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National Park Service
U.S. Department of the Interior

NPSpecies - Park Species Profile


Xanthium strumarium
Canada cocklebur, cocklebur, cockleburr, common cocklebur, rough cocklebur, rough cockleburr
Fort Union Trading Post National Historic Site
			Record Status: Approved
Occurrence:	Present
Nativeness:	Native
Abundance:	Common

Scientific Name with Authority:		Xanthium strumarium L.
Park Preferred Common Name(s):
Park Synonyms:

Taxonomic Hierarchy:		Kingdom Plantae, Phylum Tracheophyta, Subphylum Spermatophytina, Order Asterales, Family Asteraceae, Genus Xanthium, Species Xanthium strumarium


Park Tags:
ParkTag -


Threatened/Endangered Status:
State Species of Concern Status:
Ozone-sensitive Status:
NatureServe Global Rank:		G5
NatureServe State Rank:		ND: SNR
Evidence:		0 Observations, 0 Vouchers, 1 Data Store References, 0 External Links


Other Parks Where Species is Listed:
Amistad National Recreation Area	Anacostia Park
Antietam National Battlefield	Apostle Islands National Lakeshore
Arkansas Post National Memorial	Assateague Island National Seashore
Badlands National Park	Big Bend National Park
Big South Fork National River and Recreation Area	Big Thicket National Preserve
Bluestone National Scenic River	Buffalo National River
Cape Hatteras National Seashore	Cape Lookout National Seashore
Carl Sandburg Home National Historic Site	Carlsbad Caverns National Park
Channel Islands National Park	Chattahoochee River National Recreation Area
Chickamauga and Chattanooga National Military Park	Chickasaw National Recreation Area
Chiricahua National Monument	City Of Rocks National Reserve
Colonial National Historical Park	Colorado National Monument
Congaree National Park	Coronado National Memorial
Cumberland Gap National Historical Park	Curecanti National Recreation Area
Cuyahoga Valley National Park	Death Valley National Park
Delaware Water Gap National Recreation Area	Devils Tower National Monument
Eisenhower National Historic Site	El Morro National Monument
First State National Historical Park	Fort Davis National Historic Site
Fort Donelson National Battlefield	Fort Laramie National Historic Site
Fort Vancouver National Historic Site	Gateway National Recreation Area
Gauley River National Recreation Area	George Washington Birthplace National Monument
George Washington Carver National Monument	George Washington Memorial Parkway
Gettysburg National Military Park	Glen Canyon National Recreation Area
Golden Gate National Recreation Area	Grand Canyon National Park
Great Falls Park	Guadalupe Mountains National Park
Harpers Ferry National Historical Park	Herbert Hoover National Historic Site
Home of Franklin D. Roosevelt National Historic Site	Homestead National Historical Park
Hopewell Culture National Historical Park	Hubbell Trading Post National Historic Site
Indiana Dunes National Park	Jean Lafitte National Historical Park and Preserve
John Day Fossil Beds National Monument	John Muir National Historic Site
Kenilworth Park and Aquatic Gardens	Knife River Indian Villages National Historic Site
Lake Mead National Recreation Area	Lake Roosevelt National Recreation Area
Lyndon B. Johnson National Historical Park	Mammoth Cave National Park
Manassas National Battlefield Park	Manzanar National Historic Site
Marsh-Billings-Rockefeller National Historical Park	Martin Van Buren National Historic Site
Mesa Verde National Park	Mississippi National River and Recreation Areas
Missouri National Recreational River	Monocacy National Battlefield
Montezuma Castle National Monument	Natchez Trace Parkway
Navajo National Monument	Nez Perce National Historical Park
Niobrara National Scenic River	Obed Wild and Scenic River
Ocmulgee Mounds National Historical Park	Padre Island National Seashore
Petersburg National Battlefield	Petroglyph National Monument
Pinnacles National Park	Presidio of San Francisco
Redwood National Park	Richmond National Battlefield Park
Saguaro National Park	Saint Croix National Scenic Riverway
Salinas Pueblo Missions National Monument	Santa Monica Mountains National Recreation Area
Saratoga National Historical Park	Scotts Bluff National Monument
Sequoia and Kings Canyon National Parks	Shenandoah National Park
Shiloh National Military Park	Stones River National Battlefield
Tallgrass Prairie National Preserve	Theodore Roosevelt National Park
Tonto National Monument	Tumacacori National Historical Park
Tuzigoot National Monument	Upper Delaware Scenic and Recreational River
Valley Forge National Historical Park	Vanderbilt Mansion National Historic Site
Voyageurs National Park	Walnut Canyon National Monument
Washita Battlefield National Historic Site	Whiskeytown National Recreation Area
Wind Cave National Park	Wupatki National Monument
Yucca House National Monument


Last Modified Date:	11/21/2006

NPSpecies - The National Park Service biodiversity database. IRMA Portal version.https://irma.nps.gov/npspecies. Accessed 10/10/2025 2:04:13 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	10/10/2025 2:04:13 PM

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