Closterium dianae f. brevius S.P.Petkoff, 1910 Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Charophyta class Zygnematophyceae order Zygnematales family Closteriaceae genus Closterium species Closterium dianae Name Homonyms Closterium dianae var. brevius (Wittrock) Petkoff Closterium dianae var. brevius (Petkov) Willi Krieg. Closterium dianae subsp. brevius (S.P.Petkoff) F.M.Sarim & M.A.F.Faridi, 1976 Closterium dianae f. brevius S.P.Petkoff, 1910