Staurodesmus crassus (West & G.S.West) Florin, 1957 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Charophyta class Conjugatophyceae order Desmidiales genus Staurodesmus species Staurodesmus crassus Name Synonyms Arthrodesmus crassus West & G.S.West, 1903 Homonyms Staurodesmus crassus (West & G.S.West) Florin, 1957