Nostoc verrucosum Vauch. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Bacteria phylum Cyanobacteria class Cyanobacteriia order Cyanobacteriales family Nostocaceae genus Nostoc species Nostoc verrucosum Name Homonyms Nostoc verrucosum Vaucher ex Bornet & Flahault Nostoc verrucosum Vauch.