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

Brown University - Algae
Catalog #: ABRU00003276
W. A. Setchell s.n. 12 January 1899
Porphyra naiadum C.L.Anderson
United States, California, Monterey, Carmel Bay, Monterey, CA

Field Museum of Natural History
Catalog #: C0503936F
W. A. Setchell #s 12 January 1899
Porphyra naiadum C.L.Anderson
United States, California, Monterey, Carmel Bay, Monterey, CA

Michigan State University Algae
Catalog #: MSC0184352
W.A. Setchell #s.n. 00 December 1897
Porphyra naiadum C.L.Anderson
United States, California, Monterey, Carmel Bay, Monterey

Miami University - Algae
Catalog #: 000187175
W.A. Setchell #s.n. 12 January 1899
Porphyra naiadum C.L.Anderson
United States, California, Monterey, Carmel Bay

Yale University Herbarium
Catalog #: YU.091715
William Albert Setchell s.n. 12 January 1899
Porphyra naiadum C.L.Anderson
United States, California, Monterey, Carmel Bay, CA