'Elymus arenarius' definitions:

Definition of 'Elymus arenarius'

(from WordNet)
noun
A dune grass of the Pacific seacoast used as a sand binder [syn: sea lyme grass, European dune grass, Elymus arenarius, Leymus arenaria]

Definition of 'Elymus arenarius'

From: GCIDE
  • Lyme grass \Lyme" grass`\n. (Bot.) A coarse perennial grass of several species of Elymus, esp. Elymus Canadensis, and the European Elymus arenarius. [1913 Webster]