Nigger (Orsotriena medus mandata)

Common butterfly flies in southern part of the island from sea level to about 5000ft a.s.l. all the year round. It is scarce in the North. The eggs are laid on the under side of a blade of varies grass species of the family Poaceae and larva feeds on them such as Carpet grass/පොටු තණකොළ (Axonopus compressus),  Leersia hexandra (ලෙව්/Bareet Grass), Oryza sativa and Panicum maximum(ගිනි තණ/Guinea grass).