Shrubs climbing, glabrous. Twigs ?terete. Leaves scattered; petiole ca. 5 mm; leaf blade oblong, 8–15 × 2–5 cm, papery to thinly leathery, base cuneate, margin entire, apex acuminate to abruptly and shortly caudate. Inflorescences corymbose, 3–4 cm, 2–4-flowered. Pedicel 1.5–2.5 cm, enlarged apically. Calyx tube ca. 2.5 × 3 mm, not angled; limb divided to base; lobes ovate, 3–5 mm, apex acute. Corolla reddish, with dark violet zig-zag bands, ± tubular, ca. 2.5 cm; lobes green, ca. 4 mm. Filaments ca. 8 mm, hairy in upper part; anthers ca. 2.2 cm, tubules ca. 2 × as long as thecae, without spurs. Berry unknown. Fl. Nov.

Forests; 1000–2100 m. SE Xizang [India].