Description from Flora of China
Shrubs pendulous. Twigs terete, 1–2 mm in diam., densely fuscous-setose. Leaves crowded; petiole ca. 1 mm; leaf blade drying grayish green adaxially, ovate or elliptic, 1.5–2.2 × 0.6–1.1 cm, rigidly leathery, glabrous, adaxially bullate, base broadly cuneate to rounded, margin very recurved, serrulate-denticulate, apex abruptly acuminate, nearly apiculate. Inflorescences subfasciculate, sometimes on older wood, 3–8-flowered. Pedicel 6–10 mm, glabrous, not expanded. Calyx tube obovoid, ca. 2 mm in diam., glabrous; limb divided ca. 1/2; lobes triangular, 1.5–2 mm, glabrous. Corolla cherry-red, globose-urceolate, 5–7 mm, strongly 5-angled, glabrous; lobes erect, triangular, ca. 0.5 mm. Filaments ca. 0.5 mm, glabrous; anthers 4–5 mm, thecae caudate at base, tubules ca. as long as thecae, without spurs. Berry globose, 3–5 mm in diam., glabrous. Fl. May.
Forests, epiphytic on trees; 2100–2400 m. SE Xizang (near Dirangzong) [NE India (Assam)].