Shrubs or trees, 1-5 m tall. Branchlets dark brown when dry, 4-angled. Petiole 3-6 mm; leaf blade narrowly lanceolate, 6-13 × 1-1.8 cm, leathery, abaxially brownish green when dry, adaxially grayish brown and not glossy when dry, secondary veins numerous, 1-1.5 mm apart, 45°-60° from midvein, abaxially slightly raised, and adaxially inconspicuous, intramarginal veins ca. 0.5 from margin, base narrowly cuneate and decurrent, apex acuminate. Inflorescences axillary or in leaf axils apically on branches, cymes, 1-1.5 cm, several-flowered. Flower buds ca. 4.5 mm. Flowers white. Hypanthium obconic, ca. 3 mm. Petals coherent. Stamens 3-4 mm. Style equal length to stamens. Fruit bluish black, ellipsoid, 7-8 × 5-6 mm, apically covered with 1-1.5 mm persistent calyx limb. Fl. Jun-Oct, fr. Nov-Jan(-Jun).

Broad-leaved evergreen forests, open forests, scrub, mountain valleys, riversides; (100-)600-1200 m. Guangxi, Hainan, Yunnan [Vietnam].