Cyperus rotundus subsp. platystachys Bojer ex C.B.Clarke Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Cyperaceae genus Cyperus species Cyperus rotundus Name Homonyms Cyperus rotundus var. platystachys Bojer ex C.B.Clarke Cyperus rotundus var. platystachys Bojer Cyperus rotundus subsp. platystachys Bojer Cyperus rotundus subsp. platystachys Bojer ex C.B.Clarke