Asperocaulon coccineum (Hudson) Grev., 1824 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Rhodophyta class Florideophyceae order Plocamiales family Plocamiaceae genus Plocamium species Plocamium cartilagineum Name Homonyms Asperocaulon coccineum (Hudson) Grev., 1824