Nitella gracilis subsp. australiensis Nordstedt Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Charophyta class Charophyceae order Charales family Characeae genus Nitella species Nitella gracilis Name Homonyms Nitella gracilis f. australiensis Nordst., 1888 Nitella gracilis subsp. australiensis Nordstedt