Woody climber to 60 m. Branchlets glabrous, very rarely minutely puberulent; lenticellate. Leaves: petiole 0.4-1.7 cm long; blade elliptic, ovate or oblong, 2.6-20.5 by 0.9-7 cm, 1.5-4.2 times as long as wide, apex obtuse to acuminate, base rounded to cuneate, subcoriaceous to thickly coriaceous, glabrous, 9-24 pairs of secondary veins at 60-85°, reaching margin or anastomosing shortly before it, tertiary venation of 1, rarely to 3, intercalated veins and then with further reticulate venation or almost obscure. Inflorescence axillary, rarely up to 3 in one leaf axil; axis shorter or as long as subtending petiole, to 1.7 cm long; axes glabrous; 5-19 flowers per inflorescence; pedicel 0.8-3.7 mm long. Sepals ovate, 0.9-1.8 mm long, lobes 0.5-1 by 0.4-0.7 mm, 1-2.5 times as long as wide, apex obtuse to acuminate, glabrous, ciliate. Corolla white or greenish; tube inflated, 1.2-3 by 0.9-1.2 mm, 2-2.7 times as long as calyx, 0.6-1.2 times as long as lobes, glabrous outside and inside; lobes 1.5-4.5 by 0.6-1.3 mm, 2.5-3.3 times as long as wide, oblong or elliptic, apex rounded to obtuse, glabrous outside and inside. Stamens inserted at 0.6-1.7 mm from corolla base which is 0.4-0.63 of tube length; filaments 0.3-0.6 mm long; anthers 0.4-0.9 by 0.3-0.5 mm. Ovary 0.5-0.8 mm high; style 0.3-0.5 mm long, not impressed on ovary; style head 0.1-0.2 mm long, apex 0.1-0.2 mm long. Fruit globose to ovoid, 1.9-14 by 1.9-14 cm, pale green, yellow, orange or reddish. Seeds 1.2-2.4 by 0.6-1.4 by 0.6-1.1 cm.
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A woody climber. The fruit are round and bright orange. The seeds are large and flat.