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

Brown University - Algae
Catalog #: ABRU00004578
N. L. Gardner s.n.
Oscillatoria tenuis C.Agardh
United States, California, Berkeley, CA

Michigan State University Algae
Catalog #: MSC0183881
N.L. Gardner #s.n.
Oscillatoria tenuis C.Agardh
United States, California, Alameda, Berkeley

Miami University - Algae
Catalog #: 000189230
N.L. Gardner #s.n. 22 August 2015
Oscillatoria tenuis C.Agardh
United States, California, Alameda, Berkeley

Rutgers University, Chrysler Herbarium - Macroalgae Collection
Catalog #: CHRB0012527
N.L. Gardner #s.n.
Oscillatoria tenuis C.Agardh
United States, California, Alameda, Berkeley

Yale University Herbarium
Catalog #: YU.095049
Nathaniel Lyon Gardner s.n.
Oscillatoria tenuis C.Agardh
United States, California, Alameda, Berkeley; Berkeley, CA