Anonymous, Algae Marinae Hibern.
Anonymous [1 - ?]

University of North Carolina Wilmington, David J. Sieren Herbarium
Catalog #: WNC-A-0005464
Guiry, M. D. #1980-2 18 March 1980
Ptilota plumosa C.Agardh
Ireland, Mayo, Mayo, At ELWS. Dooega, Achill Island, County Mayo

Duke University Herbarium Algae Collection
Catalog #: 204799
Guiry, M. D. #1980-2 18 March 1980
Ptilota gunneri P.C.Silva, Maggs & L.M.Irvine
Ireland, County Mayo, Mayo, Dooega, Achill Island, IG L 66 99

University Herbarium, University of California, Berkeley
Catalog #: UC1881491
M. D. Guiry #1980-2 18 March 1980
Ptilota filicina J.Agardh
Ireland, Mayo, Mayo, Dooega, Achill Island, County Mayo

University Herbarium, University of California, Berkeley
Catalog #: UC1498665
M. D. Guiry #s.n. 18 March 1980
Ptilota filicina J.Agardh
Ireland, Mayo, Mayo, Dooega, Achill Island, County Mayo

University of Michigan
Catalog #: 670255
Michael D. Guiry #1980-2 18 March 1980
Ptilota gunneri P.C.Silva, Maggs & L.M.Irvine
Ireland, Dooega, Achill Island, County of Mayo