W.B. Cooke [1-450]
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Cornell University Plant Pathology Herbarium
Catalog #: WBC,Myc.N.A.0020
s.n.
Erysiphe graminis DC.
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University of Wyoming, Wilhelm G. Solheim Mycological Herbarium
Catalog #: RMS0024501
1331 #s.n. 07 July 1939
Erysiphe graminis DC.
USA, California, Siskiyou, Mount Shasta, vicinity of Bear Springs
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USDA United States National Fungus Collections
Catalog #: BPI 562842
Cooke W. B. #13331 07 July 1939
Erysiphe graminis DC.
United States, Washington, Bear Springs alt. 5000 ft., vicinity
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USDA United States National Fungus Collections
Catalog #: BPI 952614
Cooke W. B. #13331 07 July 1939
Erysiphe graminis DC.
United States, Washington, Bear Springs alt. 5000 ft., vicinity
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USDA United States National Fungus Collections
Catalog #: BPI 859594
Cooke, Wm. Bridge #13331 07 July 1939
Erysiphe graminis DC.
United States, California, Bear Sjprings, Mount Shasta vicinity of
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Iowa State University, Ada Hayden Herbarium
Catalog #: ISC-F-0075685
W. B. Cooke #13331 07 July 1939
Blumeria graminis (DC.) Speer
USA, California, Siskiyou, Mount Shasta
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Charles Gardner Shaw Mycological Herbarium, Washington State University
Catalog #: WSP21131
W.B. Cooke s.n. 07 July 1939
Erysiphe graminis DC.
United States, California, vicinity of Bear Springs
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