Elymus longifolius (J.G.Sm.) Gould

The most ubiquitous Elymus in New Mexico. Sometimes listed as subspecies brevifolius of Elymus elymoides.

Plant habit along NM Hwy. 152 on the west side of the Black Range, Grant County, New Mexico, 30 Aug 2012.

An inflorescence along NM Hwy. 15 on the north side of the Pinos Altos Range, Grant County, New Mexico, 30 Aug 2012.

Spikelets along NM Hwy. 15 on the north side of the Pinos Altos Range, 30 Aug 2012.

Plant habit at Sacramento Peak, Sacramento Mountains, Otero County, New Mexico, 24 Sep 2005.

Spikelets at Sacramento Peak, 25 Sep 2005.

Inflorescences at Sacramento Peak, 25 Sep 2005.

Inflorescences along the Pine Tree Trail at Aguirre Springs on the east side of the Organ Mountains, Doña Ana County, New Mexico, 21 Sep 2006.