Shrubs, usually ca. 2 m tall; bark gray, smooth; older branches glabrous; branchlets stout; young shoots densely brown glandular-setose. Petiole 15–30 mm, with scattered glandular setae; leaf blade leathery, narrowly elliptic to oblong-elliptic, 12–15(–20) × 4–5(–7) cm; base cuneate or subrounded; apex acute or acuminate; adaxial surface dark green; midrib grooved, prominent; lateral veins 16–18-paired. Inflorescence 7–9-flowered; rachis 40–50 mm, setose. Pedicel 2.5–4 cm, brown glandular-setose; calyx cupular, outer surface setose; corolla tubular-funnelform, rose, 3.5–4 cm, lobes 5, obovate, ca. 1.5 cm, emarginate; stamens 10, unequal, 2.5–3.5 cm, filaments glabrous; ovary ovoid, densely glandular and tomentose; style setose at base, stigma capitate. Capsule ovoid ca. 15 × 8 mm, persistently hairy. Fl. Apr, fr. Jul.
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