Description from Flora of China
Shrubs 1.5–3 m tall. Twigs angled, ca. 5 mm in diam., glabrous. Leaves scattered; petiole dark red, 5–10 mm; leaf blade oblong-elliptic, elliptic, or elliptic-lanceolate, 9–22 × 3–10 cm, thickly leathery, glabrous, secondary veins 15–18 pairs, raised abaxially, flat adaxially, marginal vein distinct, base cuneate or broadly cuneate, margin plane, sparsely dentate, with 1 large basal gland per side, apex acute or shortly acuminate. Inflorescence corymbose-racemose, cauliflorous, ca. 1.3 cm, ca. 9-flowered; peduncle 5–7 mm, pubescent. Pedicel red, 1–2.5 cm, puberulous, slightly expanded at apex. Calyx tube 1.5–2 mm, puberulous; limb divided to 3/4; lobes pink, triangular-lanceolate, 2.5–3.5 mm. Corolla pink, with dark red zig-zag bands, tubular, 2.5–3 cm, densely puberulous, 5-angled; lobes recurved, green, triangular-lanceolate, 4–5 mm. Filaments 1.5–2 mm, pubescent; anthers ca. 2.5 cm; thecae densely papillate, base puberulous, tubules ca. 4 × as long as thecae, with 2 reflexed spurs ca. 1.5 mm. Berry unknown. Fl. Jun–Nov.
Rain forests, evergreen forests, epiphytic on large trees; (900–) 1200–1600 m. SE Xizang, NW Yunnan [Myanmar].