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

Brown University - Algae
Catalog #: ABRU00004049
N. L. Gardner s.n. 26 June 1906
Pediastrum boryanum (Turpin) Meneghini
United States, California, Botanical Laboratory of the University of California, Berkeley, CA

University of Michigan
Catalog #: 730663
N.L. Gardner #s.n. 26 June 1906
Pediastrum boryanum var. granulatum (Kützing) A.Braun
United States, California, Alameda, University of California, Berkeley

University of Michigan
Catalog #: 730664
N.L. Gardner #s.n. 26 June 1906
Pediastrum boryanum var. granulatum (Kützing) A.Braun
United States, California, Alameda, University of California, Berkeley

Michigan State University Algae
Catalog #: MSC0184210
N.L. Gardner #s.n. 26 June 1906
Pseudopediastrum boryanum (Turpin) E.Hegewald
United States, California, Alameda, University of California, Berkeley

Miami University - Algae
Catalog #: 000188326
N.L. Gardner #s.n.
Pseudopediastrum boryanum (Turpin) E.Hegewald
United States, California, Alameda, University of California, Berkeley

Yale University Herbarium
Catalog #: YU.094357
Nathaniel Lyon Gardner s.n. 26 June 1906
Pediastrum boryanum var. granulatum (Kützing) A.Braun
United States, California, Berkeley; Botanical Laboratory, University of California, Berkeley, CA