Shrubs or small trees, 2–5 m tall; branches cylindric, setose above. Petiole 2–5 mm, densely setose; leaf blade elliptic-oblong or oblong-lanceolate, 3.5–9 × 1.2–3.2 cm; base cordate; margin slightly revolute, acerose-serrate or acerose-hairy; apex acuminate or caudate-acuminate; both surfaces glabrous; midrib prominent abaxially, impressed and setose adaxially; lateral veins 9–12 pairs, abaxially obscure. Inflorescence subapical, 1-flowered. Pedicel 0.8–1.5 cm, glabrous; calyx shallowly lobed, ca. 2 mm; corolla funnelform, pale rose, 3.2–4 cm; lobes obtuse, oblong, 2–2.5 cm, glabrous; stamens 10, unequal, 1.5–3 cm, filaments pubescent at base; ovary cylindric, ca. 6 mm, glabrous; style slightly exserted, glabrous. Capsule cylindric, 40–45 × ca. 4 mm. Fl. Apr, fr. Sep–Nov.
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