Sargassum spinuligerum var. stenophylla Grunow Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Chromista phylum Ochrophyta class Phaeophyceae order Fucales family Sargassaceae genus Sargassum species Sargassum spinuligerum Name Homonyms Sargassum spinuligerum var. stenophylla Grunow