Nitella gracilis f. australiensis Nordst., 1888 Dataset GBIF Backbone Taxonomy Rank FORM 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