J.B. Ellis, B.M. Everhart, and E. Bartholomew [1501-5100, plus extras]

Cornell University Plant Pathology Herbarium
Catalog #: F.Columbiani-4128
B. B. Higgins s.n. 30 September 1912
Microsphaera alni (DC.) G. Winter
United States, New York, Tompkins, Ithaca;

Charles Gardner Shaw Mycological Herbarium, Washington State University
Catalog #: WSP3940
B. B. Higgins s.n. 30 September 1912
Microsphaeria alni
United States, New York, Tompkins, Ithaca

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00059588
B. B. Higgins s.n. 30 September 1912
Microsphaera alni (DC.) G. Winter
United States, New York, Tompkins, Ithaca;

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0024104
B. B. Higgins #s.n. 30 September 1912
Microsphaera alni (DC.) G. Winter
United States, New York, Ithaca;

Field Museum of Natural History
Catalog #: C0285737F
aecdfe73-0232-448f-b1a3-3e82b9c9449a
B. B. Higgins #s.n. 30 September 1912
Microsphaera alni (DC.) G. Winter (DC.) G. Winter
U.S.A., New York, Tompkins, Ithaca; Ithaca

University of Florida Herbarium
Catalog #: FLAS-F-01597
B.B. Higgins s.n. 30 September 1912
Microsphaera alni (DC.) G. Winter
United States, New York, Ithaca

Chrysler Herbarium - Mycological Collection
Catalog #: CHRB-F-0011773
B.B. Higgins s.n. 30 September 1912
Microsphaera alni (DC.) G. Winter
United States, New York, Ithaca;

Michigan State University Herbarium non-lichenized fungi
Catalog #: MSC0250860
B.B. Higgins s.n. 30 September 1912
Microsphaera alni (DC.) G. Winter
United States, New York, Ithaca;

Brown University Herbarium
Catalog #: CBRU00001253
BB Higgins s.n. 30 September 1912
Microsphaera alni (DC.) G. Winter
United States, New York, Tompkins, Ithaca;

Purdue University, Kriebel Herbarium
Catalog #: PUL00021195
BB Higgins s.n. 30 September 1912
Microsphaera alni (DC.) G. Winter
United States, New York, Tompkins, Ithaca;

USDA United States National Fungus Collections
Catalog #: BPI 555784
Higgins B. B. s.n. 30 September 1912
Microsphaera alni (DC.) G. Winter
United States, New York, Ithaca

USDA United States National Fungus Collections
Catalog #: BPI 555751
Higgins B. B. #6007 30 September 1912
Microsphaera alni (DC.) G. Winter
United States, New York, Ithaca

USDA United States National Fungus Collections
Catalog #: BPI 966289
Higgins B. B. #s.n. 30 September 1912
Microsphaera alni (DC.) G. Winter
United States, New York, Ithaca