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-0030788
Gardner, N. L. #P.B.-A. 2240 00 May 1915
Cladophora hemisphaerica N.L.Gardner
United States, California, Monterey, Cypress Point; Cypress Pt., Monterey County, California

University of Michigan
Catalog #: 684545
N.L. Gardner #s.n. 00 May 1915
Cladophora columbiana F.S.Collins
United States, California, Monterey, Cypress Point