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National Park Service
U.S. Department of the Interior

NPSpecies - Park Species Profile


Elymus repens
quackgrass
Prince William Forest Park
			Record Status: Approved
Occurrence:	Present
Nativeness:	Non-native
Abundance:	Unknown

Scientific Name with Authority:		Elymus repens (L.) Gould
Park Preferred Common Name(s):
Park Synonyms:		Elytrigia repens

Taxonomic Hierarchy:		Kingdom Plantae, Phylum Tracheophyta, Subphylum Spermatophytina, Order Poales, Family Poaceae, Genus Elymus, Species Elymus repens


Park Tags:
ParkTag -


Threatened/Endangered Status:
State Species of Concern Status:
Ozone-sensitive Status:
NatureServe Global Rank:		GNR
NatureServe State Rank:		VA: SNA
Evidence:		1 Observations, 0 Vouchers, 2 Data Store References, 0 External Links


Other Parks Where Species is Listed:
Acadia National Park	Allegheny Portage Railroad National Historic Site
Anacostia Park	Antietam National Battlefield
Apostle Islands National Lakeshore	Appalachian National Scenic Trail
Aztec Ruins National Monument	Badlands National Park
Bighorn Canyon National Recreation Area	Blue Ridge Parkway
Boston Harbor Islands National Recreation Area	Canyonlands National Park
Cape Cod National Seashore	Capitol Reef National Park
Catoctin Mountain Park	Chaco Culture National Historical Park
City Of Rocks National Reserve	Crater Lake National Park
Craters of the Moon National Monument and Preserve	Cuyahoga Valley National Park
Delaware Water Gap National Recreation Area	Denali National Park and Preserve
Devils Tower National Monument	Dinosaur National Monument
Ebey's Landing National Historical Reserve	Effigy Mounds National Monument
Eisenhower National Historic Site	First State National Historical Park
Florissant Fossil Beds National Monument	Fort Laramie National Historic Site
Fort Necessity National Battlefield	Fort Union Trading Post National Historic Site
Fossil Butte National Monument	Gateway National Recreation Area
George Washington Carver National Monument	George Washington Memorial Parkway
Gettysburg National Military Park	Glacier Bay National Park and Preserve
Glacier National Park	Glen Canyon National Recreation Area
Grand Canyon National Park	Grand Teton National Park
Grant-Kohrs Ranch National Historic Site	Great Smoky Mountains National Park
Hagerman Fossil Beds National Monument	Haleakala National Park
Indiana Dunes National Park	Isle Royale National Park
Johnstown Flood National Memorial	Kenai Fjords National Park
Knife River Indian Villages National Historic Site	Lake Roosevelt National Recreation Area
Lava Beds National Monument	Little Bighorn Battlefield National Monument
Mesa Verde National Park	Missouri National Recreational River
Monocacy National Battlefield	Mount Rushmore National Memorial
Nez Perce National Historical Park	North Cascades National Park
Parashant National Monument	Pictured Rocks National Lakeshore
Pipestone National Monument	Piscataway Park
Rock Creek Park	Rocky Mountain National Park
Saint Croix National Scenic Riverway	Salinas Pueblo Missions National Monument
San Juan Island National Historical Park	Scotts Bluff National Monument
Shenandoah National Park	Sleeping Bear Dunes National Lakeshore
Theodore Roosevelt National Park	Timpanogos Cave National Monument
Valley Forge National Historical Park	Whitman Mission National Historic Site
Wrangell - St Elias National Park and Preserve	Yellowstone National Park
Zion National Park


Last Modified Date:	11/9/2006

NPSpecies - The National Park Service biodiversity database. IRMA Portal version.https://irma.nps.gov/npspecies. Accessed 10/8/2025 7:10:14 PM

NatureServe Global Rank and State Rank

NatureServe. 2017. NatureServe Web Service. Arlington, VA. U.S.A. Available http://services.natureserve.org. Accessed: 12/4/2017. Updated quarterly.

This information is provided by NatureServe (www.natureserve.org) and its network of natural heritage member programs, a leading source of information about rare and endangered species, and threatened ecosystems.


Species Profile	Page 1 of 1	10/8/2025 7:10:14 PM

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