Cosmarium indentatum Grönblad, 1920 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Charophyta class Conjugatophyceae order Desmidiales genus Cosmarium species Cosmarium indentatum Name Synonyms Cosmarium contractum var. indentatum (Grönblad) Willi Krieg. & Gerloff, 1962 Homonyms Cosmarium indentatum Grönblad, 1920