密叶杜鹃 mi ye du juan

Shrubs, 0.3–1.3 m tall; young shoots slender, purplish brown, densely glandular and scaly. Petiole ca. 2 mm, scaly; leaf blade leathery, obovate or oblanceolate, 0.6–1.0 × 0.4–0.5 cm; base cuneate; margin revolute; apex emarginate, apiculate; abaxial surface pale green, scales 2–4 × their own diameter apart, concave, brown; adaxial surface green; lateral veins inconspicuous on both surfaces. Inflorescence terminal, 1-flowered. Pedicel 1.3–1.5 cm, scaly; calyx rounded or inconspicuously 5-lobed, small, scales present; corolla campanulate, 5-lobed, golden, ca. 0.8 cm, outer surface sparsely glandular-scaly; lobes oblong, ca. 0.55 cm; stamens 10; filaments sparsely pubescent in lower 1/2; ovary scaly, densely pubescent; style persistent, down-curved, 2–4 mm, glabrous; stigma capitate. Capsule cylindric-elliptic, 5-lobed, 7–11 mm, brown-scaly, densely pubescent.

Mixed forests and thickets in rocky mountains; 1000–1800 m. SE Yunnan [Vietnam].