Carex polystachya Sw. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Cyperaceae genus Carex species Carex polystachya Name Homonyms Carex polystachya Sw. ex Wahlenb. Carex polystachya A.Rich. Carex polystachya Sw.