Appias drusilla, the Florida white or tropical white, is a butterfly in the family Pieridae. It is found in tropical America from Brazil north to southern peninsular Florida and the Florida Keys and Antilles. It frequently visits coastal Texas and is a rare stray to Nebraska and Colorado. The habitat consists of tropical lowland evergreen or semideciduous forests. The larvae feed on Brassicaceae species, including Drypetes lateriflora and Capparis flexuosa in Florida. They are shade loving and feed during the night and on cloudy days.