Large White Cabbage Butterfly
Also known as Pieris brassicae. It is commonly found throughout Europe, Asia, and north Africa. The wings are white with black tips, with the females having two black spots on each forewing.
Nicholson, George The Illustrated Dictionary of Gardening, Div. VI (London, England: L. Upcott Gill, 1884)
Courtesy the private collection of Roy Winkelman