83 colour photos; many black and white figures and tables. Treats 67 orchid species in the genera Broughtonia, Cattelopsis, Domingoa, Encyclia, Laeliopsis, Neocogniauxia, Psychillis, Quisqueya and Tetramica. Detailed information on appearance, incidence, growth habitat, cultivation etc; chapter on the status of the genus Encyclia.