Bamps, P. (1974) Araliaceae Flore d' Afrique Centrale Jardin botanique national de Belgique
Description of the genus
Tree. Leaves 1-pinnate (imparipinnate); leaflets entire. Inflorescence a panicle, composed of racemes arranged in a raceme. Calyx a shallow cup. Petals and stamens 5. Styles 2.
Worldwide: 150 species in the tropics of the Old World, especially in New Caledonia