Grateloupia avalonae E.Y.Dawson, 1949 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Rhodophyta class Florideophyceae order Halymeniales family Halymeniaceae genus Grateloupia species Grateloupia filicina Name Homonyms Grateloupia avalonae E.Y.Dawson, 1949