Laminaria pyrifera (L.) J.V.Lamour., 1813 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Chromista phylum Ochrophyta class Phaeophyceae order Laminariales family Laminariaceae genus Macrocystis species Macrocystis pyrifera Name Homonyms Laminaria pyrifera (L.) J.V.Lamour., 1813