F.K.A.E.J. de Thümen [1-2300, plus extras]

USDA United States National Fungus Collections
Catalog #: BPI 1034918
s.n.
Polyporus sanguineus

University of Illinois Herbarium
Catalog #: ILL00076449
C. B. Plowright s.n. 00 October 1876
Polyporus fraxineus (Bondartsev & Ljubarsky) Y.C. Dai
United Kingdom, Norfolk, Kings-Lynn; Kings-Lynn

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00053115
C. B. Plowright s.n. 00 October 1876
Polyporus fraxineus (Bondartsev & Ljubarsky) Y.C. Dai
England, Norfolk, Kings-Lynn;

Chrysler Herbarium - Mycological Collection
Catalog #: CHRB-F-0016611
C. B. Plowright s.n. 00 October 1876
Polyporus fraxineus Lloyd
England, Norfolk

USDA United States National Fungus Collections
Catalog #: BPI 230102
Plowright C. B. s.n. 00 October 1876
Fomes fraxineus (Bull.) Cooke
England, Kings-Lynn, Norfolk