Staurastrum ornatum subsp. asperum Schmidle Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Charophyta class Conjugatophyceae order Desmidiales genus Staurastrum species Staurastrum ornatum Name Homonyms Staurastrum ornatum var. asperum (Perty) Schmidle Staurastrum ornatum subsp. asperum Schmidle