Phoebis sennae (Linnaeus, 1758)
Status: Uncommon breeding stray
NENHP Ranking: Not listed
Range: The Cloudless Sulphur inhabits both Americas, ranging south as far as Patagonia. In North America it is a permanent resident as far north as the Gulf Coast and along the Atlantic seaboard up to North Carolina. From there it strays northward to the Canadian border, being absent only in the Pacific Northwest. It has been found throughout Nebraska, but becomes common only in the south and southeast.
Broods/Flight Times: All year in the Deep South
Larval Hostplant(s): Prefers Cassia species, of which Partridge Pea and Wild Senna (C. fasciculata and C. marilandica) occur in Nebraska.
Habitat: As a stray it might be found anywhere but it has been found to congregate around extensive stands of hostplants.
Overwintering: Not in this area