Trees to 5 m tall, evergreen. Current year branchlets glabrous or puberulent. Petiole 1-1.5 cm, pubescent when young, wings 1.5-2 mm wide; leaf blade obovate to obovate-oblong, 7-12 × 3-4.5 cm, leathery, abaxially appressed pubescent when young but glabrescent and reddish brown glandular punctate, secondary veins 10-15 on each side of midvein, base asymmetrically slightly cordate, margin entire, apex obtuse to emarginate. Flowers solitary or to 4 in a short raceme, ca. 2.5 cm in diam. Pedicel 3-5 mm, pubescent; bracteoles 2, caducous, ovate to lanceolate, ca. 5 mm. Sepals obovate to suborbicular, 6-8 × 4-6 mm, outside grayish white appressed pubescent, apex rounded. Petals 5, white, broadly obovate to obovate, ca. 1.2 cm, basally slightly connate, margin serrate. Stamens numerous; filament whorls basally connate. Ovary glabrous. Capsule conic, 8-12 × 6-8 mm; pedicel ca. 5 mm. Fl. Jun-Jul, fr. Sep-Oct.
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