Sargassum vulgare var. sociale Grunow, 1916 Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Chromista phylum Ochrophyta class Phaeophyceae order Fucales family Sargassaceae genus Sargassum species Sargassum pacificum Name Homonyms Sargassum vulgare var. sociale Grunow, 1916