Staurodesmus phimus var. occidentalis (W. & G.S.West) Teiling Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Charophyta class Conjugatophyceae order Desmidiales genus Staurodesmus species Staurodesmus phimus Name Synonyms Arthrodesmus phimus f. minimissimus Prescott & A.M.Scott, 1952 Homonyms Staurodesmus phimus var. occidentalis (W. & G.S.West) Teiling