Actinotaenium phymatosporum Nordst. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Charophyta class Zygnematophyceae order Zygnematales family Desmidiaceae genus Actinotaenium species Actinotaenium phymatosporum Name Homonyms Actinotaenium phymatosporum (Nordstedt) Kouwets & Coesel