C. F. Baker; F. S. Earle; S. M. Tracy [?]

Charles Gardner Shaw Mycological Herbarium, Washington State University
Catalog #: WSP37732
P. A. Rydberg; F. K. Vreeland s.n. 28 May 1900
Peronospora sordida Berkeley
United States, Colorado, Cuchara River, below La Veta