Sargassum ilicifolium var. duplicatum J.Agardh, 1848 Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Chromista phylum Ochrophyta class Phaeophyceae order Fucales family Sargassaceae genus Sargassum species Sargassum ilicifolium Name Homonyms Sargassum ilicifolium var. duplicatum J.Agardh, 1848 Sargassum ilicifolium subsp. duplicatum J.Agardh