Cosmarium botrytis var. gemmiferum Meneghini Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Charophyta class Conjugatophyceae order Desmidiales genus Cosmarium species Cosmarium botrytis Name Homonyms Cosmarium botrytis var. gemmiferum (Bréb.) Nordst. Cosmarium botrytis var. gemmiferum Meneghini