Elytrigia x laxa

Elytrigia x laxa

Elytrigia x laxa (Fr.) Kerg.
Deu.: Olivers Quecke.
Fran.: chiendent lâche.
Bot. syn.: Agropyron pungens (Pers.) Roem. & Schult.

I have no articles for this botanical term, but there might be some for the next level down (if found).