Staurastrum dickiei var. semicirculare West & G.S.West, 1893 Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Charophyta class Conjugatophyceae order Desmidiales genus Staurodesmus species Staurodesmus dickiei Name Homonyms Staurastrum dickiei var. semicirculare West & G.S.West, 1893