Staurastrum monticulosum Bréb. ex Ralfs Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Charophyta class Zygnematophyceae order Zygnematales family Desmidiaceae genus Staurastrum species Staurastrum monticulosum Name Homonyms Staurastrum monticulosum Brébisson Staurastrum monticulosum Bréb. ex Ralfs