Arundo ×pseudoarundinacea Schleich. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Calamagrostis species Calamagrostis acutiflora Name Homonyms Arundo ×pseudoarundinacea Schleich. ex Gaudin Arundo ×pseudoarundinacea Schleich.