Aglaothamnion cordatum Børgesen Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Rhodophyta class Florideophyceae order Ceramiales family Callithamniaceae genus Aglaothamnion species Aglaothamnion cordatum Name Homonyms Aglaothamnion cordatum (Børgesen) Feldm.-Maz. Aglaothamnion cordatum Børgesen