Carex rigida Tuck. Dataset GBIF Backbone Taxonomy Rank SPECIES Published in Enum. Meth. Caric.: 11 (1843) Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Cyperaceae genus Carex species Carex stylosa Name Homonyms Carex rigida Gooden. Carex rigida Tuck. Carex rigida Clairv. ex Steud. Carex rigida Schrank Carex rigida Clairv.