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National Park Service
U.S. Department of the Interior

NPSpecies - Park Species Profile


Euphorbia esula
leafy spurge, spurge, wolf's milk, wolf's-milk
Yellowstone National Park
			Record Status: Approved
Occurrence:	Present
Nativeness:	Non-native
Abundance:	Rare

Scientific Name with Authority:		Euphorbia esula L.
Park Preferred Common Name(s):
Park Synonyms:		Euphorbia esula var. uralensis

Taxonomic Hierarchy:		Kingdom Plantae, Phylum Tracheophyta, Subphylum Spermatophytina, Order Malpighiales, Family Euphorbiaceae, Genus Euphorbia, Species Euphorbia esula


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, 1 Data Store References, 0 External Links


Other Parks Where Species is Listed:
Anacostia Park	Antietam National Battlefield
Boston Harbor Islands National Recreation Area	Bryce Canyon National Park
Craters of the Moon National Monument and Preserve	Dinosaur National Monument
Fort Union Trading Post National Historic Site	Gila Cliff Dwellings National Monument
Glacier National Park	Grand Teton National Park
Grant-Kohrs Ranch National Historic Site	Home of Franklin D. Roosevelt National Historic Site
Indiana Dunes National Park	Knife River Indian Villages National Historic Site
Little Bighorn Battlefield National Monument	Mesa Verde National Park
Mississippi National River and Recreation Areas	Missouri National Recreational River
Morristown National Historical Park	Pipestone National Monument
Saint Croix National Scenic Riverway	Santa Monica Mountains National Recreation Area
Saugus Iron Works National Historic Site	Sleeping Bear Dunes National Lakeshore
Theodore Roosevelt National Park


Last Modified Date:	9/30/2005

NPSpecies - The National Park Service biodiversity database. IRMA Portal version.https://irma.nps.gov/npspecies. Accessed 10/11/2025 2:14:04 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	10/11/2025 2:14:04 AM

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