Cedrela is a Mahogany family genus with 13 accepted species native to the Carribbean and the Americas. Botanically Cedrela is the equivalent of Australasian Toona except that it is native to the neo-tropics. Collectively it is usually traded as "Cedro" or "Spanish Cedar." There are four main commercial species.

Khaya is a Mahogany family genus that naturally occurs in tropical and sub-tropical Madagascar, the Comoros and continental Africa. It has five species, four of which are endemic to Africa and the other endemic to Madagascar. All species are collectively traded under the name AFRICAN MAHOGANY. In trade circles, Khaya is the most accepted Mahogany family timber other than Swietenia to be called "mahogany" without qualification.