Flowers fragrant, solitary and axillary; tepals 9, pure white, the outer 3 obovate, 5-7 cm long, the inner 6 narrower and smaller; stamens many, 1.5-2 cm long.

• 花芳香，单朵腋生，花被片9，纯白色，外轮的倒卵形，长5-7厘米，内两轮稍狭小；雄蕊多数，长1.；5-2厘米。