Cyperus hookerianus Arn. 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 hookerianus Arn. ex C.B.Clarke Cyperus hookerianus Arn. ex Wight Cyperus hookerianus Thwaites Cyperus hookerianus Arn.