It is found in Sierra Leone, Liberia, Ivory Coast, Ghana, Nigeria, Cameroon, Bioko, Gabon, the Republic of Congo, the Central African Republic, the Democratic Republic of Congo (Mayumbe, Ubangi, Mongala, Uele, Ituri, Tshopo, Equateur, Cataractes, Kasai, Sankuru and Lualaba) and Uganda (Bwamba and Toro).
Ernest Genval explores the scenery along the railway line that links Boma to Tshela in the Mayumbe area.