
Elymus repens (L.) Gould subsp. repens (ITIS)
Agropyron firmum J. Presl, Agropyron repens (L.) P. Beauv., Elytrigia repens (L.) Desv. ex Nevski, Triticum firmum (J. Presl) Link, Triticum repens L. (GRIN)
Quackgrass, medusa's head, Quackgrass rye, Quackgrass grass
Eurasia (Klein 2011)
1600s (Klein 2011)
Accidental, probably as a seed contaminant (Klein 2011; Werner and Rioux 1977)
Crowds out native species and cultivated crops (Klein 2011)
Distribution / Maps / Survey Status
Images
Videos
Selected Resources
The section below contains highly relevant resources for this species, organized by source. Or, to display all related content view all resources for Quackgrass.
Partnership
USDA. APHIS. PPQ. Center for Plant Health Science and Technology; California Department of Food and Agriculture.
Federal Government
USDA. ARS. National Genetic Resources Program. GRIN-Global.
International Government
State and Local Government
Thurston County Public Health and Social Services (Washington). Environmental Health.
Colorado Department of Agriculture. Conservation Services Division. Noxious Weed Program.
Maine Department of Agriculture, Conservation and Forestry.
Academic
Pennsylvania State University. Cooperative Extension.
Citations
- GRIN-Global. Elymus repens subsp. repens. USDA. ARS. National Genetic Resources Program. U.S. National Plant Germplasm System. [Accessed Jul 26, 2017].
Integrated Taxonomic Information System. Elymus repens. [Accessed Sep 10, 2014].
Klein, H. 2011. Quackgrass (PDF | 141 KB). University of Alaska Anchorage, Alaska Exotic Plants Information Clearinghouse.
Werner, P.A., and R. Rioux. 1977. The biology of Canadian weeds. 24. Agropyron repens (L.) Beauv. Canadian Journal of Plant Science 57(3):905-919.