Leymus arenarius

Synonym: Elymus arenarius.
Botany: psammophilic (=sand-loving).
Region: coasts of Atlantic and Northern Europe.
English: Sand ryegrass; Sea lyme grass; Lyme grass.
Taxonomy: Leymus arenarius is a hybrid of Leymus racemosus and unknown species in central Eurasia or from a polyploidization event.