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

USDA United States National Fungus Collections
Catalog #: BPI 218517
Stevenson W. C. Jr. s.n.
Polyporus radiatus (Sowerby) Fr.
United States, Pennsylvania, Philadelphia, Fairmount Park

USDA United States National Fungus Collections
Catalog #: BPI 218530
Stevenson W. C. Jr. s.n.
Polyporus radiatus (Sowerby) Fr.
United States, Pennsylvania, Fairmount Park

USDA United States National Fungus Collections
Catalog #: BPI 957833
Stevenson, W. C. Jr. #s.n.
Polyporus radiatus (Sowerby) Fr.
United States, Pennsylvania, Fairmont Park, Philadelphia, Pennsylvania

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000213661
W. C. Stevenson #405
Polyporus radiatus Fr.

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00066384
W. C. Stevenson, Jr. s.n.
Polyporus radiatus (Sowerby) Fr.
United States, Pennsylvania, Philadelphia; Fairmount Park

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00066385
W. C. Stevenson, Jr. s.n.
Polyporus radiatus (Sowerby) Fr.
United States, Pennsylvania, Philadelphia; Fairmount Park

Chrysler Herbarium - Mycological Collection
Catalog #: CHRB-F-0016782
W. C. Stevenson, Jr. s.n.
Polyporus radiatus (Sowerby) Fr.
United States, Pennsylvania, Philadelphia, Philadelphia; Fairmount Park

Michigan State University Herbarium non-lichenized fungi
Catalog #: MSC0253612
W. C. Stevenson, Jr. s.n.
Polyporus radiatus (Sowerby) Fr.
United States, Philadelphia; Fairmount Park

University of Michigan Herbarium
Catalog #: 151937
W. C. Stevenson, Jr. #s. n.
Polyporus radiatus (Sowerby) Fr.
USA, Pennsylvania, Philadelphia; Fairmount Park.

Academy of Natural Sciences of Drexel University
Catalog #: PH00306699
W. C. Stevenson, Jr. #s.n.
Polyporus radiatus (Sowerby) Fr.
United States, Pennsylvania, Philadelphia, Philadelphia; Fairmount Park, Philadelphia

Academy of Natural Sciences of Drexel University
Catalog #: PH00321996
W.C. Stevenson, Jr. #s.n
Polyporus radiatus Fr.
United States, Pennsylvania, Philadelphia, Philadelphia; Fairmount Park; 39.983446 -75.209902

University of Illinois Herbarium
Catalog #: ILL00097549
WC Stevenson, Jy s.n.
Polyporus radiatus (Sowerby) Fr.
United States, Pennsylvania, Philadelphia, Philadelphia; Philadelphia

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0087227
WC Stevenson, Jy s.n.
Polyporus radiatus (Sowerby) Fr.
United States, Pennsylvania, Philadelphia, Philadelphia