Staurastrum trapezoides Coesel & Meesters, 2013 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Charophyta class Conjugatophyceae order Desmidiales genus Staurastrum species Staurastrum trapezoides Name Homonyms Staurastrum trapezoides Coesel & Meesters, 2013