Trichilia is a Mahogany family genus with 70 species, four of which are native to Africa and the remainder native to West Indies and ranges from Mexico through Central America to Brazil and Bolivia in South America. There are 43 species alone in Brazil. Two of the four African species have timber uses and one species of the American species is recognized for its timber uses. 

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.