Staurastrum pilosum (Nägeli) W.Archer Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Charophyta class Zygnematophyceae order Zygnematales family Desmidiaceae genus Staurastrum species Staurastrum pilosum Name Synonyms Phycastrum pilosum Nägeli, 1849 Homonyms Staurastrum pilosum (Nägeli) W.Archer Staurastrum pilosum Bréb.