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

Cornell University, Plant Pathology Herbarium
Catalog #: F.Columbiani-3522
J. E. Bartholomew s.n.
Erysiphe R. Hedw. ex DC.

Washington State University, Charles Gardner Shaw Mycological Herbarium
Catalog #: WSP2183
J. E. Bartholomew s.n. 10 October 1910
Erysiphe cichoracearum DC.
United States, Illinois, Cook, Chicago

Michigan State University Herbarium
Catalog #: MSC0250259
J.E. Bartholomew s.n. 10 October 1910
Erysiphe cichorcearum
United States, Illinois, Chicago;

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0014926
J.E. Bartholomew #s.n. 10 October 1910
Erysiphe cichoracearum DC.
United States, Illinois, Chicago

Field Museum of Natural History
Catalog #: C0285116F
J.E. Bartholomew #s.n. 10 October 1910
Erysiphe cichoracearum DC.
USA, Illinois, Cook, Chicago;

Rutgers University, Chrysler Herbarium - Mycology Collection
Catalog #: CHRB-F-0006738
j.e. bartholomew-earl d. hills s.n. 10 October 1910
Erysiphe cichoracearum DC.
United States, Illinois, chicago

Brown University Herbarium
Catalog #: CBRU00000706
JE Bartholomew s.n. 10 October 1910
Erysiphe chicoracearum
United States, Illinois, Cook, Chicago;

Purdue University, Kriebel Herbarium
Catalog #: PUL00020912
JE Bartholomew s.n. 10 October 1910
Erysiphe cichoracearum DC.
United States, Illinois, Cook, Chicago;

University of Florida Herbarium
Catalog #: FLAS-F-01436
JE Bartholomew s.n. 10 October 1910
Erysiphe cichoracearum DC.
United States, Illinois, Cook, Chicago