Cystoseira humilis Schousboe Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Ochrophyta class Phaeophyceae order Fucales family Sargassaceae genus Cystoseira species Cystoseira humilis Name Homonyms Cystoseira humilis Schousboe ex Kützing, 1860 Cystoseira humilis Schousboe