Description from Flora of China
Shrubs or small trees, evergreen, (0.4–)1–5 m tall, occasionally epiphytic, sparsely branched. Twigs angled, pubescent; bud scales inconspicuous. Leaves scattered; petiole 2–3 mm, pubescent; leaf blade ovate to oblong, 6–13 × 2.5–5.5 cm, leathery, both surfaces initially pubescent or glabrescent, abaxially persistently pubescent, adaxially subglabrescent, secondary veins 2–5 pairs, strongly ascending, evident on both surfaces, fine veins inconspicuous or evident on both surfaces, base rounded to slightly cordate, margin slightly revolute, entire, apex ± abruptly acuminate to 2 cm. Inflorescences racemose, 3–5(–9) cm, glabrous or pubescent, many flowered; bracts caducous, broadly ovate, 6–8 mm, ciliate. Pedicel 2–6 mm, glabrous or pubescent. Calyx ca. 1 mm, glabrous; lobes triangular, 1–1.5 mm. Corolla pinkish or yellow-green, tinged with pink, urceolate or campanulate, 4–5 mm; lobes recurved, ca. 2 mm. Filaments ca. 1 mm, with sparse hairs; anthers 3–4 mm, with 2 erect spurs; tubules 1.5–2 × as long as thecae. Berry 10-pseudoloculed, dark purple, 4–6 mm in diam. Fl. May–Jul, fr. Jun–Sep.
Forests, rocks in forests, occasionally epiphytic on trees, thickets; 700–2000 m. SE Guizhou, C and S Sichuan, NE Yunnan.