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

Brown University - Algae
Catalog #: ABRU00004457
N. L. Gardner s.n. 13 November 1905
Aphanothece microscopica Nägeli
United States, California, Mountain Lake, San Francisco, CA

Rutgers University, Chrysler Herbarium - Macroalgae Collection
Catalog #: CHRB0021465
N.L. Gardner s.n. 17 May 1905
Aphanothece microscopica Nägeli
United States, California, San Francisco; Mountain Lake, San Francisco

Michigan State University Algae
Catalog #: MSC0181244
N.L. Gardner #s.n. 13 November 1905
Aphanothece microscopica Nägeli
United States, California, San Francisco, Mountain Lake, San Francisco

Miami University - Algae
Catalog #: 000210538
N.L. Gardner #s.n. 13 November 1905
Aphanothece microscopia
United States, California, San Francisco, Mountain Lake, San Francisco

Yale University Herbarium
Catalog #: YU.094926
Nathaniel Lyon Gardner s.n. 13 November 1905
Aphanothece microscopica Nägeli
United States, California, San Francisco, San Francisco; Mountain Lake, San Francisco, CA