Phrynobatrachus asper is a species of frog in the family Phrynobatrachidae. It is endemic to the Itombwe Mountains in the eastern Democratic Republic of the Congo. This little known species occurs in swamps in montane forest above above sea level. References asper Endemic fauna of the Democratic Republic of the Congo Amphibians of the Democratic Republic of the Congo Taxa named by Raymond Laurent Amphibians described in 1951 Taxonomy articles created by Polbot