Flowers solitary and terminal, white, 10-14 cm in diam., sessile; bracts and sepals leathery, orbicular, covered with grayish silky hairs outside; petals 8, broadly obovate, 5-7 cm long, glabrous, basal 1.5 cm connate; stamens in many whorls, 2.5 cm long,
Flowers solitary and terminal, white, 10-14 cm in diam., sessile; bracts and sepals leathery, orbicular, covered with grayish silky hairs outside; petals 8, broadly obovate, 5-7 cm long, glabrous, basal 1.5 cm connate; stamens in many whorls, 2.5 cm long,
花白色，单生于枝顶，直径10-14厘米，无柄；苞片及萼片圆形，革质，外被灰色绢毛；花瓣8，阔倒卵形，长5-7厘米，无毛，基部连生约1.5厘米；雄蕊多轮，长2.5厘米，离生，无毛；子房有毛，5室，花柱长2厘米，先端5浅裂。