Western Wheatgrass

Pascopyrum smithii

Western Wheatgrass, Pascopyrum smithii, photo © by Mike Plagens

Upper East Verde River watershed, Washington Park, Gila Co., Arizona, USA. 17 July 2016.

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FLOWERS: The short spiklets are closely arranged along a stiff spike.

LEAVES: The blades are on the order of 30 cm long and 3 mm wide. They often have a blue-green, glaucus appearance.

PERENNIAL: A perennial, rhizomatous grass forming dense stands. Few plants exceed a meter in height.

Western Wheatgrass inflorescence, Pascopyrum smithii

RANGE: On drier flat sites in ponderosa woods with sandy or alkaline soil. Also throughout the USA in suitable habitat.

FRUIT: Small grains.

UNARMED. No spines.

Poaceae -- Grass Family

More Information:

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Arizona Naturalist
Arizona's Ponderosa Woodlands
The Flora of Arizona's Ponderosa Woodlands


Copyright Michael J. Plagens, page created 27 January 2017