Trees, shrubs, scandent shrubs or lianas. Leaves of mature plants bipinnate; Stipules not spinescent;
Africa present, Asia present, Asia-Tropical, Australasia, Pantropical present, tropical America present
Pantropical, most diversified in Africa (57 species), tropical America (more than 40), Australia (1), and Asia (c. 35); in Malesia 15 species, of which 9 are endemic. — .
The Malesian species belong to sect. Monacanthea subsect. Phanerocotylae ser. Gerontogeae according to the classification proposed by Vassal (I.c.: 148-154).