Seeds many, embedded in a pulpy or floury matrix; endosperm in a very thin layer; cotyledons contorted.
Stamens ?, united into a tube below; anthers reniform and often somewhat coiled.
Flowers large, solitary in the leaf-axils; pedicels with 2 bracteoles.
Ovary 5–10-locular, loculi multiovulate; stigma 5–10-lobed.
Fruit indehiscent, woody, oblong-cylindric to globose.
Leaves digitately 3–9-foliolate, leaflets entire.
Calyx deeply 5-lobed, villous inside.
Trees, trunk often of great girth.
Petals 5.