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-0007394
Gardner, N. L. #P.B.-A. 2240c 00 May 1916
Cladophora hemisphaerica N.L.Gardner
United States, California, Monterey, Pebble Beach; Pebble Beach, Monterey Co., California

Brown University - Algae
Catalog #: ABRU00005051
N. L. Gardner s.n.
Cladophora hemisphaerica N.L.Gardner
United States, California, Monterey, Pebble Beach, CA

University of Michigan
Catalog #: 684117
N.L. Gardner #s.n. 00 May 1916
Cladophora columbiana F.S.Collins
United States, California, Monterey, Pebble Beach

University of Michigan
Catalog #: 684544
N.L. Gardner #s.n. 00 May 1916
Cladophora columbiana F.S.Collins
United States, California, Monterey, Pebble Beach

Michigan State University Algae
Catalog #: MSC0181942
N.L. Gardner #s.n. 00 May 1916
Cladophora columbiana F.S.Collins
United States, California, Monterey, Pebble Beach

Miami University - Algae
Catalog #: 000210271
N.L. Gardner #s.n. 00 May 1916
Cladophora columbiana F.S.Collins
United States, California, Monterey, Pebble Beach

Yale University Herbarium
Catalog #: YU.095517
Nathaniel Lyon Gardner s.n.
Cladophora hemisphaerica N.L.Gardner
United States, California, Monterey, Pebble Beach; Pebble Beach, CA