Bombacoideae is a subfamily of flowering plants within the family Malvaceae. It includes several genera, such as Bombax and Ceiba, which are known for their large, showy flowers and distinctive fruit. These plants are primarily found in tropical and subtropical regions, where they thrive in diverse habitats. Members of the Bombacoideae subfamily are often characterized by their thick, woody trunks and broad leaves. Some species, like the kapok tree (Ceiba pentandra), are notable for their height and ecological importance, providing habitat and food for various wildlife.