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

Field Museum of Natural History
Catalog #: C0504630F
Josephine E. Tilden #112
Chantransia pygmaea Kützing
United States, Minnesota, Hennepin, forming the calcareous crust on sides of old tank and on twigs, in the water, Minneapolis

Michigan State University Algae
Catalog #: MSC0181286
Josephine E. Tilden #s.n. 01 October 1895
Audouinella pygmaea (Kützing) Weber-van Bosse
United States, Minnesota, Hennepin, Minneapolis

Miami University - Algae
Catalog #: 000179244
Josephine E. Tilden #s.n. 01 October 1895
Audouinella pygmaea (Kützing) Weber-van Bosse
United States, Minnesota, Hennepin, Minneapolis