Tilden, Amer. AlgaeTilden, J.E. [1-650]
University Herbarium, University of California, Berkeley
J. E. Tilden #s.n. 04 August 1898
Zygnema chalybeospermum Hansgirg
Canada, British Columbia, Baird point, Strait of Juan de Fuca, Vancouver island, British Columbia.
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Michigan State University Algae
Josephine E. Tilden #s.n. 04 August 1898
Zygnema chalybeospermum Hansgirg
Canada, British Columbia, Baird Point, Strait of Juan de Fuca, Vancouver Island
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Miami University - Algae
Josephine E. Tilden #s.n. 04 August 1898
Zygnema chalybeospermum Hansgirg
Canada, British Columbia, Baird Point, Strait of Juan de Fuca, Vancouver Island
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