Description from Flora of China
Vaccinium oreotrephes W. W. Smith; V. viburnoides Rehder & E. H. Wilson.
Shrubs evergreen, 30–70 cm tall, many branched. Twigs angled, densely grayish brown pubescent, glabrescent, with scattered lenticels; bud scales inconspicuous. Leaves rather dense; petiole ca. 3 mm, pubescent; leaf blade oblong or obovate, 2–5 × 0.9–2.7 cm, leathery, adaxially densely pubescent on midvein, otherwise subglabrous on both surfaces, secondary veins 4 or 5 pairs, ascending, with fine veins inconspicuously raised abaxially, impressed adaxially, base cuneate or broadly cuneate, margin plane, with glandular teeth, apex rounded, mucronulate. Inflorescences axillary or terminal, racemose, 1–2 cm, pubescent, ca. 6-flowered; bracts caducous, ovate-orbicular, sometimes leaflike, 0.7–2 cm × 5–8 mm. Pedicel ca. 6 mm, glabrous. Hypanthium ca. 1.5 mm, glabrous; calyx limb divided to 1/2; calyx lobes broadly triangular or undulate, 0.3–0.6 mm. Corolla pinkish, with red limbs, urceolate, ca. 6 mm, glabrous; lobes recurved, ca. 0.8 mm. Filaments 1.3–2 mm, densely spreading pubescent; anthers ca. 2.3 mm, with 2 erect spurs; tubules ca. as long as thecae. Berry 10-pseudoloculed, dark blue, 5–9 mm in diam. Fl. Jul, fr. Aug–Nov.
Mixed forests, forest margins, alpine thickets; 3000–3400 (–4300) m. W Sichuan, SE Xizang, W Yunnan.