Chara vulgaris f. contraria (A.Braun ex Kutz.) R.D.Wood Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Charophyta class Charophyceae order Charales family Characeae genus Chara species Chara contraria Name Homonyms Chara vulgaris var. contraria (A.Braun ex Kütz.) J.A.Moore Chara vulgaris f. contraria (A.Braun ex Kutz.) R.D.Wood