Lolium pratense Dubois ex Delarbre, 1800 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Lolium species Lolium perenne Name Homonyms Lolium pratense (Huds.) Darbysh. Lolium pratense Dubois ex Delarbre, 1800 Lolium pratense Dubois