Psilurus aristatus Loret & Barrandon, 1876 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Festuca species Festuca incurva Name Homonyms Psilurus aristatus (L.) Duval-Jouve Psilurus aristatus St.-Lag., 1889 Psilurus aristatus Loret & Barrandon, 1876 Psilurus aristatus (L.) Trevis.