Ceramium radiculosum Grunow Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Rhodophyta class Florideophyceae order Ceramiales family Ceramiaceae genus Ceramium species Ceramium siliquosum Name Homonyms Ceramium radiculosum Grunow ex Hauck, 1867 Ceramium radiculosum Grunow