Shrubs, 2–4 m tall; young shoots densely glandular-scaly, hispid or not. Petiole 5–10 mm, scaly and hispid; leaf blade leathery, ovate, ovate-oblong or elliptic-oblong, 3–8 × 1.5–3.5 cm; base rounded to cuneate; apex acute, apiculate; abaxial surface pale green, scales 0.5–1 × their own diameter apart, unequal, yellowish brown or brown; adaxial surface deep green, sparsely scaly, pubescent along midrib. Inflorescence terminal, shortly racemose, 2–5-flowered; rachis 2–3 mm. Pedicel 1–1.5 cm, scaly, hispid or not; calyx lobes 0.5–1 mm, rounded or triangular, densely scaly; corolla broadly funnelform-campanulate, purple or deep purplish red, inside with deep red spots, 3–4 cm, outer surface sparsely scaly, glabrous or with tube pubescent; stamens unequal, 2–3.6 cm, longer than corolla; filaments pubescent below; ovary 5-locular, densely scaly; style long, glabrous. Capsule cylindric, 12–18 mm. Fl. May–Jun, fr. Sep–Oct.
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