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

Brown University - Algae
Catalog #: ABRU00004145
F. S. Collins s.n. 28 July 1907
Micrasterias rotata Ralfs
United States, Massachusetts, Meeting House Pond, Eastham, MA

Drexel University, Academy of Natural Sciences - Algae
Catalog #: PH00142745
ee31d7ba-9830-411b-8def-2b87487d4a30
F. S. Collins #s.n. 28 July 1907
Micrasterias C.Agardh ex Ralfs, 1848
United States, Massachusetts, Meeting House Pond, Eastham, MA

University of Michigan
Catalog #: 736361
F.S. Collins #s.n. 28 July 1907
Micrasterias rotata Ralfs
United States, Massachusetts, Barnstable, Meeting House Pond, Eastham

University of Michigan
Catalog #: 736362
F.S. Collins #s.n. 28 July 1907
Micrasterias rotata Ralfs
United States, Massachusetts, Barnstable, Meeting House Pond, Eastham

Michigan State University Algae
Catalog #: MSC0183467
F.S. Collins #s.n. 28 July 1907
Micrasterias rotata Ralfs
United States, Massachusetts, Barnstable, Meeting House Pond, Eastham

Miami University - Algae
Catalog #: 000188482
F.S. Collins #s.n.
Micrasterias rotata Ralfs
United States, Massachusetts, Barnstable, Meeting House Pond, Eastham

Yale University Herbarium
Catalog #: YU.094452
Frank Shipley Collins s.n. 28 July 1907
Micrasterias rotata Ralfs
United States, Massachusetts, Barnstable, Eastham; Meeting House Pond, Eastham, MA