Plocamium secundatum (Kütz.) Kütz., 1866 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Rhodophyta class Florideophyceae order Plocamiales family Plocamiaceae genus Plocamium species Plocamium secundatum Name Synonyms Plocamium coccineum var. australe J.Agardh, 1852 Plocamium coccineum var. secundatum Kützing, 1849 Homonyms Plocamium secundatum (Kütz.) Kütz., 1866