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

Brown University - Algae
Catalog #: ABRU00004909
C. Bullard s.n. 27 May 1916
Closterium costatum Corda ex Ralfs
United States, Massachusetts, Lexington Park, Lexington, MA

Yale University Herbarium
Catalog #: YU.095378
Charles Bullard s.n. 27 May 1916
Closterium costatum Corda ex Ralfs
United States, Massachusetts, Lexington Park, Lexington, MA

University of Michigan
Catalog #: 735967
Charles Bullard #s.n. 27 May 1916
Closterium costatum Corda ex Ralfs
United States, Massachusetts, Middlesex, Lexington Park, Lexington, MA

Michigan State University Algae
Catalog #: MSC0182038
Charles Bullard #s.n. 27 May 1916
Closterium costatum Corda ex Ralfs
United States, Massachusetts, Middlesex, Lexington Park, Lexington

Miami University - Algae
Catalog #: 000210145
Charles Bullard #s.n.
Closterium costatum Corda ex Ralfs
United States, Massachusetts, Middlesex, Lexington Park, Lexington