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

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00062109
Dr. W. A. Kellerman s.n. 00 May 1884
Peronospora halstedii Farlow
United States, Kansas, Manhattan;

USDA United States National Fungus Collections
Catalog #: BPI 188150c
Kellerman, W. A. s.n. 00 May 1884
Plasmopara halstedii (Farl.) Berl. & De Toni
United States, Kansas, Riley, Manhattan

Michigan State University Herbarium non-lichenized fungi
Catalog #: MSC0254676
W. A. Kellerman s.n. 00 May 1884
Peronospora halstedii Farlow
United States, Kansas, Manhattan;

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000247595
W. A. Kellerman #1403c 00 May 1884
Rhysotheca halstedii (Farl.) G.W. Wilson
United States, Kansas, Manhattan

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0088184
W. A. Kellerman #1403c 00 May 1884
Rhysotheca halstedii (Farl.) G.W. Wilson
United States, Kansas, Manhattan