Halymenia fastigiata J.Agardh, 1849 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Rhodophyta class Florideophyceae order Halymeniales family Halymeniaceae genus Halymenia species Halymenia elongata Name Homonyms Halymenia fastigiata J.Agardh, 1849 Halymenia fastigiata Bory, 1825