Vascular Plants of the Gila Wilderness

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

Pascopyrum smithii (Rydberg) Barkworth & Dewey
(Western Wheatgrass)


Family: Poaceae

Status: Native

Synonyms:
Elymus smithii (Rydberg) Gould
Agropyron molle (Scribner & Smith) Rydberg
Agropyron occidentale Scribner
Agropyron palmeri (Scribner & Smith) Rydberg
Agropyron smithii Rydberg
Agropyron smithii Rydberg var. molle (Scribner & Smith) M.E. Jones
Agropyron smithii Rydberg var. palmeri (Scribner & Smith) Heller
Elytrigia smithii (Rydberg) Nevski
Pascopyrum smithii (Rydberg) Loeve

Pascopyrum smithii is rhizomatous perennial grass with solitary spikelets at each node of the rachis. The spikelets are awn tipped and the glumes acute. The anthers are over 4mm long.
Please click on an image for a larger file.



Pascopyrum smithii, photo Russ Kleinman, Bill Norris, Leith Young, & Richard Felger, Mogollon Mtns., Bursum Road, Aug. 1, 2009



Pascopyrum smithii, closeup of raceme, photo Russ Kleinman, Bill Norris, Leith Young, & Richard Felger, Mogollon Mtns., Bursum Road, Aug. 1, 2009



Pascopyrum smithii, macro of large anthers, photo Russ Kleinman, Bill Norris, Leith Young, & Richard Felger, Mogollon Mtns., Bursum Road, Aug. 1, 2009



Pascopyrum smithii, closeup of raceme, photo Russ Kleinman, Bill Norris, Leith Young, & Richard Felger, Mogollon Mtns., Bursum Road, Aug. 1, 2009



Pascopyrum smithii, closeup of spikelet with acute glumes, photo Russ Kleinman, Bill Norris, Leith Young, & Richard Felger, Mogollon Mtns., Bursum Road, Aug. 1, 2009


Back to the Index