Polysiphonia leptoclonia Zanardini ex De Toni, 1907 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Rhodophyta class Florideophyceae order Ceramiales family Rhodomelaceae genus Vertebrata species Vertebrata spec Name Homonyms Polysiphonia leptoclonia Zanardini ex De Toni, 1907 Polysiphonia leptoclonia Zanardini