Cercospora alabamensis  G.F. Atk., Jour. Elisha Mitchell Scien. Soc. 8: 51, 1892.  U.S.A., Alabama, Uniontown, on Ipomoea purpurea Roth., 12 July 1890, G. F. Atk. VIA 5990 (laminae from CUP 40798 holotype).