Tydemania gardineri A.Gepp & E.Gepp, 1911 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Chlorophyta class Ulvophyceae order Bryopsidales family Udoteaceae genus Tydemania species Tydemania expeditionis Name Homonyms Tydemania gardineri A.Gepp & E.Gepp, 1911