Climber. Twigs glabrous, yellowish brown, later on slightly scabrous by scattered lenticels. Leaves elliptic, 8-9 by 3.75-5 cm, subcoriaceous, glabrous, base rounded and slightly attenuate, apex rounded, more or less abruptly, shortly and bluntly acuminate; (sub)5-plinerved, the inner nerves diverging at c. 0.5 cm above the base; petioles 7 mm. Inflorescences axillary and (pseudo?)terminal, 2-4.5 cm long, rather dense and many-flowered, minutely tomentose. Calyx 1.5 mm, sepals broad, rounded, glabrous on both surfaces. Corolla rotate, 6 mm long, outside glabrous, inside the lower half of the linear-lanceolate lobes densely woolly, tube 2 mm long. Stamens inserted in the mouth, filaments 2 mm, glabrous, anthers oblong-lanceolate, 1 mm long, apiculate, glabrous. Pistil 4.75 mm, densely appressed-short-pubescent on the upper half of the ovary and the greater part of the style. Fruit unknown.