Lianas to 3 m. Branchlets angular, slightly pubescent. Petiole 5-9 mm; leaf blade oblong, 10-18 X 3.5-6 cm, papery, glabrous, base obtuse, apex acute; lateral veins 17-20 pairs, slightly prominent on both surfaces. Inflorescences axillary, 2-5-branched, 3.5-8 cm, pubescent; peduncle 2-3 cm; bracts and bracteoles narrowly elliptic, 2-3 mm, puberulent outside. Pedicel 2-3 cm. Flower buds narrowly oblong, short pubescent outside, acuminate. Sepals ovate, 3-3.5 ca. 2 mm, glabrous outside, ciliate, apex obtuse. Corolla white, ca. 1.2 cm, tube pubescent inside; lobes oblong; corona scales villous. Filaments pubescent. Ovary glabrous. Style filiform; pistil head conical. Fl. May.
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