Ixora L. is a genus of trees and shrubs within the Rubiaceae. Ixora contains 563
species according to Govaerts et al. (2006), some of which are ornamental plants such as
I. coccinea L. The highest numbers of species occur in southeast Asia and Malaysia
reaching a maximum in Borneo (Bremkamp, 1937a) although the genus is pantropically
distributed.