The Grass Demon is a small but prominent butterfly found in India that belongs to the Skippers, or Hesperiidae family. It is regarded as an occasional pest of ginger and turmeric.
The Grass Demon is a small butterfly with a wingspan of about 4 to 4.8 cm. It is black with a large white spot on the upperside of the hind wing and several smaller whites spots on the forewing. The underside of its wings is mostly white with brown edges and spots.