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

Brown University - Algae
Catalog #: ABRU00003166
C. P. Nott s.n.
Plocamium violaceum Farlow
United States, California, Pacific Grove, CA

Michigan State University Algae
Catalog #: MSC0184390
C.P. Nott #s.n. 00 January 1898
Plocamium violaceum Farlow
United States, California, Monterey, Pacific Grove

Miami University - Algae
Catalog #: 000210408
C.P. Nott #s.n. 00 January 1898
Plocamium violaceum Farlow
United States, California, Monterey, Pacific Grove

Yale University Herbarium
Catalog #: YU.091625
Charles Palmer Nott s.n. 00 January 1898
Plocamium violaceum Farlow
United States, California, Monterey, Pacific Grove; Pacific Grove, CA