Bromus carinatus Hook. & Arn.
A high-elevation perennial brome in New Mexico, with sharply keelede lemmas and glumes with more than three nerves.
A spikelet near the crest of the Black Range, south of Emory Pass, Grant County, New Mexico, 23 Sep 2011.
Adaxial view of a leaf, showing the junction of the blade & sheath, near the crest of the Black Range, 23 Sep 2011.
Abaxial view of a leaf, showing the junction of the blade and sheath, near the crest of the Black Range, 23 Sep 2011.