Description from Flora of China
Shrubs or small trees, evergreen, 1–6 m tall, much branched. Twigs terete, densely puberulous, glabrescent; bud scales inconspicuous. Leaves scattered; petiole 2–3 mm, densely puberulous or subglabrous; leaf blade ovate-lanceolate, rarely lanceolate, 3–7 × 1.5–2.5 cm, thinly leathery, adaxially puberulous on midvein, otherwise glabrous, secondary veins 5 pairs, fine veins raised abaxially, flat adaxially, base rounded to cuneate, margin plane, denticulate, apex acuminate or caudate-acuminate. Inflorescences racemose, 1.5–4 cm, densely puberulous, 8–16-flowered; bracts caducous, broadly ovate, ca. 3 mm, margin fimbriate. Pedicel 1–1.5 mm, densely puberulous. Hypanthium pubescent; calyx lobes ovate-triangular or suborbicular, 0.5–1 mm, glandular fimbriate. Corolla white, tubular, ca. 6 mm, glabrous; lobes reflexed. Filaments ca. 1.5 mm, pilose; anthers ca. 1.5 mm with 2 inconspicuous spurs; tubules 1–1.5 × as long as thecae. Berry 10-pseudoloculed, ca. 4 mm in diam., pubescent, glabrous when mature. Fl. Feb–Apr, fr. May–Oct.
Valley forests, thickets, ridges; 1000–2300 m. Guizhou, SE Yunnan.