Creeping Wildrye, Quackgrass
Elymus repens
Synonyms: Agropyron caesium, Agropyron repens, Agropyron repens var. subulatum, Elytrigia repens, Elytrigia repens var. repens, Elytrigia repens var. vaillantiana, Elytrigia vaillantiana, Triticum repens, Triticum vaillantianum
![Creeping Wildrye, Quackgrass: Elymus repens (Synonyms: Agropyron caesium, Agropyron repens, Agropyron repens var. subulatum, Elytrigia repens, Elytrigia repens var. repens, Elytrigia repens var. vaillantiana, Elytrigia vaillantiana, Triticum repens, Triticum vaillantianum)](repens/CrawfordOaks03-06-2023g.jpg)
An old pasture full of quackgrass observed along the Military Road at Eightmile Creek, Columbia Hills Historical State Park.....March 6, 2023.
This non-native grass is densely rhizomatous and large populations can prevent many native forbs from surviving wherever it becomes established.
-
-
-
- ![Bluebunch Wheatgrass, Beardless Bluebunch Wheatgrass, Beardless Wheatgrass: Pseudoroegneria spicata (Synonyms: Agropyron inerme, Agropyron spicatum , Agropyron spicatum var. inerme, Agropyron spicatum var. pubescens, Agropyron vaseyi, Elymus spicatus, Elytrigia spicata, Pseudoroegneria spicata ssp. inermis, Pseudoroegneria spicata ssp. spicata, Roegneria spicata)](../../../basin/poaceae/elymus/repens/repens4e.jpg)
Close-up views details of the inflorescence and leaf sheath of bluebunch wheatgrass as seen along forest road #3521, Wenatchee National Forest.........August 13, 2009.
Paul Slichter