Climber. Branchlets terete to strongly angled, sparsely lenticellate or not, glabrous to densely and minutely puberulent, sometimes glabrescent. Leaves in whorls of 3 or 4; Inflorescence axillary or terminal, large lax panicles frequently branched, robust, sparsely to densely puberulent, pale-coloured, 9.5-16 cm long; Sepals fleshy or not, ovate, 2.1-2.9 by 1.2-2.4 mm, 1-1.8 times as long as wide, apex obtuse or acute, ciliate, sparsely or densely puberulent. Stamens inserted at 1.3-2.2 mm from corolla base which is 0.39-0.47 of tube length; Ovaries 0.7-1 mm high, densely pubescent all over; Fruit ochraceous ripening purplish brown, stalks 1.5-6.2 mm long, with 1 or 2 articles in each string, 0-5 mm between articles, sparsely puberulent all over, articles dry smooth or with thin flesh, 11.5-19 by 8.7-13 mm, ellipsoid, subglobose or cylindrical, symmetrical, apex rounded, obtuse or apiculate. Seeds 9.4-11.9 by 6.6-8.7 by 5.4-7.8 mm.
Markgraf (1977) interpreted this species in rather a different way to its treatment here. Further discussion can be seen in Middleton (2000).