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

Brown University - Algae
Catalog #: ABRU00004024
F. S. Collins s.n. 09 September 1905
Aphanothece saxicola Nägeli
United States, Massachusetts, Horn Pond, Woburn, MA

Drexel University, Academy of Natural Sciences - Algae
Catalog #: PH00232760
aacab2cf-a4fe-4126-8acf-8455d5a0d6d3
F. S. Collins #s.n. 09 September 1905
Aphanothece N
United States, Massachusetts, Middlesex, Horn Pond, Woburn

Michigan State University Algae
Catalog #: MSC0181256
F.S. Collins #s.n. 09 September 1905
Aphanothece saxicola Nägeli
United States, Massachusetts, Middlesex, Horn Pond, Woburn

Miami University - Algae
Catalog #: 000188300
F.S. Collins #s.n. 09 September 1905
Aphanothece saxicola Nägeli
United States, Massachusetts, Middlesex, Horn Pond, Woburn

Yale University Herbarium
Catalog #: YU.094330
Frank Shipley Collins s.n. 09 September 1905
Aphanothece saxicola Nägeli
United States, Massachusetts, Middlesex, Woburn; Horn Pond, Woburn, MA