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

Brown University Herbarium
Catalog #: CBRU00003216
E Bethel s.n.
Roestelia harknessiana Ellis & Everh.
United States, Colorado

Purdue University, Arthur Fungarium
Catalog #: PUR021328
E Bethel s.n.
Roestelia harknessiana Ellis & Everh.
United States, Colorado

University of Florida Herbarium
Catalog #: FLAS-F-06909
E Bethel #N.A.F. 2714
Roestelia harknessiana Ellis & Everh.
United States, Colorado

Field Museum of Natural History
Catalog #: C0293057F
2f6cdf5d-9ee0-4bf6-ad0d-1b5d6fb3b105
E. Bethel s.n.
Roestelia harknessiana Ellis & Everh. Ellis & Everh.
U.S.A., Colorado

University of California Berkeley, University Herbarium
Catalog #: UC152641
E. Bethel s.n.
Gymnosporangium harknessianum F. Kern ex Arthur
USA, Colorado

Michigan State University Herbarium non-lichenized fungi
Catalog #: MSC0221076
E. Bethel s.n.
Roestelia harknessiana Ellis & Everh.
United States, Colorado

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000270527
E. Bethel #1293
Gymnosporangium inconspicuum F. Kern

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0018710
E. Bethel #s.n.
Gymnosporangium harknessianum F. Kern ex Arthur
United States, Colorado

Clemson University Herbarium
Catalog #: CLEMS-F0002849
E. Bethel. #s.n.
Roestelia harknessiana Ellis & Everh.
United States, Colorado

Cornell University Plant Pathology Herbarium
Catalog #: F.Columbiani-1293
Prof. E. Bethel s.n.
Roestelia harknessiana Ellis & Everh.
United States, Colorado

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00054675
Prof. E. Bethel s.n.
Gymnosporangium harknessiana
United States, Colorado