A tree with rounded, broadly ovate, 3-7-costate, long petioled leaves. Inflorescence a terminal loose drooping panicle. Flowers bisexual, zygomorphic, bracteolate. Sepals 5, free or basally connate, longer than petals. Petals 5, unequal. Stamens 15, monadelphous, staminal column broadly campanulate, ad¬nate to gynophore, 5-lobed, each lobe with 3 anthers and alternating with staminodes, anthers subsessile, extrorse. Carpels 5, syncarpous; ovary stalked, 5-lobed, 5-locular, each locule 3-4-ovuled; style short, slender, stigma 5-lobed. Fruit an inflated, membranous, loculicidally 5-valved capsule. Seeds globose, tubercled, exalbuminous.