Shrubs or small trees, 2–8 m tall; bark gray; branchlets stout, 6–10 mm in diam., with slight gray waxy dust. Petiole flat, 1–2 cm, up to 10 mm wide; leaf blade thickly leathery, broadly elliptic or suborbicular, 9–13 × 5.5–7.5 cm; base obtuse to rounded, decurrent along petioles; apex rounded, sometimes apiculate; abaxial surface with minute punctulate hair-bases when mature, otherwise glabrous; adaxial surface dark green; midrib slightly raised on both surfaces; lateral veins 12–18-paired, glabrous. Inflorescence lax, 12–15-flowered; rachis 40–60 mm, slightly glandular. Pedicel 1.7–3.7 cm, glabrous or glandular; calyx rimlike, fleshy; lobes 7, ca. 2 mm, undulate, glabrous; corolla funnel-campanulate, pinkish, lacking markings; lobes 7, suborbicular, ca. 1.6 × 2–2.5 cm; stamens 12–14(–16), filaments puberulent near base; ovary ovoid, ca. 6 mm, densely glandular-hairy; style ca. 3.7 cm, glandular-hairy to tip, stigma discoid, 3–5 mm in diam. Capsule cylindric, ca. 15 × 8–9 mm, densely glandular. Fl. Apr–May, fr. Aug–Sep.
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