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

Cornell University Plant Pathology Herbarium
Catalog #: F.Columbiani-2433
C. L. Shear s.n.
Helminthosporium arbuscula Berk. & M.A. Curtis

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00055206
C. L. Shear s.n. 11 December 1904
Helminthosporium arbuscula Berk. & M.A. Curtis
United States, Maryland, Montgomery, Takoma Park;

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000270750
C. L. Shear #2433 11 December 1904
Helminthosporium arbuscula Berk. & M.A. Curtis
United States, Maryland, Montgomery, Takoma Park

University of Michigan Herbarium
Catalog #: 329489
C. L. Shear #s. n. 11 December 1904
Helminthosporium arbuscula Berk. & M.A. Curtis
USA, Maryland, Montgomery, Takoma Park.

Clemson University Herbarium
Catalog #: CLEMS-F0003889
C. L. Shear #s.n. 11 December 1904
Helminthosporium arbuscula Berk. & M.A. Curtis
United States, Maryland, Montgomery, Takoma Park; 38.97778 -77.00778

Charles Gardner Shaw Mycological Herbarium, Washington State University
Catalog #: WSP3070
C.L. Shear s.n. 11 December 1904
Helminthosporium arbuscula Berk. & M.A. Curtis
United States, Maryland, Montgomery, Takoma Park

Michigan State University Herbarium non-lichenized fungi
Catalog #: MSC0227326
C.L. Shear s.n. 11 December 1904
Helminthosporium arbuscula Berk. & M.A. Curtis
United States, Maryland, Takoma Park;

University of Florida Herbarium
Catalog #: FLAS-F-13284
C.L. Shear #2433 11 December 1904
Helminthosporium arbuscula Berk. & M.A. Curtis
United States, Maryland, Montgomery, Takoma Park; Takoma Park

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0019273
C.L. Shear #s.n. 11 December 1904
Helminthosporium arbuscula Berk. & M.A. Curtis
United States, Maryland, Takoma Park;

USDA United States National Fungus Collections
Catalog #: BPI 964125
C.L. Shear #s.n. 11 December 1904
Helminthosporium arbuscula Berk. & M.A. Curtis
United States, Maryland, Montgomery, Takoma Park; Takoma Park

Brown University Herbarium
Catalog #: CBRU00000931
CL Shear s.n. 11 December 1904
Helminthosporium arbuscula Berk. & M.A. Curtis
United States, Maryland, Montgomery, Takoma Park;

Purdue University, Kriebel Herbarium
Catalog #: PUL00020324
CL Shear s.n. 11 December 1904
Helminthosporium arbuscula Berk. & M.A. Curtis
United States, Maryland, Montgomery, Takoma Park;

USDA United States National Fungus Collections
Catalog #: BPI 428585
Shear C. L. s.n. 11 December 1904
Helminthosporium arbuscula Berk. & M.A. Curtis
United States, Maryland, Takoma Park

USDA United States National Fungus Collections
Catalog #: BPI 428586
Shear C. L. s.n. 11 December 1904
Helminthosporium arbuscula Berk. & M.A. Curtis
United States, Maryland, Takoma Park

USDA United States National Fungus Collections
Catalog #: BPI 964115
Shear C. L. #s.n. 04 April 1903
Dermatea chionanthi Ellis & Everh.
United States, Maryland, Plummer's Island