Cystoseira stricta var. amentacea (Bory) Giaccone Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Chromista phylum Ochrophyta class Phaeophyceae order Fucales family Sargassaceae genus Cystoseira species Ericaria amentacea Name Homonyms Cystoseira stricta var. amentacea (Bory) Giaccone