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

Brown University - Algae
Catalog #: ABRU00004144
F. S. Collins s.n. 24 July 1907
Micrasterias radiata West & G.S.West
United States, Massachusetts, Pine Hill Swamp, Medford, MA

University of Michigan
Catalog #: 736356
F.S. Collins #s.n. 24 July 1907
Micrasterias radiata West & G.S.West
United States, Massachusetts, Middlesex, Pine Hill Swamp, Medford

University of Michigan
Catalog #: 736357
F.S. Collins #s.n. 24 July 1907
Micrasterias radiata West & G.S.West
United States, Massachusetts, Middlesex, Pine Hill Swamp, Medford

Michigan State University Algae
Catalog #: MSC0183461
F.S. Collins #s.n. 24 July 1907
Micrasterias furcata C.Agardh ex Ralfs
United States, Massachusetts, Middlesex, Pine Hill Swamp, Medford

Miami University - Algae
Catalog #: 000188481
F.S. Collins #s.n.
Micrasterias furcata C.Agardh ex Ralfs
United States, Massachusetts, Middlesex, Pine Hill Swamp, Medford

Drexel University, Academy of Natural Sciences - Algae
Catalog #: PH00142742
d58befc8-e1e7-4929-a931-88c99f975d4e
F.S. Collins #s.n. 24 July 1907
Micrasterias C.Agardh ex Ralfs, 1848
United States, Massachusetts, Middlesex, Pine Hill Swamp, Medford

Yale University Herbarium
Catalog #: YU.094451
Frank Shipley Collins s.n. 24 July 1907
Micrasterias radiata West & G.S.West
United States, Massachusetts, Middlesex, Medford; Pine Hill Swamp, Medford, MA