Vascular Plants of the Gila Wilderness

Presented in Association with the
Western New Mexico University Department of Natural Sciences

Elymus longifolius (Smith) Gould
(Longleaf Squirreltail)

Family: Poaceae

Status: Native

Sitanion brevifolium J.G. Smith
Sitanion caespitosum J.G. Smith
Sitanion hystrix (Nuttall) J.S. Smith in part
Sitanion longifolium J.G. Smith
Sitanion molle J.G. Smith
Sitanion pubiflorum J.G. Smith
Sitanion rigidum sensu W&S

Elymus longifolius is found nearly everywhere in New Mexico. The rachis disarticulates easily and portions of it are seen blowing in the wind along the roadway. This grass is commonly confused with Hordeum jubatum, which is daintier and bears spikelets in threes.
Please click on an image for a larger file.

Elymus longifolius, photo Russ Kleinman, Burro Mtns., Knight Mtn., Apr. 21, 2007

Elymus longifolius, mature spike, photo Russ Kleinman, Pinos Altos Range, Signal Pk. turnoff, Nov. 12, 2007

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