Carex nigra subsp. carpetana C.Vicioso Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Cyperaceae genus Carex species Carex nigra Name Homonyms Carex nigra subsp. carpetana C.Vicioso Carex nigra subsp. carpetana C.Vicioso ex Rivas Mart.