ColletoecemaColletoecema is a genus of flowering plants in the family Rubiaceae. It is the only genus in the tribe Colletoecemateae. The 3 species are found from west-central tropical Africa to Angola.SpeciesColletoecema dewevrei E.M.A.Petit - Central African Republic, Cameroon, Congo, Gabon, D.R.Congo, AngolaColletoecema gabonensis Dessein & O.Lachenaud - GabonColletoecema magna Sonké & Dessein - Cameroon