Hydrocoryne spongiosa Schwabe ex Bornet et Flahault 1888 Dataset NCBI Taxonomy Classification phylum Cyanobacteriota class Cyanophyceae order Nostocales family Nostocaceae genus Hydrocoryne species Hydrocoryne spongiosa Name Homonyms Hydrocoryne spongiosa Hydrocoryne spongiosa Schwabe ex Bornet et Flahault 1888