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

NPSpecies - Park Species Profile


Isotria verticillata
large whorled pogonia
Petersburg National Battlefield
			Record Status: Approved
Occurrence:	Probably Present
Nativeness:	Native
Abundance:

Scientific Name with Authority:		Isotria verticillata (Muhl. ex Willd.) Raf.
Park Preferred Common Name(s):		large whorled pogonia
Park Synonyms:

Taxonomic Hierarchy:		Kingdom Plantae, Phylum Tracheophyta, Subphylum Spermatophytina, Order Asparagales, Family Orchidaceae, Genus Isotria, Species Isotria verticillata


Park Tags:
ParkTag -


Threatened/Endangered Status:
State Species of Concern Status:
Ozone-sensitive Status:
NatureServe Global Rank:		G5
NatureServe State Rank:		VA: S5
Evidence:		0 Observations, 0 Vouchers, 1 Data Store References, 0 External Links


Other Parks Where Species is Listed:
Appalachian National Scenic Trail	Big South Fork National River and Recreation Area
Big Thicket National Preserve	Blue Ridge Parkway
Bluestone National Scenic River	Buffalo National River
Catoctin Mountain Park	Congaree National Park
Cumberland Gap National Historical Park	Cuyahoga Valley National Park
Delaware Water Gap National Recreation Area	Fredericksburg and Spotsylvania County Battlefields Memorial National Military Park
Gauley River National Recreation Area	Great Falls Park
Great Smoky Mountains National Park	Hopewell Furnace National Historic Site
Hot Springs National Park	Indiana Dunes National Park
Minute Man National Historical Park	Natchez Trace Parkway
New River Gorge National Park and Preserve	Obed Wild and Scenic River
Prince William Forest Park	Rock Creek Park
Shenandoah National Park	Valley Forge National Historical Park
Weir Farm National Historical Park


Last Modified Date:	8/11/2008

NPSpecies - The National Park Service biodiversity database. IRMA Portal version.https://irma.nps.gov/npspecies. Accessed 9/4/2026 2:10:52 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	9/4/2026 2:10:52 PM

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