Cosmarium blyttii var. bipunctatum (Dick) Rzicka Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Charophyta class Conjugatophyceae order Desmidiales genus Cosmarium species Cosmarium dickii Name Homonyms Cosmarium blyttii f. bipunctatum J.Dick Cosmarium blyttii var. bipunctatum (Dick) Rzicka