Polysiphonia badia Kütz., 1849 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Rhodophyta class Florideophyceae order Ceramiales family Rhodomelaceae genus Neosiphonia species Neosiphonia sertularioides Name Homonyms Polysiphonia badia (Dillwyn) Sprengel, 1827 Polysiphonia badia Kütz., 1849