W.B. Cooke [1-450]

Cornell University, Plant Pathology Herbarium
Catalog #: WBC,Myc.N.A.0026
s.n.
Erysiphe graminis DC.

USDA United States National Fungus Collections
Catalog #: BPI 952620
s.n.
Erysiphe graminis DC.
United States

University of Wyoming, Wilhelm G. Solheim Mycological Herbarium
Catalog #: RMS0024495
13398 #s.n. 20 August 1939
Erysiphe graminis DC.
USA, California, Siskiyou, Mount Shasta, around the Shasta Alpine Lodge at Horse Camp

Iowa State University, Ada Hayden Herbarium
Catalog #: ISC-F-0075687
W.B. Cooke #13398 20 August 1939
Blumeria graminis (DC.) Speer
USA, California, Siskiyou, Mount Shasta

Washington State University, Charles Gardner Shaw Mycological Herbarium
Catalog #: WSP21137
W.B. Cooke #13398 20 August 1939
Erysiphe graminis DC.
United States, California, Siskiyou, around Shasta Alpine Lodge at Horse Camp, Mount Shasta