Joseph Charles Arthur, American pathologist and mycologist (d. 1942)

Joseph Charles Arthur (January 11, 1850 – April 30, 1942) was a pioneer American plant pathologist and mycologist best known for his work with the parasitic rust fungi (Pucciniales).: 4  He was a charter member of the Botanical Society of America, the Mycological Society of America, and the American Phytopathological Society. He was a recipient of the first Doctorate in Sciences awarded by Cornell University.

The standard author abbreviation Arthur is used to indicate this person as the author when citing a botanical name.