Shrubs scandent. Stems to 3 cm in diam.; branchlets slightly purple, densely brown hispid when young, glabrescent. Petiole thick, 0.9-4 cm, brown tomentose; leaf blade abaxially glaucous, adaxially dark green, elliptic to narrowly ovate or broadly ovate to suborbicular, 6.5-16 cm, thickly papery, abaxially densely gray tomentose or yellow-brown pubescent, adaxially slightly long pilose only along veins, secondary veins 8-10 on both sides of midvein, abaxially prominent, base rounded to broadly cordate or broadly cuneate to obtuse, margin serrulate, apex acute to shortly acuminate. Thyrses 10-15 cm wide, many flowered; peduncle short; pedicels 1.5-2 mm, hirsute. Sterile flowers absent. Fertile flowers with calyx teeth triangular, ca. 0.5 mm, hirsute. Petals white, lanceolate, ca. 2 mm, apex acute. Stamens nearly equaling petals. Ovary turbinate, apex slightly projected and forming a short cone. Style thick. Capsule conical-turbinate, ca. 5 mm. Fl. Jun, fr. Oct.

* Forests; 2300-2900 m. NW Yunnan.