Fucus serratifolius Thunberg, 1815 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Ochrophyta class Phaeophyceae order Fucales family Sargassaceae genus Sargassum species Sargassum siliquastrum Name Homonyms Fucus serratifolius C.Agardh Fucus serratifolius Thunberg, 1815