Leaves alternate, simple, often clustered at the ends of the branches; lamina lanceolate to elliptic, glabrous, midrib raised on both sides.
Ovary sessile or shortly stipitate, 2-locular; disk cup-shaped, entire, dentate or lobed, rarely ciliated; style filiform, stigma capitate.
Stamens 8 or 10 in 2 whorls on the upper portion of the calyx tube; filaments very short; anthers oblong.
Evergreen shrubs or small trees with glabrous branches.
Inflorescence terminal, umbellate or rarely racemose.
Fruit a drupe, ovoid, indehiscent.
Flowers 4(5)-merous, bisexual.
Bark fibrous and very tough.
Calyx tube cylindric.
Petals absent.
Seeds 1(2).