Carex caespitosa var. rigida (Raf.) Benth. & Hook.f. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Cyperaceae genus Carex species Carex dacica Name Homonyms Carex caespitosa var. rigida (Raf.) Benth. & Hook.f.