Ulothrix zonata var. speciosa (Carmichael) Stockmayer Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Chlorophyta class Ulvophyceae order Ulotrichales family Ulotrichaceae genus Ulothrix species Ulothrix speciosa Name Homonyms Ulothrix zonata var. speciosa (Carmichael) Stockmayer