Micrasterias truncata f. quadrata (Bulnheim) H.Croasdale, 1977 Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Charophyta class Conjugatophyceae order Desmidiales genus Micrasterias species Micrasterias truncata Name Homonyms Micrasterias truncata var. quadrata C.O.Bulnhein, 1859 Micrasterias truncata var. quadrata Bulnh Reinsch Micrasterias truncata f. quadrata (Bulnheim) H.Croasdale, 1977