Rhynchospora ferruginea Sieber Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Cyperaceae genus Rhynchospora species Rhynchospora polyphylla Name Homonyms Rhynchospora ferruginea Roem. & Schult. Rhynchospora ferruginea Sieber ex C.Presl Rhynchospora ferruginea Sieber