Anabaena variabilis var. ellipsospora Dataset NCBI Taxonomy Classification phylum Cyanobacteriota class Cyanophyceae order Nostocales family Nostocaceae genus Trichormus species Trichormus ellipsosporus Name Homonyms Anabaena variabilis var. ellipsospora Anabaena variabilis var. ellipsospora F.E.Fritsch, 1949