Festuca durissima (Hack.) St.-Yves ex Sennen, 1915 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Festuca species Festuca durissima Name Homonyms Festuca durissima Rouy, 1913 Festuca durissima (Hack.) St.-Yves ex Sennen, 1915 Festuca durissima (Hack.) Kerguélen Festuca durissima (Hack.) St.-Yves