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National Park Service
U.S. Department of the Interior

NPSpecies - Park Species Profile


Polygonum persicaria
ladysthumb, lady's-thumb, ladysthumb smartweed, spotted knotweed, spotted ladysthumb, spotted smartweed
Stones River National Battlefield
			Record Status: Approved
Occurrence:	Present
Nativeness:	Non-native
Abundance:	Unknown

Scientific Name with Authority:		Polygonum persicaria L.
Park Preferred Common Name(s):
Park Synonyms:

Taxonomic Hierarchy:		Kingdom Plantae, Phylum Tracheophyta, Subphylum Spermatophytina, Order Caryophyllales, Family Polygonaceae, Genus Persicaria, Species Polygonum persicaria


Park Tags:
ParkTag -


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


Other Parks Where Species is Listed:
Allegheny Portage Railroad National Historic Site	Antietam National Battlefield
Apostle Islands National Lakeshore	Appalachian National Scenic Trail
Appomattox Court House National Historical Park	Assateague Island National Seashore
Aztec Ruins National Monument	Bandelier National Monument
Big Bend National Park	Blue Ridge Parkway
Bluestone National Scenic River	Booker T. Washington National Monument
Boston Harbor Islands National Recreation Area	Canyonlands National Park
Cape Cod National Seashore	Cape Hatteras National Seashore
Cape Lookout National Seashore	Chattahoochee River National Recreation Area
Chickasaw National Recreation Area	Colonial National Historical Park
Cumberland Gap National Historical Park	Cuyahoga Valley National Park
Delaware Water Gap National Recreation Area	Fire Island National Seashore
Fort Caroline National Memorial	Fort Donelson National Battlefield
Fort Frederica National Monument	Fort Necessity National Battlefield
Fort Sumter National Historical Park	Friendship Hill National Historic Site
Gateway National Recreation Area	Gauley River National Recreation Area
George Washington Carver National Monument	Gettysburg National Military Park
Glen Canyon National Recreation Area	Grand Canyon National Park
Grant-Kohrs Ranch National Historic Site	Hagerman Fossil Beds National Monument
Harpers Ferry National Historical Park	Hopewell Culture National Historical Park
Hopewell Furnace National Historic Site	Indiana Dunes National Park
Johnstown Flood National Memorial	Kenilworth Park and Aquatic Gardens
Kings Mountain National Military Park	Lake Roosevelt National Recreation Area
Mammoth Cave National Park	Manassas National Battlefield Park
Martin Van Buren National Historic Site	Minute Man National Historical Park
Missouri National Recreational River	Monocacy National Battlefield
Morristown National Historical Park	New River Gorge National Park and Preserve
Niobrara National Scenic River	North Cascades National Park
Olympic National Park	Oxon Run National Parkway
Ozark National Scenic Riverways	Pecos National Historical Park
Pictured Rocks National Lakeshore	Pipestone National Monument
Prince William Forest Park	Richmond National Battlefield Park
Russell Cave National Monument	Saguaro National Park
Saint Croix National Scenic Riverway	Saratoga National Historical Park
Sequoia and Kings Canyon National Parks	Sleeping Bear Dunes National Lakeshore
Tallgrass Prairie National Preserve	Theodore Roosevelt National Park
Timucuan Ecological and Historic Preserve	Upper Delaware Scenic and Recreational River
Valley Forge National Historical Park	Voyageurs National Park
Wolf Trap National Park for the Performing Arts	Yosemite National Park
Yukon-Charley Rivers National Preserve	Zion National Park


Last Modified Date:	9/27/2007

NPSpecies - The National Park Service biodiversity database. IRMA Portal version.https://irma.nps.gov/npspecies. Accessed 10/11/2025 6:55:36 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	10/11/2025 6:55:36 PM

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