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

Field Museum of Natural History
Catalog #: C0529226F
Josephine E. Tilden #s.n. 25 August 1894
Cladophora crispata (Roth) Kützing
United States, Minnesota, Hennepin, Minneapolis

Michigan State University Algae
Catalog #: MSC0181974
Josephine E. Tilden #s.n. 25 August 1894
Cladophora fracta var. rigidula (Kützing) Rabenhorst
United States, Minnesota, Hennepin, Minneapolis

Miami University - Algae
Catalog #: 000179131
Josephine E. Tilden #s.n. 25 August 1894
Cladophora fracta var. rigidula (Kützing) Rabenhorst
United States, Minnesota, Hennepin, Minneapolis