Elymus panormitanus subsp. sirouanus (Quézel) IbnTattou Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Elymus species Elymus panormitanus Name Homonyms Elymus panormitanus subsp. sirouanus (Quézel) Ibn Tattou Elymus panormitanus subsp. sirouanus (Quézel) IbnTattou