Anabaena variabilis Kütz. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Bacteria phylum Cyanobacteria class Cyanobacteriia order Cyanobacteriales family Nostocaceae genus Trichormus species Trichormus variabilis Name Homonyms Anabaena variabilis Kütz. Anabaena variabilis Kütz. ex Bornet & Flahault Anabaena variabilis_A