Shrubs evergreen, usually epiphytic, 0.5–0.6 cm tall. Roots with beadlike swellings. Twigs terete, densely pubescent, glabrescent; bud scales caducous. Leaves dense; petiole ca. 2 mm, pubescent; leaf blade obovate, elliptic, or broadly ovate, 1.3–2 × 0.6–1(–1.4) cm, leathery, abaxially sparsely brown glandular hispid, adaxially glabrous, secondary veins 2 or 3 pairs from basal half, fine veins inconspicuous, base cuneate to broadly cuneate, margin revolute, entire, with 1 basal gland per side, apex rounded, emarginate. Flowers solitary or sometimes 2 together; bracts unknown. Pedicel ca. 3 mm, densely pubescent. Hypanthium densely hispid; calyx lobes triangular-ovate, ca. 2 mm, densely pubescent. Corolla greenish purple, broadly campanulate, ca. 5 mm, glabrous, lobed to middle; lobes reflexed at apex, oblong. Filaments ca. 1 mm, glabrous; anthers ca. 1.5 mm, with 2 subspreading spurs; tubules ca. as long as thecae. Berry 5–6 mm in diam., pubescent. Fl. May, fr. Sep–Nov.

Evergreen forests, usually epiphytic on trees; 1700–2200 (–2800) m. SC and SE Yunnan.