Description from Flora of China
Shrubs 30–90 cm tall, pendulous. Rootstock tuberous. Twigs 1–2 mm in diam., rounded, densely spreading to ascending brown setose. Leaves crowded; petiole ca. 1 mm, puberulous; leaf blade elliptic, 0.7–2 × 0.5–1 cm, leathery, glabrous, secondary veins 1 or 2 pairs, inconspicuous, base cuneate or rounded, margin recurved, remotely serrulate, apex obtuse or acute. Flowers solitary, axillary. Pedicel 1.5–1.8 cm, densely pubescent, glandular pubescent, tomentellate, or glabrous. Calyx tube ca. 4 mm, pubescent, tomentellate, intermixed glandular setose, or glabrous; limb divided 1/2–3/4; lobes triangular, 1.5–3 mm. Corolla light crimson, tubular, 2–3 cm, glabrous; lobes spreading, dark green, triangular, 7–8 mm. Filaments 0.8–1.5 mm, glabrous; anthers 1.3–1.7 cm, thecae apiculate at base, tubules ca. 1.5 × as long as thecae, without spurs. Berry red, 5–8 mm in diam. Fl. Jan–Jun, fr. May.
Evergreen or shaded forests, epiphytic on trees, hills, cliffs, ledges, boulders, rocks; 1500–3000 m. SE Xizang, W Yunnan [N Myanmar (Kachin)].