Cyperus nodosus Humb. & Bonpl. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Cyperaceae genus Cyperus species Cyperus articulatus Name Homonyms Cyperus nodosus Humb. & Bonpl. ex Willd. Cyperus nodosus Humb. & Bonpl.