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

Brown University
Catalog #: ABRU00002762
F. S. Collins s.n. 09 June 1895
Gloeocapsa magma (Brébisson) Kützing
United States, Massachusetts, Middlesex Fells, MA

Michigan State University
Catalog #: MSC0182789
F.S. Collins #s.n. 09 June 1895
Gloeocapsopsis magma (Brébisson) Komárek & Anagnostidis
United States, Massachusetts, Middlesex, Middlesex Fells

Miami University
Catalog #: 000186550
F.S. Collins #s.n. 09 June 1895
Gloecapsa magma
United States, Massachusetts, Middlesex, Middlesex Fells

Yale University Herbarium
Catalog #: YU.091231
Frank Shipley Collins s.n. 09 June 1895
Gloeocapsa magma (Brébisson) Kützing
United States of America, Massachusetts, Middlesex, Medford; Middlesex Fells, MA