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

University of North Carolina at Chapel Hill Herbarium; Max & Fran Hommersand Algae Herbarium: Algae
Catalog #: NCU-A-0020425
Collins, Frank Shipley #s.n. 24 March 1907
Monostroma grevillei (Thuret) Wittrock
United States, Massachusetts, Essex, Little Nahant, Massachusetts

Brown University - Algae
Catalog #: ABRU00004205
F. S. Collins s.n. 24 March 1907
Monostroma grevillei (Thuret) Wittrock
United States, Massachusetts, Little Nahant, MA

Field Museum of Natural History
Catalog #: C0526533F
F. S. Collins #s.n. 24 March 1907
Monostroma grevillei (Thuret) Wittrock
United States, Massachusetts, Essex, Little Nahant

Drexel University, Academy of Natural Sciences - Algae
Catalog #: PH00205441
c7baf30f-9706-431d-86eb-41032bbbea02
F. S. Collins #s.n. 24 March 1907
Monostroma grevillei (Thuret) Wittrock
United States, Massachusetts, Essex, Little Nahant

University of Michigan
Catalog #: 730207
F.S. Collins #s.n. 24 May 1907
Monostroma grevillei (Thuret) Wittrock
United States, Massachusetts, Essex, Little Nahant

University of Michigan
Catalog #: 730228
F.S. Collins #s.n. 24 May 1907
Monostroma grevillei (Thuret) Wittrock
United States, Massachusetts, Essex, Little Nahant

Michigan State University Algae
Catalog #: MSC0183538
F.S. Collins #s.n. 24 May 1907
Monostroma grevillei (Thuret) Wittrock
United States, Massachusetts, Essex, Little Nahant

Miami University - Algae
Catalog #: 000188540
F.S. Collins #s.n.
Monostroma grevillei (Thuret) Wittrock
United States, Massachusetts, Essex, Little Nahant

Yale University Herbarium
Catalog #: YU.094512
Frank Shipley Collins s.n. 24 March 1907
Monostroma grevillei (Thuret) Wittrock
United States, Massachusetts, Essex, Nahant; Little Nahant, MA