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

Brown University - Algae
Catalog #: ABRU00004425
F. S. Collins s.n. 07 May 1910
Oedogonium echinospermum A.Braun ex Hirn
United States, Massachusetts, Middlesex Fells, MA

University of Michigan
Catalog #: 730465
F.S. Collins #s.n. 07 May 1910
Oedogonium echinospermum A.Braun ex Hirn
United States, Massachusetts, Middlesex, Middlesex Fells

University of Michigan
Catalog #: 730467
F.S. Collins #s.n. 07 May 1910
Oedogonium echinospermum A.Braun ex Hirn
United States, Massachusetts, Middlesex, Middlesex Fells

Michigan State University Algae
Catalog #: MSC0183786
F.S. Collins #s.n. 07 May 1910
Oedogonium echinospermum A.Braun ex Hirn
United States, Massachusetts, Middlesex, Middlesex Fells

Yale University Herbarium
Catalog #: YU.094736
Frank Shipley Collins s.n. 07 May 1910
Oedogonium echinospermum A.Braun ex Hirn
United States, Massachusetts, Middlesex, Medford; Middlesex Fells, MA