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

NPSpecies - Park Species Profile


Triadenum virginicum
Marsh St.-John's-wort
Delaware Water Gap National Recreation Area
			Record Status: Approved
Occurrence:	Present
Nativeness:	Native
Abundance:	Unknown

Scientific Name with Authority:		Triadenum virginicum (L.) Raf.
Park Preferred Common Name(s):		Marsh St.-John's-wort
Park Synonyms:		Hypericum virginicum

Taxonomic Hierarchy:		Kingdom Plantae, Phylum Tracheophyta, Subphylum Spermatophytina, Order Malpighiales, Family Hypericaceae, Genus Triadenum, Species Triadenum virginicum


Park Tags:
ParkTag -


Threatened/Endangered Status:
State Species of Concern Status:
Ozone-sensitive Status:
NatureServe Global Rank:		G5
NatureServe State Rank:		NJ: S5; PA: SNR
Evidence:		0 Observations, 0 Vouchers, 7 Data Store References, 0 External Links


Other Parks Where Species is Listed:
Acadia National Park	Allegheny Portage Railroad National Historic Site
Appalachian National Scenic Trail	Assateague Island National Seashore
Big South Fork National River and Recreation Area	Blue Ridge Parkway
Cape Cod National Seashore	Cape Hatteras National Seashore
Cape Lookout National Seashore	Colonial National Historical Park
Congaree National Park	Cumberland Island National Seashore
Fire Island National Seashore	Fort Caroline National Memorial
Fredericksburg and Spotsylvania County Battlefields Memorial National Military Park	Gateway National Recreation Area
George Washington Birthplace National Monument	Gulf Islands National Seashore
Indiana Dunes National Park	Jean Lafitte National Historical Park and Preserve
Kenilworth Park and Aquatic Gardens	Minute Man National Historical Park
Obed Wild and Scenic River	Oxon Run National Parkway
Prince William Forest Park	Richmond National Battlefield Park
Saratoga National Historical Park	Shenandoah National Park
Timucuan Ecological and Historic Preserve	Upper Delaware Scenic and Recreational River


Last Modified Date:	6/20/2005

NPSpecies - The National Park Service biodiversity database. IRMA Portal version.https://irma.nps.gov/npspecies. Accessed 12/30/2025 11:14:59 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	12/30/2025 11:14:59 PM

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