Staurastrum americanum (W.West & G.S.West) G.M.Smith Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Charophyta class Conjugatophyceae order Desmidiales genus Staurastrum species Staurastrum americanum Name Homonyms Staurastrum americanum (W.West & G.S.West) G.M.Smith