Scirpus polystachyus Phil. ex C.B.Clarke Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Cyperaceae genus Rhodoscirpus species Rhodoscirpus asper Name Homonyms Scirpus polystachyus F.Muell. Scirpus polystachyus Phil. ex C.B.Clarke Scirpus polystachyus Phil.