. . . . "Cloudless sulphur"@en . "Papilio sennae" . . "The cloudless sulphur or cloudless giant sulphur (Phoebis sennae) is a midsized butterfly in the family Pieridae found in the New World.There are several similar species such as the yellow angled-sulphur (Anteos maerula), which has angled wings, or other sulphurs, which are much smaller."@en . . . . .