Rehm, Ascomyc.H. Rehm [1-2175, plus extras]
USDA United States National Fungus Collections
Dearness s.n. 00 October 1910
Microsphaera alni var. vaccinii (Schwein.) E.S. Salmon
Canada, Ontario, London
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USDA United States National Fungus Collections
Dearness s.n. 00 October 1910
Microsphaera alni var. vaccinii (Schwein.) E.S. Salmon
Canada, Ontario, London
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Cornell University Plant Pathology Herbarium
John Dearness #3331 00 October 1910
Microsphaera alni (DC.) G. Winter
Canada, Ontario, Middlesex, London;
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