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