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

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00083290
Dr. H. W. Harkness s.n.
Triphragmium echinatum Lév.
United States, California

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00083291
Dr. H. W. Harkness s.n.
Triphragmium echinatum Lév.
United States, California

Academy of Natural Sciences of Drexel University
Catalog #: PH00319757
Dr. H. W. Harkness #1064
Triphragmium echinatum Lév.
United States, California

Academy of Natural Sciences of Drexel University
Catalog #: PH00319759
Dr. H. W. Harkness #1064
Triphragmium echinatum Lév.
United States, California

Michigan State University Herbarium non-lichenized fungi
Catalog #: MSC0254321
H. W. Harkness s.n.
Triphragmium echinatum Lév.
United States, California

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000227672
H. W. Harkness #1064
Nyssopsora echinata (Lév.) Arthur
United States, California

Chrysler Herbarium - Mycological Collection
Catalog #: CHRB-F-0026209
H.W. Harkness #s.n.
Triphragmium echinatum Lév.
United States, California, California

University of Illinois Herbarium
Catalog #: ILL00098275
Harkness s.n.
Triphragmium echinatum Lév.
United States, California, California

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0087819
Harkness s.n.
Triphragmium echinatum Lév.
United States, California, California

USDA United States National Fungus Collections
Catalog #: BPI 148933
Harkness H. W. s.n.
Triphragmium echinatum Lév.
United States, California

USDA United States National Fungus Collections
Catalog #: BPI 958498
Harkness H. W. s.n.
Triphragmium echinatum Lév.
United States, California

University of North Carolina at Chapel Hill Herbarium: Fungi
Catalog #: NCU-F-0028747
Harkness, H. W. #s.n.
Tripharagmium echinatum
United States, California, California