Shrubs or trees, 2-8 m tall, 9-30 cm d.b.h. Young branches grayish brown; current year branchlets reddish brown, glabrous. Petiole 5-7 mm, glabrous; leaf blade elliptic to broadly elliptic, 5-12 × 3-5 cm, leathery, abaxially pale green and glabrous, adaxially dark green, shiny, and hirtellous along midvein or glabrescent, midvein raised on both surfaces, secondary veins 7-9 on each side of midvein, abaxially slightly raised, and adaxially visible, base rounded to obtuse, margin serrulate, apex acute to shortly acuminate and with an obtuse tip. Flowers solitary, axillary, fragrant, 6-7.5 cm in diam., subsessile. Bracteoles and sepals 10-12 or more, caducous, glabrous, margin ciliolate; outer bracteoles and sepals semiorbicular, 1-2 mm; inner bracteoles and sepals sepaloid, ovate to suborbicular, to 1 cm. Petals 5-8, white, nearly distinct, obovate, 3-6 × 1.5-3.5 cm, apically 2-parted for 7-10 mm. Stamens 1.2-1.7 cm, glabrous; outer filament whorl basally connate for 1-2 mm to nearly distinct. Ovary tomentose, 3-5-loculed; styles 3-5, 1-1.5 cm, glabrous, distinct nearly to base. Capsule globose to ovoid, 4-7 cm in diam., 3-5-loculed with 1-4 seeds per locule; pericarp 6-8 mm thick, woody, splitting into 3-5 valves. Seeds brown. Fl. Dec-Jan, fr. Oct. 2n = 30, 105, 120.
Can be grown by cuttings or seedlings. Seeds needs soaking.
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