Trees. Indumentum of simple hairs. Leaves pinnate; leaflets coarsely serrate. Flowers hermaphrodite and ♂ on the same individual (plant andromonoecious). Calyx 5-lobed to the lower half; lobes imbricate. Petals 5, free, imbricate. Staminal tube cylindrical, slightly expanded at the mouth, terminated by 10, rounded, truncate, emarginate or bilobed appendages, which are sometimes partly united to form a frill. Disk annular, fused to the base of the ovary. Ovary 3-locular; locules with 2 collateral ovules; style-head scarcely expanded, ending in 3 acute, partly fused stigmatic lobes. Fruit a 1(–2)-seeded drupe with a thin cartilaginous endocarp.
Trees with simple hairs; buds resinous. Leaves pinnate. Thyrses axillary; flowers hermaphrodite and male on same tree. Calyx 5-lobed to lower half. Petals 5, free, imbricate. Staminal tube cylindrical, ribbed, with (8–) 10 rounded to bifid lobes; anthers (8–) 10, inserted at base of lobes. Disc annular. Ovary 3-locular, each locule with 2 collateral ovules; stylehead a swollen torus with 3 acute stigmatic lobes. Drupe with thin cartilaginous endocarp. Seed 1 (or 2), ovoid, with membranous seed coat.