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

Field Museum of Natural History
Catalog #: C0504399F
Gertrude Gibbs #s.n. 14 July 1901
Batrachospermum keratophytum Bory de Saint-Vincent
Canada, British Columbia, Minnesota Seaside Station, Vancouver Island

University Herbarium, University of California, Berkeley
Catalog #: UC763813
Gertrude Gibbs #s.n. 14 July 1901
Batrachospermum keratophytum Bory de Saint-Vincent
Canada, British Columbia, Minnesota Seaside Station, Vancouver Island, British Columbia.

Michigan State University Algae
Catalog #: MSC0181343
Gertrude Gibbs #s.n. 14 July 1901
Batrachospermum keratophytum Bory de Saint-Vincent
Canada, British Columbia, Minnesota Seaside Station, Vancouver Island

Miami University - Algae
Catalog #: 000179982
Gertrude Gibbs #s.n. 14 July 1901
Batrachospermum keratophytum Bory de Saint-Vincent
Canada, British Columbia, Minnesota Seaside Station, Vancouver Island

Butler University - Algae
Catalog #: 503020
Harold L. Lyon #s.n. 14 July 1901
Batrachospermum vagum (Roth) C.Agardh
Canada, British Columbia, Minnesota Seaside Station, Vancouver Island