Polyura hebe, the plain nawab, is a butterfly belonging to the brush-footed butterflies family. Wikipedia
The caterpillar of the Plain Nawab feeds on the Leguminosae Adenanthera pavonina (commonly known as the Red Saga). Females of this species have also been observed ovipositing on the young Petai (Parkia speciosa) plant, and Albizzia (Falcataria moluccana) both of which appear to be an alternative host plants. Butterfly Cycle