Seasonally variable and sexually dimorphic. Upperside of males blue, females with some black at outer edge of forewing. Late spring and summer forms with white above. Underside hindwing gray-white with faded small black dots, darker gray with larger black spots, or with blotches and black margins in the center.
Openings and edges of deciduous woods, old fields, wooded freshwater marshes and swamps.
Or Summer Azure or Cherry Gall Azure...
Lat: 41.96, Long: -87.63
Spotted on Jul 15, 2012
Submitted on Jul 15, 2012