Callithamnion nemalionis De Not. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Rhodophyta class Florideophyceae order Colaconematales family Colaconemataceae genus Colaconema species Colaconema nemalionis Name Homonyms Callithamnion nemalionis De Not. ex L.Dufour Callithamnion nemalionis De Not.