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

Brown University - Algae
Catalog #: ABRU00003876
W. J. V. Osterhout s.n. 26 September 1903
Phormidium submembranaceum (Ardissone & Strafforello) Gomont
United States, California, Alameda, CA

Michigan State University Algae
Catalog #: MSC0184030
W.J.V. Osterhout #s.n. 26 September 1903
Phormidium submembranaceum (Ardissone & Strafforello) Gomont
United States, California, Alameda, Alameda

Miami University - Algae
Catalog #: 000188156
W.J.V. Osterhout #s.n. 26 September 1903
Phormidium submembranaceum (Ardissone & Strafforello) Gomont
United States, California, Alameda, Alameda

Yale University Herbarium
Catalog #: YU.092245
Winthrop John Vanleuven Osterhout s.n. 26 September 1903
Phormidium submembranaceum (Ardissone & Strafforello) Gomont
United States, California, Alameda, Alameda; Alameda, CA