The first fully illustrated field guide to the rich orchid flora of Rwanda covering 242 species. Illustrated by colour photographs and colour drawings. Introductory chapters cover orchid research, habitats, plant geography of Rwanda, and orchid biodiversity in Rwanda and Africa. Conservation, morphology, flower biology and systematics are dealt with, and keys to genera and species are given. The main part offers data of the species in alphabetical sequence (descriptions, flowering times, habitat, distribution in Rwanda and Africa, plus at least one colour illustration per plant).