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National Park Service
U.S. Department of the Interior

NPSpecies - Park Species Profile


Scleria oligantha
Littlehead Nutrush
Great Smoky Mountains National Park
			Record Status: Approved
Occurrence:	Present
Nativeness:	Native
Abundance:	Rare

Scientific Name with Authority:		Scleria oligantha Michx.
Park Preferred Common Name(s):		Littlehead Nutrush
Park Synonyms:

Taxonomic Hierarchy:		Kingdom Plantae, Phylum Tracheophyta, Subphylum Spermatophytina, Order Poales, Family Cyperaceae, Genus Scleria, Species Scleria oligantha


Park Tags:
Elevation Range - Low
Life form - Perennial graminoid
Park Rank - Park rare
Taxa Group - Vascular-plant
Taxa Subcategory - Monocot
Evidence Sensitivity - Not Sensitive
Wetland Status - Facultative Upland
Bloom Time - June
Bloom Time - July
Bloom Time - August
Bloom Time - September


Threatened/Endangered Status:
State Species of Concern Status:
Ozone-sensitive Status:
NatureServe Global Rank:		G5
NatureServe State Rank:		NC: S4; TN: SNR
Evidence:		6 Observations, 3 Vouchers, 3 Data Store References, 0 External Links


Other Parks Where Species is Listed:
Abraham Lincoln Birthplace National Historical Park	Big South Fork National River and Recreation Area
Big Thicket National Preserve	Blue Ridge Parkway
Buffalo National River	Chattahoochee River National Recreation Area
Chickamauga and Chattanooga National Military Park	Colonial National Historical Park
Cowpens National Battlefield	Cumberland Island National Seashore
Fort Caroline National Memorial	Hot Springs National Park
Jean Lafitte National Historical Park and Preserve	Kings Mountain National Military Park
Little River Canyon National Preserve	Natchez Trace Parkway
Ninety Six National Historic Site	Obed Wild and Scenic River
Petersburg National Battlefield	Prince William Forest Park
Shiloh National Military Park	Timucuan Ecological and Historic Preserve


Last Modified Date:	10/31/2019

NPSpecies - The National Park Service biodiversity database. IRMA Portal version.https://irma.nps.gov/npspecies. Accessed 10/1/2025 6:10:34 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	10/1/2025 6:10:34 AM

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