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

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000247598
W. A. Kellerman #1406a 00 June 1882
Peronospora parasitica (Pers.) Fr.
United States, Pennsylvania, Philadelphia, Fairmount Park

Michigan State University Herbarium non-lichenized fungi
Catalog #: MSC0254680
W. C. Stevenson, Jr. s.n. 00 June 1882
Peronospora parasitica (Persoon) de Bary
United States, Pennsylvania, Philadelphia; Fairmount Park

Academy of Natural Sciences of Drexel University
Catalog #: PH00314319
W.C. Stevenson, Jr. #s.n 00 June 1882
Hyaloperonospora parasitica (Pers.) Constant.
United States, Pennsylvania, Philadelphia, Fairmount Park