Cyperus nigricans (L.) With., 1796 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Cyperaceae genus Schoenus species Schoenus nigricans Name Homonyms Cyperus nigricans Steud. Cyperus nigricans (L.) With., 1796