Ellis, N. Amer. Fungi
J.B. Ellis [1 - 1500, plus extras]

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00048609
E. W. Holway s.n. 00 July 1884
Coniosporium harknessioides (Ellis & Holw.) Sacc.
United States, Iowa, Decorah;

Michigan State University Herbarium non-lichenized fungi
Catalog #: MSC0254666
E. W. Holway s.n. 00 July 1884
Gymnosporium harknessioides Ellis & Holw.
United States, Iowa, Decorah;

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000228106
E. W. Holway #1392 00 July 1884
Gymnosporangium harknessioides Ellis & Holw.
United States, Iowa, Winneshiek, Decorah

Chrysler Herbarium - Mycological Collection
Catalog #: CHRB-F-0008544
E.W. Holway #. 00 July 1884
Gymnosporium harknessioides . .
United States, Iowa, Decorah;

University of Illinois Fungarium - Fungi
Catalog #: ILL00098640
EW Holway s.n. 00 July 1884
Gymnosporium harknessioides Ellis & Holw.
United States, Iowa, Winneshiek, Decorah; Decorah

Wisconsin State Herbarium, Fungi
Catalog #: WIS-F-0088171
EW Holway s.n. 00 July 1884
Gymnosporium harknessioides Ellis & Holw.
United States, Iowa, Winneshiek, Decorah

USDA United States National Fungus Collections
Catalog #: BPI 421450
Holway E. W. s.n. 00 July 1884
Coniosporium harknessioides (Ellis & Holw.) Sacc.
United States, Iowa, Decorah

USDA United States National Fungus Collections
Catalog #: BPI 958835
Holway, E.W. s.n. 00 July 1884
Gymnosporium harknessioides Ellis & Holw.
United States, Iowa, Decorah