Becker's White
''Pontia beckerii'', the Becker's white, Great Basin white, or sagebrush white, is a butterfly in the family Pieridae. It is found in western North America from Baja California, Mexico to southern British Columbia, Canada.Becker's White
Butterflies of Canada It is mostly white with small black markings; females have more dark markings. The species is similar to other checkered whites such as, ''Pontia sisymbrii'', ''Pontia protodice'', and ''Pontia occidentalis''.Jim P. Brock and Kenn Kaufman (2003). ''Butterflies of North America''. Houghton Mifflin, New York, NY. The wingspan is 33 to 48 millimeters. The host plants are ''Isomeris arborea'', ''Stanleya pinnata'', ''Brassica nigra'', ''Descurainia pinnata'', ''Sisymbrium altissimum'', ...
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William Henry Edwards
William Henry Edwards (March 15, 1822 – April 2, 1909) was an American businessman and entomologist. He was an industrial pioneer in the coalfields of West Virginia, opening some of the earliest mines in the southern part of the state. He was also a prominent naturalist specializing in the study of butterflies. He wrote ''The Butterflies of North America'', a three-volume treatise that is highly regarded for its scholarship and the quality of its illustrations. Biography Edwards was born in Hunter, New York, a village that had been founded by his family just five years earlier and originally called Edwardsville. The son of William W. Edwards and Helen Ann (Mann) Edwards, he came from a prominent and successful American family. His father was a businessman involved in banking, insurance and European imports. His grandfather was Colonel William Edwards, founder of the family tannery business and inventor of several devices used in the manufacture of leather goods. His great-great- ...
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