Description from
Flora of China
Shrubs 1.2–1.5 m tall. Twigs angled, 2–3 mm in diam., densely glandular hispid. Leaves crowded; petiole ca. 2 mm; leaf blade pale green abaxially, bright green adaxially, obovate or elliptic, 1.5–2.8 × 1–1.2 cm, leathery, glabrous, secondary veins ca. 3 pairs, inconspicuous, base cuneate, margin plane, crenate above middle, apex acute. Inflorescences axillary, 1- or 2-flowered. Pedicel ca. 8 mm, slender, densely villous, slightly expanded towards apex. Calyx tube green, narrowly obconic-campanulate, ca. 3 mm, villous; limb divided to base; lobes tri–angular-lanceolate, 3–4 mm. Corolla bright red, tubular, ca. 2.5 cm, glabrous; lobes spreading, pale or greenish, ovate-lanceo–late, 4–6 mm. Filaments ca. 4 mm, glabrous; anthers ca. 1.8 cm, thecae shortly caudate at base, tubules ca. 4 × as long as thecae, without spurs. Berry unknown. Fl. Apr–May.
Damp forests, epiphytic on trees; 600–900 m. S Xizang [NE India (Assam)].