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

Brown University Herbarium
Catalog #: CBRU00000733
J Dearness s.n. 25 September 1909
Erysiphe galeopsidis DC.
Canada, Ontario, London;

Purdue University, Kriebel Herbarium
Catalog #: PUL00020551
J Dearness s.n. 25 September 1909
Erysiphe galeopsidis DC.
Canada, Ontario, London;

University of Florida Herbarium
Catalog #: FLAS-F-01491
J Dearness s.n. 25 September 1909
Erysiphe galeopsidis DC.
Canada, Ontario, London;

Cornell University, Plant Pathology Herbarium
Catalog #: F.Columbiani-2931
J. Dearness s.n.
Erysiphe galeopsidis DC.

Washington State University, Charles Gardner Shaw Mycological Herbarium
Catalog #: WSP2347
J. Dearness s.n. 25 September 1909
Erysiphe galeopsidis DC.
Canada, Ontario, London

Michigan State University Herbarium
Catalog #: MSC0227891
J. Dearness s.n. 25 September 1909
Erysiphe galeopsidis DC.
Canada, London;

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0015485
J. Dearness #s.n. 25 September 1909
Erysiphe galeopsidis DC.
Canada, Ontario, London;

Field Museum of Natural History
Catalog #: C0285367F
J. Dearness #s.n. 25 September 1909
Erysiphe galeopsidis DC.
Canada, Ontario, London;

Field Museum of Natural History
Catalog #: C0285368F
J. Dearness #s.n. 25 September 1909
Erysiphe galeopsidis DC.
Canada, Ontario, London;

Clemson University Herbarium
Catalog #: CLEMS-F0004387
J. Dearness #s.n. 25 September 1909
Erysiphe galeopsidis DC.
Canada, Ontario, London; London; 42.983333 -81.25