Sargassum novae-hollandiae P.C.Silva, 1996 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Ochrophyta class Phaeophyceae order Fucales family Sargassaceae genus Sargassum species Sargassum novae-hollandiae Name Homonyms Sargassum novae-hollandiae P.C.Silva, 1996