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

Brown University - Algae
Catalog #: ABRU00004926
C. Bullard s.n. 05 June 1916
Micrasterias denticulata Brébisson ex Ralfs
United States, Massachusetts, swamp below dam, Walden Pond, North Saugus, MA

Yale University Herbarium
Catalog #: YU.095395
Charles Bullard s.n. 05 June 1916
Micrasterias denticulata Brébisson ex Ralfs
United States, Massachusetts, swamp below dam, Walden Pond, North Saugus, MA

University of Michigan
Catalog #: 736338
Charles Bullard #s.n. 06 May 1916
Micrasterias denticulata Brébisson ex Ralfs
United States, Massachusetts, Essex, Walden Pond, North Saugus

Michigan State University Algae
Catalog #: MSC0183457
Charles Bullard #s.n. 06 May 1916
Micrasterias denticulata Brébisson ex Ralfs
United States, Massachusetts, Essex, Walden Pond, North Saugus

Miami University - Algae
Catalog #: 000210161
Charles Bullard #s.n.
Micrasterias denticulata Brébisson ex Ralfs
United States, Massachusetts, Essex, Walden Pond, North Saugus