Staurastrum punctulatum var. subproductum West & G.S.West, 1912 Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Charophyta class Conjugatophyceae order Desmidiales genus Staurastrum species Staurastrum punctulatum Name Synonyms Cosmoastrum punctulatum var. subproductum (West & G.S.West) Pal.-Mordv., 1982 Homonyms Staurastrum punctulatum var. subproductum West & G.S.West, 1912