Description from Flora of China
Shrubs or trees, 6-8 m tall. Young branches dark brown, glabrous; current year branchlets terete, sparsely appressed pubescent; terminal buds pubescent. Petiole 4-6 mm, pubescent; leaf blade oblong to oblong-elliptic, 7-11 × 2-3 cm, thinly leathery, abaxially yellowish green when dry, sparsely appressed pubescent, and later glabrescent, adaxially dark green, glabrous, and shiny, midvein abaxially elevated and adaxially impressed, secondary veins 8-10 on each side of midvein, slender, abaxially raised, and adaxially obscure, base cuneate to broadly cuneate, margin closely serrulate, apex acuminate to acute. Flowers axillary, usually 2-5 in a cluster. Pedicel 3-4 mm, sparsely pubescent. Male flowers: sepals suborbicular, 1.5-2 mm, outside sparsely pubescent, apex rounded; petals ovate, ca. 3 mm; stamens ca. 16; anthers not locellate; pistillode pubescent. Female flowers: sepals similar to those of male flowers but slightly smaller; petals oblong, ca. 2.5 mm; ovary globose, sparsely pubescent, 5-loculed; style ca. 1.5 mm, 4- or 5-parted almost to base. Fruit dark purple when mature, globose, ca. 5 mm in diam., sparsely pubescent. Fl. Nov-Dec, fr. Jul-Aug.
Forests on mountain slopes or tops; 300-1200 m. Guangxi (Shiwan Dashan) [N Vietnam].