Enteromorpha intestinalis f. maxima J.Agardh, 1883 Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Chlorophyta class Ulvophyceae order Ulvales family Ulvaceae genus Ulva species Ulva intestinalis Name Homonyms Enteromorpha intestinalis var. maxima Enteromorpha intestinalis f. maxima J.Agardh, 1883 Enteromorpha intestinalis subsp. maxima J.Agardh