Alopecurus gracilis Willd. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Alopecurus species Alopecurus carolinianus Name Homonyms Alopecurus gracilis Trautv. Alopecurus gracilis Willd. ex Trin. Alopecurus gracilis Willd.