Cloudless Sulphur Phoebis sennae (Linnaeus) (Insecta: Lepidoptera: Pieridae: Coliadinae)

The Featured Creatures collection provides in-depth profiles of insects, nematodes, arachnids, and other organisms relevant to Florida. These profiles are intended for the use of interested laypersons with some knowledge of biology as well as academic audiences. This document provides an in-depth profile of the cloudless sulphur butterfly, Phoebis sennae, focusing on its distribution, physical characteristics, life cycle, migration patterns, host plants, and natural enemies. The butterfly is widespread in the southern United States and migrates seasonally. Detailed descriptions of its various life stages, including eggs, larvae, pupae, and adults, are provided. The document also discusses the butterfly's interactions with host plants and predators, emphasizing its ecological significance and the factors affecting its population dynamics. Original publication date April 2012.