Staurastrum subavicula Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Charophyta class Zygnematophyceae order Zygnematales family Desmidiaceae genus Staurastrum species Staurastrum subavicula Name Homonyms Staurastrum subavicula (West) West & G.S.West, 1892