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National Park Service
U.S. Department of the Interior

NPSpecies - Park Species Profile


Persicaria amphibia
Longroot Smartweed
Piscataway Park
			Record Status: Approved
Occurrence:	Probably Present
Nativeness:	Native
Abundance:

Scientific Name with Authority:		Persicaria amphibia (L.) Gray
Park Preferred Common Name(s):		Longroot Smartweed
Park Synonyms:		Polygonum amphibium, Polygonum coccineum, Polygonum amphibium var. emersum

Taxonomic Hierarchy:		Kingdom Plantae, Phylum Tracheophyta, Subphylum Spermatophytina, Order Caryophyllales, Family Polygonaceae, Genus Persicaria, Species Persicaria amphibia


Park Tags:
ParkTag -


Threatened/Endangered Status:
State Species of Concern Status:
Ozone-sensitive Status:
NatureServe Global Rank:		G5
NatureServe State Rank:		MD: S5
Evidence:		1 Observations, 2 Vouchers, 1 Data Store References, 0 External Links


Other Parks Where Species is Listed:
Arkansas Post National Memorial	Badlands National Park
Buffalo National River	Chesapeake and Ohio Canal National Historical Park
Crater Lake National Park	Curecanti National Recreation Area
Fort Laramie National Historic Site	George Washington Memorial Parkway
Katahdin Woods and Waters National Monument	Lassen Volcanic National Park
Lava Beds National Monument	Mount Rushmore National Memorial
Point Reyes National Seashore	Santa Monica Mountains National Recreation Area


Last Modified Date:	2/26/2016

NPSpecies - The National Park Service biodiversity database. IRMA Portal version.https://irma.nps.gov/npspecies. Accessed 10/10/2025 11:40:04 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		10/10/2025 11:40:04 PM