Halymenia palmata var. sarniensis (Roth) C.Agardh, 1822 Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Rhodophyta class Florideophyceae order Palmariales family Palmariaceae genus Palmaria species Palmaria palmata Name Homonyms Halymenia palmata var. sarniensis (Roth) C.Agardh, 1822