Nostoc sphaeroides Kutzing ex Bornet & Flahault 1886 Dataset NCBI Taxonomy Classification phylum Cyanobacteriota class Cyanophyceae order Nostocales family Nostocaceae genus Nostoc species Nostoc sphaeroides Name Homonyms Nostoc sphaeroides Nostoc sphaeroides Kutzing ex Bornet & Flahault 1886