Closterium cynthia var. jenneri (Ralfs) Krieger Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Charophyta class Zygnematophyceae order Zygnematales family Closteriaceae genus Closterium species Closterium jenneri Name Homonyms Closterium cynthia var. jenneri (Ralfs) Krieger Closterium cynthia subsp. jenneri (Ralfs) Willi Kreiger Closterium cynthia var. jenneri (Ralfs) Willi Kreig.