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Park			Taxon Code
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National Park Service
U.S. Department of the Interior

NPSpecies - Park Species Profile


Ambrosia psilostachya
Cuman ragweed, perennial ragweed, western ragweed
Palo Alto Battlefield National Historical Park
			Record Status: Approved
Occurrence:	Present
Nativeness:	Native
Abundance:	Unknown

Scientific Name with Authority:		Ambrosia psilostachya DC.
Park Preferred Common Name(s):
Park Synonyms:

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


Park Tags:
ParkTag -


Threatened/Endangered Status:
State Species of Concern Status:
Ozone-sensitive Status:
NatureServe Global Rank:		G5
NatureServe State Rank:		TX: SNR
Evidence:		1 Observations, 1 Vouchers, 3 Data Store References, 0 External Links


Other Parks Where Species is Listed:
Agate Fossil Beds National Monument	Amistad National Recreation Area
Apostle Islands National Lakeshore	Badlands National Park
Bent's Old Fort National Historic Site	Big Bend National Park
Big Thicket National Preserve	Bighorn Canyon National Recreation Area
Buffalo National River	Cabrillo National Monument
Cape Cod National Seashore	Capulin Volcano National Monument
Carlsbad Caverns National Park	Casa Grande Ruins National Monument
Channel Islands National Park	Chickamauga and Chattanooga National Military Park
Chickasaw National Recreation Area	Chiricahua National Monument
Coronado National Memorial	Devils Tower National Monument
El Morro National Monument	Fort Laramie National Historic Site
Fort Larned National Historic Site	Fort Union Trading Post National Historic Site
George Washington Carver National Monument	Glacier National Park
Glen Canyon National Recreation Area	Golden Spike National Historical Park
Grand Canyon National Park	Guadalupe Mountains National Park
Homestead National Historical Park	Hubbell Trading Post National Historic Site
Indiana Dunes National Park	Isle Royale National Park
Jean Lafitte National Historical Park and Preserve	Jewel Cave National Monument
Knife River Indian Villages National Historic Site	Lake Mead National Recreation Area
Lake Meredith National Recreation Area	Lake Roosevelt National Recreation Area
Lava Beds National Monument	Lyndon B. Johnson National Historical Park
Mesa Verde National Park	Mississippi National River and Recreation Areas
Missouri National Recreational River	Montezuma Castle National Monument
Mount Rushmore National Memorial	Natchez Trace Parkway
Niobrara National Scenic River	Padre Island National Seashore
Pictured Rocks National Lakeshore	Pipestone National Monument
Saguaro National Park	Saint Croix National Scenic Riverway
San Antonio Missions National Historical Park	Sand Creek Massacre National Historic Site
Santa Monica Mountains National Recreation Area	Scotts Bluff National Monument
Sleeping Bear Dunes National Lakeshore	Tallgrass Prairie National Preserve
Theodore Roosevelt National Park	Timpanogos Cave National Monument
Tonto National Monument	Tumacacori National Historical Park
Tuzigoot National Monument	Valles Caldera National Preserve
Voyageurs National Park	Walnut Canyon National Monument
Washita Battlefield National Historic Site	Whiskeytown National Recreation Area
Wind Cave National Park	Yellowstone National Park
Zion National Park


Last Modified Date:	12/26/2006

NPSpecies - The National Park Service biodiversity database. IRMA Portal version.https://irma.nps.gov/npspecies. Accessed 10/9/2025 10:46:12 AM

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	10/9/2025 10:46:12 AM

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