About Eurema sari (Horsfield, 1829)
Eurema sari, commonly known as the chocolate grass yellow, is a butterfly species belonging to the family Pieridae. This species is native to Southeast Asia. Adults of Eurema sari have a wingspan ranging from 36 to 42 millimeters, which equals 1.4 to 1.7 inches. A key identifying feature of adult individuals is a distinct brown apex on the underside of the forewing. The larvae of Eurema sari feed on plant species from the Leguminosae family.