Ascomyceten #1975
Rehm, Ascomyc.
H. Rehm [1-2175, plus extras]

USDA United States National Fungus Collections
Catalog #: BPI 557395
Dearness s.n. 00 October 1910
Microsphaera alni var. vaccinii (Schwein.) E.S. Salmon
Canada, Ontario, London

USDA United States National Fungus Collections
Catalog #: BPI 557396
Dearness s.n. 00 October 1910
Microsphaera alni var. vaccinii (Schwein.) E.S. Salmon
Canada, Ontario, London

Cornell University Plant Pathology Herbarium
Catalog #: CUP-F-1671
John Dearness #3331 00 October 1910
Microsphaera alni (DC.) G. Winter
Canada, Ontario, Middlesex, London;