Collins, Holden & Setchell, Phycoth. Bor.-Amer.
Collins, F.S.; Holden, I.; Setchell, W.A. [1-2300]

Brown University - Algae
Catalog #: ABRU00003303
F. S. Collins s.n. 26 April 1896
Phormidium papyraceum (C.Agardh) Kützing ex Gomont
United States, Massachusetts, Medford, MA

Michigan State University Algae
Catalog #: MSC0184059
F.S. Collins #s.n. 26 April 1896
Phormidium papyraceum (C.Agardh) Kützing ex Gomont
United States, Massachusetts, Middlesex, Medford

Miami University - Algae
Catalog #: 000187199
F.S. Collins #s.n. 26 April 1896
Phormidium papyraceum (C.Agardh) Kützing ex Gomont
United States, Massachusetts, Middlesex, Medford

Yale University Herbarium
Catalog #: YU.091736
Frank Shipley Collins s.n. 26 April 1896
Phormidium papyraceum (C.Agardh) Kützing ex Gomont
United States, Massachusetts, Middlesex, Medford; Medford, MA