Cosmarium abbreviatum var. germanicum (Racib.) Willi Krieg. & Gerloff Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Charophyta class Conjugatophyceae order Desmidiales genus Cosmarium species Cosmarium abbreviatum Name Synonyms Cosmarium abbreviatum f. germanicum Racib., 1889 Cosmarium abbreviatum f. pygmaeum Messikommer Homonyms Cosmarium abbreviatum var. germanicum (Racib.) Willi Krieg. & Gerloff Cosmarium abbreviatum f. germanicum Racib., 1889