Sargassum obtusifolium f. lendigersides Grunow, 1916 Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Chromista phylum Ochrophyta class Phaeophyceae order Fucales family Sargassaceae genus Sargassum species Sargassum obtusifolium Name Homonyms Sargassum obtusifolium f. lendigersides Grunow, 1916