Griffithsia opuntioides J.Agardh, 1842 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Rhodophyta class Florideophyceae order Ceramiales family Wrangeliaceae genus Griffithsia species Griffithsia opuntioides Name Synonyms Griffithsia neapolitana Nägeli Griffithsia neapolitana Nägeli ex Kütz., 1862 Homonyms Griffithsia opuntioides J.Agardh, 1842