Petalonema alatum Dataset NCBI Taxonomy Rank SPECIES Classification phylum Cyanobacteriota class Cyanophyceae order Nostocales family Scytonemataceae genus Petalonema species Petalonema alatum Name Synonyms Petalonema alatum (Borzi ex Bornet and Flahault 1896) Correns 1889 Scytonema alatum Scytonema alatum Borzi ex Bornet & Flahault, 1886 Homonyms Petalonema alatum Petalonema alatum CBFS A-035 Petalonema alatum (Borzi ex Bornet and Flahault 1896) Correns 1889