Phasgonon bulbosum (Hudson) S.F.Gray, 1821 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Ochrophyta class Phaeophyceae order Tilopteridales family Phyllariaceae genus Saccorhiza species Saccorhiza polyschides Name Homonyms Phasgonon bulbosum (Hudson) S.F.Gray, 1821