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

Brown University - Algae
Catalog #: ABRU00003927
F. S. Collins s.n. 10 July 1904
Nostoc muscorum C.Agardh ex Bornet & Flahault
United States, Maine, Cumberland, Harpswell; Harpswell, ME

Michigan State University Algae
Catalog #: MSC0182390
F.S. Collins #s.n. 10 July 1904
Desmonostoc muscorum (C.Agardh ex Bornet & Flahault) Hrouzek & Ventura
United States, Maine, Cumberland, Harpswell

Miami University - Algae
Catalog #: 000188206
F.S. Collins #s.n.
Desmonostoc muscorum (C.Agardh ex Bornet & Flahault) Hrouzek & Ventura
United States, Maine, Cumberland, Harpswell

Yale University Herbarium
Catalog #: YU.094167
Frank Shipley Collins s.n. 10 July 1904
Nostoc muscorum C.Agardh ex Bornet & Flahault
United States, Maine, Cumberland, Harpswell; Harpswell, ME