Climbing shrub. Branchlets puberulous, glabrescent. Leaves chartaceous to subcoriaceous, when dry the upper surface light-brown, glabrous and shining, the lower surface somewhat paler, dull, sparsely puberulous, glabrescent; ovate-(rarely elliptic-)oblong, 5.5-11 by 3-5 cm; base acute to obtuse; apex acute to ± acuminate; nerves 11-15 pairs, slightly ascending towards the cartilaginous margin and united with it, elevated beneath, slightly elevated or plane above; veins slightly elevated beneath, plane or slightly impressed above; petiole 5-8 mm, densely puberulous. Inflorescences in the upper axils, up to 28 cm long, densely puberulous; leafy bracts oblong, 2.5-6 by ¾-2 cm. Pedicels 3-5 mm. Flowers pale-green, c. 1 cm long. Floral tube cylindric and distinctly costate inside, c. 8 mm long, densely puberulous outside, glabrous inside, twisted after anthesis. Calyx lobes oblong, c. 2 mm long, densely puberulous outside and on the margins or sometimes the whole surface inside. Petaloid appendages oblong, membranous, emarginate or slightly erose at the top, ⅓-1 mm long. Stamens of the upper series 1.5-2 mm long with filaments as long as or longer than the anthers, those of the lower series c. 1 mm long, sessile or shortly filamentous; anthers c. 0.5 mm long, obtuse or slightly apiculate. Ovary ovoid or ovoid-oblong, c. 2.5 mm long, densely pubescent; style filiform, c. 1.5 mm; stigma obovoid, papillose. Fruit ovoid, 1.5 by 1 cm.
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