Eurema regularis
Eurema regularis, the even-bordered grass yellow or regular grass yellow, is a butterfly in the family Pieridae. It is found in Senegal, Guinea, Sierra Leone, Liberia, Ivory Coast, Ghana, Togo, Nigeria, the Republic of the Congo, Angola, the Democratic [Republic of the Congo], Ethiopia, Rwanda, Burundi, Kenya to Zambia, eastern Zimbabwe and western Mozambique. The habitat consists of woodland and forest margins.
Adults are on wing year round.