Staurastrum Meyen, 1829 Dataset GBIF Backbone Taxonomy Rank GENUS Classification kingdom Plantae phylum Charophyta class Zygnematophyceae order Zygnematales family Desmidiaceae genus Staurastrum Name Homonyms Staurastrum Meyen ex Ralfs, 1848 Staurastrum Meyen, 1829