Shrubs, 0.9–3 m tall; young shoots thin, purple, scaly, pubescent. Petiole 3–12 mm, sparsely scaly; leaf blade thinly leathery, elliptic or oblong, ovate-oblong or ovate-lanceolate, 1.3–5 × 0.9–2.5 cm; base broadly cuneate or rounded; apex acute, apiculate; abaxial surface pale brown or pale yellow, scales 1–4 × their own diameter apart, large, dimorphic, golden, glabrous; adaxial surface deep green or olive-green, scaly, otherwise glabrous. Inflorescence terminal, umbellate, 3–6-flowered. Pedicel slender, 1.3–2.5 cm, sparsely scaly; calyx lobes 5, 1–2 mm, ovate or triangular, sparsely scaly; corolla broadly funnelform-campanulate or campanulate, white or pale red, inside with deep red spots, 1.5–2.5 cm, outer surface scaly, without hairs; stamens 10, unequal, 1.2–2.5 cm; filaments pubescent below; ovary 5-locular, densely scaly; style as long as or slightly shorter than corolla, scales absent, usually glabrous, rarely pubescent at base. Capsule cylindric, 7–15 mm, densely scaly. Fl. May–Jun, fr. Sep–Oct.