Collins, Holden & Setchell, Phycoth. Bor.-Amer.Collins, F.S.; Holden, I.; Setchell, W.A. [1-2300]
Brown University - Algae
W. J. V. Osterhout s.n. 07 May 1895
Spirogyra longata (Vaucher) Kützing
United States, Rhode Island, Knightsville, RI
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Miami University - Algae
W.J.V. Osterhout #s.n. 07 May 1895
Spirogyra longata var. terrestre
United States, Rhode Island, Providence, Knightsville
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Yale University Herbarium
Winthrop John Vanleuven Osterhout s.n. 07 May 1895
Spirogyra longata (Vaucher) Kützing
United States, Rhode Island, Knightsville, RI
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