Ellis & Everhart, N. Amer. Fungi. Ser. II
J.B. Ellis ; B.M. Everhart [1501-3600, plus extras]

USDA United States National Fungus Collections
Catalog #: BPI 959257
s.n.
Synchytrium pluriannulatum Farl.
United States

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00065424
Dr. H. W. Harkness s.n.
Physoderma pluriannulata
United States, California

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00082132
Dr. H. W. Harkness s.n.
Synchytrium pluriannulatum (M.A. Curtis) Farl.
United States, California

Michigan State University Herbarium non-lichenized fungi
Catalog #: MSC0255091
H. W. Harkness s.n.
Physoderma pluriannulata
United States, California

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000228216
H. W. Harkness #1806
Synchytrium pluriannulatum (M.A. Curtis) Farl.
USA, California

Academy of Natural Sciences of Drexel University
Catalog #: PH00300454
H. W. Harkness #s.n.
Synchytrium pluriannulatum (M.A. Curtis) Farl.
United States, California, California

Academy of Natural Sciences of Drexel University
Catalog #: PH00314533
H. W. Harkness #s.n.
Physoderma pluriannulatum (Berk. & M.A. Curtis) Karling
United States, California, California

Chrysler Herbarium - Mycological Collection
Catalog #: CHRB-F-0025624
H.W. Harkness #s.n.
Synchytrium pluriannulatum (M.A. Curtis) Farl.
United States, California, California

USDA United States National Fungus Collections
Catalog #: BPI 794928
Harkness, H. W. s.n.
Synchytrium pluriannulatum Farl.
United States, California

USDA United States National Fungus Collections
Catalog #: BPI 795926
Harkness, H. W. s.n.
Physoderma pluriannulatum (Berk. & M.A. Curtis) Karling
United States, California

University of Illinois Herbarium
Catalog #: ILL00098987
HW Harkness s.n.
Synchytrium pluriannulatum (M.A. Curtis) Farl.
United States, California, California

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0088611
HW Harkness s.n.
Synchytrium pluriannulatum (M.A. Curtis) Farl.
United States, California, California