Hordeum maritimum subsp. secalinum (Schreb.) Bonnier & Layens Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Hordeum species Hordeum secalinum Name Homonyms Hordeum maritimum subsp. secalinum (Schreb.) Bonnier & Layens