Chara vulgaris var. atrovirens (Lowe) H.Groves & J.Groves Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Charophyta class Charophyceae order Charales family Characeae genus Chara species Chara vulgaris Name Homonyms Chara vulgaris var. atrovirens (Lowe) H.Groves & J.Groves