Great Southern White

The Great Southern White (Ascia monuste) is the only species of butterfly of the genus Ascia of the Pieridae family. In this species the sexes may differ with the female being either light or dark colored. It is found from the Atlantic and Gulf coasts of the United States, south through tropical America to Argentina. Migratory along the south-eastern coast of the United States, with strays to Maryland, Kansas, and Colorado.

The larvae feed on Brassicaceae (including Cakile maritima, cultivated cabbage and radish and Lepidium species) and plants in the Capparidaceae family, including nasturtium. Adults feed on nectar from various flowers including saltwort, lantana, and verbena.