Nitella flexilis f. subcapitata Leonh., 1863 Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Charophyta class Charophyceae order Charales family Characeae genus Nitella species Nitella flexilis Name Homonyms Nitella flexilis f. subcapitata Leonh., 1863 Nitella flexilis var. subcapitata A.Braun, 1857 Nitella flexilis f. subcapitata Wahlst., 1875