Staurastrum spetsbergense (Nordst.) Coesel & Meesters, 2013 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Charophyta class Conjugatophyceae order Desmidiales genus Staurastrum species Staurastrum spetsbergense Name Synonyms Cylindriastrum capitulum var. spetsbergense (Nordst.) Pal.-Mordv., 1982 Staurastrum capitulum f. spetsbergensis Nordst., 1872 Homonyms Staurastrum spetsbergense (Nordst.) Coesel & Meesters, 2013