Nostoc rivulare Kütz. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Bacteria phylum Cyanobacteria class Cyanobacteriia order Cyanobacteriales family Nostocaceae genus Nostoc species Nostoc rivulare Name Homonyms Nostoc rivulare Kütz. Nostoc rivulare Kütz. ex Bornet & Flahault, 1886