Tilden, Amer. Algae
Tilden, J.E. [1-650]

Field Museum of Natural History
Catalog #: C0529223F
Josephine E. Tilden #s.n. 23 August 1901
Cladophora crispata (Roth) Kützing
United States, Minnesota, Saint Louis, Cascade Park, Duluth

Field Museum of Natural History
Catalog #: C0529222F
Josephine E. Tilden #s.n. 23 August 1901
Cladophora crispata (Roth) Kützing
United States, Minnesota, Saint Louis, Cascade Park, Duluth

Michigan State University Algae
Catalog #: MSC0181969
Josephine E. Tilden #s.n. 23 August 1901
Cladophora fracta var. lacustris (Kützing) Brand
United States, Minnesota, Saint Louis, Cascade Park, Duluth

Miami University - Algae
Catalog #: 000185117
Josephine E. Tilden #s.n. 23 August 1901
Cladophora fracta var. lacustris (Kützing) Brand
United States, Minnesota, Saint Louis, Cascade Park, Duluth