Festuca duriuscula var. durissima Hack. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Festuca species Festuca durissima Name Homonyms Festuca duriuscula subsp. durissima (Hack.) K.Richt. Festuca duriuscula var. durissima (Hack.) Husn. Festuca duriuscula var. durissima (Hack.) A.G.Richt. Festuca duriuscula var. durissima Hack.