Cyperus polystachyus Rottb., 1773 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Cyperaceae genus Cyperus species Cyperus polystachyos Name Homonyms Cyperus polystachyus Jungh. Cyperus polystachyus Rottb., 1773 Cyperus polystachyus Boeckeler, 1868 Cyperus polystachyus Willd. ex Kunth, 1837 Cyperus polystachyus Willd.