Quackgrass     Information
INVASIVE
Scientific Name:Elymus repens


NOTES: Perennial species of rhizomatous grass native to Europe, northern Africa, and temperate Asia to India.

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Quackgrass
Genus species: Elymus repens
Common Name: Quackgrass
Family Name: Poaceae  
Annual or perennial herbs, or woody in a few genera; stems terete, internodes hollow or solid; leaves alternate, 2-ranked, simple, and parallel-veined, with sheathing bases, the sheaths usually open, typically with a ligule at junction of sheath and blade; flowers (florets) bisexual or unisexual, subtended by bracts (a lemma and usually a palea), in spikelets usually subtended by a pair of bracts (glumes); fruit a caryopsis.
Seed Type: Angiosperm
Origin:  
Native: native to North America.
Non-native: not native to North America.
Introduced Native: native to North
America, but not Rowe Woods.
* Definitions based on the USDA
terminology
Nonnative
Category:Grass
Identified by:A. Swanson
Months in Bloom:  
The highlighted month(s) in this chart indicate when the plant has been observed blooming.
Jan Feb Mar Apr May Jun
Jul Aug Sep Oct Nov Dec