The Orange Giant Sulphur or Large Orange Sulphur [Phoebis agarithe] is a butterfly in the Pieridae family. The habitat consists of open, tropical lowlands including gardens, pastures, road edges, trails and parks.
The wingspan is 57–86 mm [2.2–3.4 in]. The upper surface of the males is bright orange without markings. They feed on flower nectar of a lantana, shepherd’s needle, bougainvillea, rose periwinkle, Turk’s cap and hibiscus.