Shrubs or trees, 4.5-8.5 m tall. Young branches grayish brown, glabrous or subglabrous; current year branchlets terete, densely grayish brown spreading villous; terminal buds densely villous. Petiole ca. 1 mm, villous; leaf blade oblong-lanceolate to oblong-ovate, 5-10 × 2-2.7 cm, thinly leathery, abaxially pale green and sparsely pubescent but villous along midvein, adaxially green and glabrous, midvein abaxially elevated and adaxially impressed, secondary veins, 10-12 on each side of midvein, abaxially raised, and adaxially impressed, base unequally cordate, margin closely serrulate, apex long acuminate. Flowers axillary, solitary or to 3 in a cluster. Pedicel ca. 1 mm, densely villous. Male flowers: bracteoles ovate-orbicular, 2-3 mm, apex rounded and mucronate, outside densely pubescent, margin ciliolate; petals white, obovate-oblong, 4-5 mm; stamens ca. 15; anthers not locellate; pistillode glabrous. Female flowers: bracteoles and sepals similar to those of male flowers but slightly smaller; petals white, ovate, ca. 3 mm; ovary ovoid, glabrous, 3-loculed; style 4-4.5 mm, apically 3-lobed. Fruit purplish black when mature, globose to ovoid, 5-6 × 4-5 mm, glabrous. Seeds blackish brown, reniform to orbicular-reniform, shiny. Fl. Nov-Dec, fr. Jul-Sep.

● Forests on mountain slopes or in valleys; 1500-2900 m. S and SE Yunnan.