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

NPSpecies - Park Species Profile


Juncus acuminatus
Tapered rush
Olympic National Park
			Record Status: Approved
Occurrence:	Probably Present
Nativeness:	Native
Abundance:

Scientific Name with Authority:		Juncus acuminatus Michx.
Park Preferred Common Name(s):		Tapered rush
Park Synonyms:

Taxonomic Hierarchy:		Kingdom Plantae, Phylum Tracheophyta, Subphylum Spermatophytina, Order Poales, Family Juncaceae, Genus Juncus, Species Juncus acuminatus


Park Tags:
Plant Life form - Grasses sedges and rushes


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


Other Parks Where Species is Listed:
Acadia National Park	Allegheny Portage Railroad National Historic Site
Anacostia Park	Assateague Island National Seashore
Big Bend National Park	Big Thicket National Preserve
Blue Ridge Parkway	Buffalo National River
Cape Cod National Seashore	Cape Hatteras National Seashore
Carl Sandburg Home National Historic Site	Catoctin Mountain Park
Chattahoochee River National Recreation Area	Chesapeake and Ohio Canal National Historical Park
Colonial National Historical Park	Congaree National Park
Cowpens National Battlefield	Cumberland Island National Seashore
Cuyahoga Valley National Park	Delaware Water Gap National Recreation Area
First State National Historical Park	Fort Caroline National Memorial
Gateway National Recreation Area	Gauley River National Recreation Area
George Washington Carver National Monument	Gettysburg National Military Park
Grand Canyon National Park	Great Falls Park
Great Smoky Mountains National Park	Gulf Islands National Seashore
Hawaii Volcanoes National Park	Hot Springs National Park
Indiana Dunes National Park	Jean Lafitte National Historical Park and Preserve
Johnstown Flood National Memorial	Kenilworth Park and Aquatic Gardens
Kennesaw Mountain National Battlefield Park	Kings Mountain National Military Park
Lewis and Clark National Historical Park	Little River Canyon National Preserve
Mammoth Cave National Park	Manassas National Battlefield Park
Moores Creek National Battlefield	Natchez Trace Parkway
New River Gorge National Park and Preserve	North Cascades National Park
Ozark National Scenic Riverways	Padre Island National Seashore
Piscataway Park	Prince William Forest Park
Richmond National Battlefield Park	Saguaro National Park
San Juan Island National Historical Park	Saugus Iron Works National Historic Site
Shenandoah National Park	Shiloh National Military Park
Sleeping Bear Dunes National Lakeshore	Suitland Parkway
Thomas Stone National Historic Site	Timucuan Ecological and Historic Preserve
Upper Delaware Scenic and Recreational River	Whiskeytown National Recreation Area


Last Modified Date:	10/21/2004

NPSpecies - The National Park Service biodiversity database. IRMA Portal version.https://irma.nps.gov/npspecies. Accessed 10/7/2025 2:41:44 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	10/7/2025 2:41:44 PM

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