H. E.  Moore, ?The major groups of palms and thier distribution?, Gentes HerbariumGentes Herbarium, vol. 11, pp. 27-140, 1973.

H. E.  Moore, Jr, ?Palms in the tropical forest ecosystems of Africa and South America?. Washington, Smithsonian Institution Press.; USA 330 pp, pp. 63-88, 1973.