Hapalosiphon arboreus Dataset NCBI Taxonomy Rank SPECIES Classification phylum Cyanobacteriota class Cyanophyceae order Nostocales family Hapalosiphonaceae genus Hapalosiphon species Hapalosiphon arboreus Name Synonyms Hapalosiphon arboreus West and G.S.West 1894 Homonyms Hapalosiphon arboreus Hapalosiphon arboreus West and G.S.West 1894