Cosmarium boeckii var. isthmolaeve Skuja ex Kouwets, 1976 Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Charophyta class Conjugatophyceae order Desmidiales genus Cosmarium species Cosmarium limnophilum Name Homonyms Cosmarium boeckii var. isthmolaeve Skuja ex Kouwets, 1976 Cosmarium boeckii var. isthmolaeve Skuja