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National Park Service
U.S. Department of the Interior

NPSpecies - Park Species Profile


Pilea pumila
Canada clearweed, Canadian clearweed
Hopewell Furnace National Historic Site
			Record Status: Approved
Occurrence:	Present
Nativeness:	Unknown
Abundance:	Unknown

Scientific Name with Authority:		Pilea pumila (L.) A. Gray
Park Preferred Common Name(s):
Park Synonyms:

Taxonomic Hierarchy:		Kingdom Plantae, Phylum Tracheophyta, Subphylum Spermatophytina, Order Rosales, Family Urticaceae, Genus Pilea, Species Pilea pumila


Park Tags:
ParkTag -


Threatened/Endangered Status:
State Species of Concern Status:
Ozone-sensitive Status:
NatureServe Global Rank:		G5
NatureServe State Rank:		PA: S5
Evidence:		0 Observations, 0 Vouchers, 3 Data Store References, 0 External Links


Other Parks Where Species is Listed:
Abraham Lincoln Birthplace National Historical Park	Allegheny Portage Railroad National Historic Site
Anacostia Park	Antietam National Battlefield
Apostle Islands National Lakeshore	Appalachian National Scenic Trail
Big South Fork National River and Recreation Area	Big Thicket National Preserve
Blue Ridge Parkway	Boston Harbor Islands National Recreation Area
Buffalo National River	Cape Lookout National Seashore
Carl Sandburg Home National Historic Site	Catoctin Mountain Park
Chattahoochee River National Recreation Area	Chickamauga and Chattanooga National Military Park
Chickasaw National Recreation Area	Colonial National Historical Park
Congaree National Park	Cumberland Gap National Historical Park
Cuyahoga Valley National Park	Delaware Water Gap National Recreation Area
Effigy Mounds National Monument	Eisenhower National Historic Site
Eleanor Roosevelt National Historic Site	First State National Historical Park
Fort Necessity National Battlefield	Friendship Hill National Historic Site
Gateway National Recreation Area	George Washington Birthplace National Monument
George Washington Carver National Monument	George Washington Memorial Parkway
Gettysburg National Military Park	Great Falls Park
Great Smoky Mountains National Park	Harpers Ferry National Historical Park
Home of Franklin D. Roosevelt National Historic Site	Hopewell Culture National Historical 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
Lincoln Boyhood National Memorial	Mammoth Cave National Park
Manassas National Battlefield Park	Marsh-Billings-Rockefeller National Historical Park
Martin Van Buren National Historic Site	Mill Springs Battlefield National Monument
Minute Man National Historical Park	Mississippi National River and Recreation Areas
Missouri National Recreational River	Monocacy National Battlefield
Morristown National Historical Park	Natchez Trace Parkway
New River Gorge National Park and Preserve	Ocmulgee Mounds National Historical Park
Ozark National Scenic Riverways	Pea Ridge National Military Park
Piscataway Park	Prince William Forest Park
Richmond National Battlefield Park	Rock Creek Park
Sagamore Hill National Historic Site	Saint Croix National Scenic Riverway
Saratoga National Historical Park	Shenandoah National Park
Sleeping Bear Dunes National Lakeshore	Theodore Roosevelt Island National Memorial
Thomas Stone National Historic Site	Upper Delaware Scenic and Recreational River
Valley Forge National Historical Park	Vanderbilt Mansion National Historic Site
Vicksburg National Military Park	Weir Farm National Historical Park
Wilson's Creek National Battlefield	Wolf Trap National Park for the Performing Arts


Last Modified Date:	7/27/2007

NPSpecies - The National Park Service biodiversity database. IRMA Portal version.https://irma.nps.gov/npspecies. Accessed 10/1/2025 1:40:39 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 1:40:39 AM

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