Collins, N. Amer. AlgaeCollins, F.S. [? - ?]
Butler University
Mrs. W. C. Simmons #s.n.
Polysiphonia violacea (Roth) Sprengel
United States, Rhode Island, Newport
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Butler University
Mrs. W. C. Simmons #s.n.
Polysiphonia violacea (Roth) Sprengel
United States, Rhode Island, Newport
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University Herbarium, University of California, Berkeley
W. C. Simmons #s.n.
Polysiphonia fucoides (Hudson) Greville
United States, Rhode Island, Newport, R. I.
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