Polysiphonia pulvinata Liebmann, 1845 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Rhodophyta class Florideophyceae order Ceramiales family Rhodomelaceae genus Polysiphonia species Polysiphonia stricta Name Homonyms Polysiphonia pulvinata (Roth) Sprengel Polysiphonia pulvinata Liebmann, 1845