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

Michigan State University Algae
Catalog #: MSC0182160
W.H. Weed #s.n.
Conferva major f. ferruginea J.E.Tilden
United States, Wyoming, Park, Echirus Geyser, Yellowstone National Park

Miami University - Algae
Catalog #: 000179541
W.H. Weed #s.n.
Conferva major f. ferruginea J.E.Tilden
United States, Wyoming, Echirus Geyser, Yellowstone National Park