Description from Flora of China
Shrubs or small trees, 1–4 m tall; young shoots sparsely scaly, hispid. Petiole 5–15 mm, scaly, densely villous; leaf blade leathery, elliptic or elliptic-obovate, 4–8 × 2–4 cm; base broadly cuneate to rounded; apex obtuse to broadly rounded, sometimes emarginate, apiculate; abaxial surface pubescent, scales slightly more than their own diameter apart; adaxial surface sparsely scaly, densely long-hispid, hairs caducous. Inflorescence terminal, cymose, 2–4-flowered. Pedicel 1–2 cm, densely scaly, hispid when young, stout in fruit; calyx deeply 5-lobed; lobes 8–10 mm, long-ovate, sparsely scaly, hispid; corolla broadly funnelform, white, with yellow marks inside, 5–8(–9) cm, outer surface glabrous; stamens 10, unequal, long ones reaching to half way up corolla lobes; filaments pubescent below; ovary densely scaly, pubescent; style densely scaly below. Capsule cylindric, ca. 20 mm, densely scaly. Fl. Mar–Apr, fr. Sep–Oct.
Forests, forest margins in mountains, thickets; 1300–1500 m. Fujian, Guangdong, Guangxi, Guizhou, Hunan.