Males are solid white on both the upper and lower surfaces of the wings except for a narrow edging of black along the forewing costal margin.
Female has two forms: the dry-season form is all white and the wet-season form has black along the forewing costal margin and a yellow-orange upper hindwing.
Female has two forms: the dry-season form is all white and the wet-season form has black along the forewing costal margin and a yellow-orange upper hindwing.
53-77 mm
Regional distr. - legend
- Local names
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Language Vernacular name 
EnglishBig Milky EnglishFlorida White EnglishTropical White 
EspañolLechera grande
- Links
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Language Website Authors Butterflies and Moths of North America Butterflies of America A.Warren, K.Davis, M.Stangeland North American Moth Photographers Group
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