Usually trees or shrubs, sometimes scandent.
Leaves opposite, entire or toothed. Flowers small, often polygamous, in
panicles or corymbose cymes. Calyx truncate or cup-shaped, minutely 2-5
toothed, occasionally lipped. Corolla small, tube short, throat hairy inside,
limb 2-lipped or subequally 4 or 5-lobed. Stamens 4, didynamous, anther cells
parallel or divergent. Ovary 2- or 4-celled, 4-ovuled, styles linear, stigmas
shortly bifid. Fruit a small drupe, globose or obovoid, with 1-4 celled stone,
seated on the calyx. Seeds oblong, exalbuminous.