Phormidium autumale (C.Agardh) Gomont Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Bacteria phylum Cyanobacteria class Cyanobacteriia order Cyanobacteriales family Oscillatoriaceae genus Phormidium species Phormidium autumale Name Homonyms Phormidium autumale (C.Agardh) Gomont