Bombacaceae
木棉科
特徵描述
作者
LI, HUI-LIN
型態特徵
Trees with alternate, stipulate, digitately compound, deciduous leaves. Inflorescence axillary or terminal. Flowers regular, perfect, medium or large. Calyx cup-shaped, truncate or irregularly 3–5-lobed. Petals 5, imbricate. Stamens pentadelphous, opposite the petals, divided above into few or numerous filaments. Ovary 5-celled, superior, free; stigmas 5 or 1 and obscurely 5-lobed; ovules many in each cell. Fruit a loculicidally 5-valved capsule. Seeds with woolly or silky hairs; endosperm scant or absent.
屬
Genera about 20, widely distributed in the tropical regions. Two genera introduced into Taiwan, one of which is naturalized.