Rhynchospora cymosa (Willd.) Muhl. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Cyperaceae genus Scirpus species Scirpus polyphyllus Name Homonyms Rhynchospora cymosa (Willd.) Muhl. ex Elliott Rhynchospora cymosa Nutt., 1818 Rhynchospora cymosa (Willd.) Muhl.