Carex atrata subsp. atrosquamea (Mack.) Hultén Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Cyperaceae genus Carex species Carex atrosquama Name Homonyms Carex atrata subsp. atrosquamea (Mack.) Hultén