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

Michigan State University
Catalog #: MSC0182667
B.T. Shaver #s.n. 05 September 1895
Fragilaria virescens Ralfs
United States, Minnesota, Hennepin, Long Lake

Miami University
Catalog #: 000179251
B.T. Shaver #s.n. 05 September 1895
Fragilaria virescens Ralfs
United States, Minnesota, Hennepin, Long Lake