Callithamnion vieillardii Kütz., 1863 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Rhodophyta class Florideophyceae order Ceramiales family Callithamniaceae genus Callithamnion species Callithamnion vieillardii Name Homonyms Callithamnion vieillardii Kütz., 1863