W.B. Cooke [1-450]
Cornell University Plant Pathology Herbarium
Catalog #: WBC,Myc.N.A.0023
s.n.
Sphaerotheca
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USDA United States National Fungus Collections
s.n.
Sphaerotheca humuli (DC.) Burrill
United States
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University of Wyoming, Wilhelm G. Solheim Mycological Herbarium
13415 #s.n. 24 August 1939
Sphaerotheca humuli (DC.) Burrill
United States, California, along Squaw Valley Creek
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USDA United States National Fungus Collections
Cooke Wm. Bridge #13415 24 August 1939
Sphaerotheca humuli var. fuliginea (Schltdl.) E.S. Salmon
United States, California, Squaw Valley Creek alt. 8000 ft., along
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USDA United States National Fungus Collections
Cooke, Wm. Bridge #13415 24 August 1939
Sphaerotheca humuli var. fuliginea (Schltdl.) E.S. Salmon
United States, California, Mount Shasta along Squaw Valley Creek
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Charles Gardner Shaw Mycological Herbarium, Washington State University
unknown s.n. 24 August 1939
Sphaerotheca humuli (DC.) Burrill
United States, California, along Squaw Valley Creek
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University of Michigan Herbarium
W. B. Cooke #13415 24 August 1939
Sphaerotheca humuli var. fuliginea (Schltdl.) E.S. Salmon
USA, California, Siskiyou, Mount Shasta.
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