Hormophysa triquetra (J.F.Gmelin) P.C.Silva, 1987 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Ochrophyta class Phaeophyceae order Fucales family Sargassaceae genus Hormophysa species Hormophysa cuneiformis Name Homonyms Hormophysa triquetra (C.Agardh) Kützing Hormophysa triquetra (J.F.Gmelin) P.C.Silva, 1987