, 2-2.6 by 1.7-2.3 mm, 1.1-1.2 times as long as wide, glabrous outside and inside, not ciliate. Stamens inserted at 6.7-8.8 mm from corolla base which is 0.74-0.82 of tube length; filaments 0.7-0.9 mm long; anther apex 0.6-0.8 mm from corolla mouth, anthers 1.1-1.2 by 0.5-0.6 mm. Ovaries 1.1-1.2 mm high, densely pubescent all over; style 6.6-8 mm long; style head 0.5 mm long. Fruit orange turning black, stalks 3-4.5 mm long, with 1 or 2 articles in each string, 3.5-4 mm between articles, glabrous or sparsely puberulent at ends, articles with thin flesh, 4.7-7.9 by 7.9-9.4 mm, ellipsoid, symmetrical, rounded or obtuse at apex. Seeds ovoid, 8.4-9.8 by 6.4-6.7 by 5.7-5.8 mm.
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