Lithophyllum tortuosum f. cristata (Menegh.) Lemoine Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Rhodophyta class Florideophyceae order Corallinales family Lithophyllaceae genus Tenarea species Tenarea tortuosa Name Homonyms Lithophyllum tortuosum f. cristata (Menegh.) Lemoine