Description from Flora of China
Shrubs 1-2 m tall, usually climbing; bark yellow-brown, gray-brown, or brown. Branchlets slender, pubescent when young, glabrescent. Petiole 0.5-7 cm, unequally paired, pubescent; leaf blade oblong to elliptic, 4-17 X 2-7 cm, pairs usually unequal, thinly papery to papery, pubescent, base broadly cuneate to truncate, margin entire and ciliate, apex acuminate to short caudate; veins 5-7 pairs, midvein and lateral veins distinct. Panicles of thyrsoid cymes, 3.5-11 cm; bracts lanceolate, 0.5-2 cm, apex acuminate. Calyx ca. 0.7 mm, deeply 5-lobed, outside pubescent; lobes narrowly lanceolate, ca. 5 mm. Corolla greenish to yellowish greenish, outside pubescent; tube slender, ca. 1.5 cm; lobes 6-8 mm. Stamens and style exserted. Fruiting calyx slightly inflated, reflexed. Drupes red, globose, ca. 6 mm. Fl. and fr. Aug-Nov.
Dense forests on mountain slopes; 500-1100 m. S and SW Yunnan [Laos, Thailand].