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National Park Service
U.S. Department of the Interior

NPSpecies - Park Species Profile


Sphenopholis obtusata
prairie wedgegrass
Monocacy National Battlefield
			Record Status: Approved
Occurrence:	Present
Nativeness:	Native
Abundance:	Rare

Scientific Name with Authority:		Sphenopholis obtusata (Michx.) Scribn.
Park Preferred Common Name(s):		prairie wedgegrass
Park Synonyms:

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


Park Tags:
ParkTag -


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


Other Parks Where Species is Listed:
Abraham Lincoln Birthplace National Historical Park	Agate Fossil Beds National Monument
Amistad National Recreation Area	Antietam National Battlefield
Arches National Park	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	Blue Ridge Parkway
Buffalo National River	Canaveral National Seashore
Canyon De Chelly National Monument	Cape Hatteras National Seashore
Cape Lookout National Seashore	Capitol Reef National Park
Carlsbad Caverns National Park	Castillo De San Marcos National Monument
Chickamauga and Chattanooga National Military Park	Chiricahua National Monument
Colonial National Historical Park	Craters of the Moon National Monument and Preserve
Cumberland Gap National Historical Park	Cumberland Island National Seashore
Delaware Water Gap National Recreation Area	Devils Tower National Monument
Effigy Mounds National Monument	Fort Caroline National Memorial
Fort Donelson National Battlefield	Fort Frederica National Monument
Fort Laramie National Historic Site	Fort Matanzas National Monument
Fort Pulaski National Monument	George Washington Carver National Monument
Gila Cliff Dwellings National Monument	Glen Canyon National Recreation Area
Great Basin National Park	Great Falls Park
Great Sand Dunes National Park and Preserve	Great Smoky Mountains National Park
Guadalupe Mountains National Park	Gulf Islands National Seashore
Homestead National Historical Park	Hopewell Furnace National Historic Site
Hot Springs National Park	Indiana Dunes National Park
Jean Lafitte National Historical Park and Preserve	Jewel Cave National Monument
Kenilworth Park and Aquatic Gardens	Kennesaw Mountain National Battlefield Park
Kings Mountain National Military Park	Lake Meredith National Recreation Area
Lyndon B. Johnson National Historical Park	Mammoth Cave National Park
Mesa Verde National Park	Mississippi National River and Recreation Areas
Missouri National Recreational River	Moores Creek National Battlefield
Natchez Trace Parkway	Ninety Six National Historic Site
Ozark National Scenic Riverways	Padre Island National Seashore
Pea Ridge National Military Park	Pipestone National Monument
Piscataway Park	Prince William Forest Park
Richmond National Battlefield Park	Rock Creek Park
Saguaro National Park	Saint Croix National Scenic Riverway
Scotts Bluff National Monument	Shiloh National Military Park
Stones River National Battlefield	Theodore Roosevelt National Park
Timucuan Ecological and Historic Preserve	Wilson's Creek National Battlefield
Zion National Park


Last Modified Date:	3/27/2007

NPSpecies - The National Park Service biodiversity database. IRMA Portal version.https://irma.nps.gov/npspecies. Accessed 10/1/2025 3:54:57 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	10/1/2025 3:54:57 PM

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