Description from Flora of China
Shrubs 15–20 cm tall. Stems initially decumbent or erect, slender, ultimately many branched, fastigiate, glandular. Leaves assurgent; leaf blade ovate or triangular-ovate, 2.5–3 × 1–1.2 mm, leathery, abaxially nitid, glabrous, deeply furrowed, furrow 1/3–1/2 length, subglabrous within, adaxially concave, glabrous, base lobed, margin membranous and fimbriate, apex acute, distinctly apiculate. Flower nutant. Pedicel 3–8 mm, densely crisped-tomentose. Calyx purple-red; lobes oblong or ovate, ca. 3 mm, margin membranous. Corolla white, campanulate, 5–7 mm; lobes erect, ovate-triangular, ca. 2 mm. Stamens ca. 2.5 mm; filaments pilose; awns ca. 1 mm. Ovary ca. 1 mm in diam. Capsule unknown. Fl. May–Aug.
Rhododendron thicket margins, mossy and rocky places; 3800–4000 m. WC Sichuan (Baoxing).