Elymus dasystachys f. littoralis Griseb. Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Leymus species Leymus secalinus Name Homonyms Elymus dasystachys var. littoralis (Pall.) Griseb. Elymus dasystachys f. littoralis Griseb.