Cosmarium granatum var. subgranatum Nordst., 1878 Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Charophyta class Conjugatophyceae order Desmidiales genus Cosmarium species Cosmarium subgranatum Name Homonyms Cosmarium granatum var. subgranatum Nordst., 1878 Cosmarium granatum subsp. subgranatum