Bicyclus dubia, the dubious scalloped bush brown, is a butterfly in the family Nymphalidae. It is found in Cameroon, the Central African Republic, the southern part of the Democratic Republic of the Congo, western Uganda, north-western Tanzania and north-western Zambia.[1] The habitat consists of swamp and riverine forests.
Adults are attracted to fermented bananas.
The larvae feed on Poaceae species.