Description from Flora of China
Shrubs or trees, 2-10 m tall. Young branches yellowish brown to grayish brown, 2-ribbed, glabrous; current year branchlets pale green, 2-ribbed, sparsely pubescent when young but glabrescent or subglabrous; terminal buds yellowish brown pubescent. Petiole 2-5 mm, abaxially sparsely pubescent or glabrous, adaxially grooved; leaf blade oblong-elliptic, elliptic, or oblong-oblanceolate, 6-9 × 2-3.2 cm, leathery, abaxially pale green, adaxially green and shiny, both surfaces glabrous or abaxially sparsely pubescent along midvein, midvein abaxially elevated and adaxially impressed, secondary veins 7-10 on each side of midvein and slightly raised on both surfaces, base cuneate, margin closely serrulate, apex abruptly shortly acuminate to acute and with an obtuse tip. Flowers axillary, 2 or 3 in a cluster. Pedicel 2-2.5 mm, glabrous. Male flowers: bracteoles ovate; sepals suborbicular, 2-2.5 mm, membranous, margin brown glandular; petals obovate-oblong, ca. 4 mm; stamens 15-18; anthers 3-5-locellate; pistillode glabrous. Female flowers: sepals similar to those of male flowers but slightly smaller; petals oblong, 2-2.5 mm; ovary globose, glabrous; style 3-3.5 mm, apically 3-lobed. Fruit globose, ca. 4.5 mm in diam., with 4-7 seeds per locule. Seeds brown, shiny. Fl. Dec-Jan, fr. Jun-Jul.
● Forests; 1400-2400 m. C and S Yunnan.