Collins, N. Amer. AlgaeCollins, F.S. [? - ?]
University of Massachusetts - Amherst
W. C. Simmons s.n.
Spirogyra tenuissima (Hassall) Kützing
United States, Rhode Island, Newport, RI
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University Herbarium, University of California, Berkeley
W. C. Simmons #s.n.
Spirogyra tenuissima (Hassall) Kützing
United States, Rhode Island, Newport, R.I.
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