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

Butler University
Catalog #: 504955
Josephine E. Tilden s.n. 07 July 1896
Protococcus botryoides Kützing
United States, Frying Pan Basin, Yellowstone Nat. Park

Michigan State University
Catalog #: MSC0182289
Josephine E. Tilden #s.n. 07 July 1896
Cyanidium caldarium (Tilden) Geitler
United States, Wyoming, Frying Pan Basin, Yellowstone National Park

Miami University
Catalog #: 000179553
Josephine E. Tilden #s.n. 07 July 1896
Cyanidium caldarium (Tilden) Geitler
United States, Wyoming, Frying Pan Basin, Yellowstone National Park