Carex caespitosa var. alpina Gaudin Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Cyperaceae genus Carex species Carex nigra Name Homonyms Carex caespitosa var. alpina (Schur) Kük. Carex caespitosa var. alpina Gaudin