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

USDA United States National Fungus Collections
Catalog #: BPI 029474
Cook Robert; Cook Elizabeth s.n. 00 June 1910
Cronartium cerebrum (Peck) Hedgc. & Long
United States, Maryland, Lanham

USDA United States National Fungus Collections
Catalog #: BPI 035313
Cook Robert; Cook Elizabeth s.n.
Cronartium quercuum (Berk.) Miyabe ex Shirai
United States, Maryland, Lanham

USDA United States National Fungus Collections
Catalog #: BPI 965175
Cook Robert; Cook Elizabeth #s.n. 00 June 1910
Cronartium quercus (Brond.) J. Schröt. ex Arthur
United States, Maryland, Lanham

USDA United States National Fungus Collections
Catalog #: BPI 965374
Cook Robert; Cook Elizabeth #s.n. 00 June 1910
Cronartium quercus (Brond.) J. Schröt. ex Arthur
United States, Maryland, Lanham

Cornell University Plant Pathology Herbarium
Catalog #: F.Columbiani-3313
E. Cook s.n.
Cronartium quercus (Brond.) J. Schröt. ex Arthur
United States, Maryland, Prince George's, Lanham;

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000245092
R. Cook #3313 00 June 1910
Cronartium quercuum (Berk.) Miyabe ex Shirai
United States, Maryland, Lanham

University of Michigan Herbarium
Catalog #: 253588
R. Cook #s. n. 00 June 1910
Cronartium quercus (Brond.) J. Schröt. ex Arthur
USA, Maryland, Prince Georges, Lanham.

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0001718
R. Cook #s.n. 00 June 1910
Cronartium quercuum (Berk.) Miyabe ex Shirai
United States, Maryland, Lanham

Charles Gardner Shaw Mycological Herbarium, Washington State University
Catalog #: WSP1578
R. Cook; E. Cook s.n. 00 June 1910
Cronartium quercus (Brond.) J. Schröt. ex Arthur
United States, Maryland, Lanham

Field Museum of Natural History
Catalog #: C0274353F
b53e2b13-7a7b-43af-b03d-7cec6914fb01
R. E. Cook & E. Cook #s.n. 00 June 1910
Cronartium quercus (Brond.) J. Schröt. ex Arthur (Brond.) J. Schröt. ex Arthur
U.S.A., Maryland, Prince Georges

Field Museum of Natural History
Catalog #: C0274354F
86baee6a-7d5e-43e1-a9bc-41e940c8116a
R. E. Cook & E. Cook #s.n. 00 June 1910
Cronartium quercus (Brond.) J. Schröt. ex Arthur (Brond.) J. Schröt. ex Arthur
U.S.A., Maryland, Prince Georges

Brown University Herbarium
Catalog #: CBRU00003031
Robert & Elizabeth Cook s.n. 00 June 1910
Cronartium quercus (Brond.) J. Schröt. ex Arthur
United States, Maryland, Prince George's, Lanham;

Chrysler Herbarium - Mycological Collection
Catalog #: CHRB-F-0004407
Robert & Elizabeth Cook s.n. 00 June 1910
Cronartium quercus . .
United States, Maryland, Lanham;

Michigan State University Herbarium non-lichenized fungi
Catalog #: MSC0250049
Robert & Elizabeth Cook s.n. 00 June 1910
Cronartium quercus (Brond.) J. Schröt. ex Arthur
United States, Maryland, Lanham;

Clemson University Herbarium
Catalog #: CLEMS-F0004748
Robert Cook #s.n. 00 June 1910
Cronartium quercus (Brond.) J. Schröt. ex Arthur
United States, Maryland, Lanham; Lanham; 38.96706 -76.86192