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

Brown University - Algae
Catalog #: ABRU00004156
F. S. Collins s.n. 07 September 1907
Coelastrum microporum Nägeli
United States, Massachusetts, North Reservoir, Winchester, MA

University of Michigan
Catalog #: 727099
F.S. Collins #s.n. 07 September 1907
Coelastrum microporum Nägeli
United States, Massachusetts, Middlesex, North Reservoir, Winchester

University of Michigan
Catalog #: 727102
F.S. Collins #s.n. 07 September 1907
Coelastrum microporum Nägeli
United States, Massachusetts, Middlesex, North Reservoir, Winchester

Michigan State University Algae
Catalog #: MSC0182101
F.S. Collins #s.n. 07 September 1907
Coelastrum microporum Nägeli
United States, Massachusetts, Middlesex, North Reservoir, Winchester

Miami University - Algae
Catalog #: 000188493
F.S. Collins #s.n. 07 September 1907
Coelastrum microporum Nägeli
United States, Massachusetts, Middlesex, North Reservoir, Winchester

Yale University Herbarium
Catalog #: YU.094463
Frank Shipley Collins s.n. 07 September 1907
Coelastrum microporum Nägeli
United States, Massachusetts, Winchester; North Reservoir, Winchester, MA