bushy knotweed
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Caryophyllales
- family: Polygonaceae
- genus: Polygonum
- species: Polygonum ramosissimum
- Fort Saskatchewan
- Hanna
- Medicine Hat
Alberta- Armstrong
- Cache Creek
- Kamloops
British Columbia- Morris
Manitoba- Bathurst
New Brunswick- Wolfville
Nova Scotia- Summerside
Prince Edward Island- Swift Current
Saskatchewan
Canada- North Richmond
- Richmond
California- Boise
Idaho- Burlington
- Goodland
- Great Bend
- Hutchinson
Kansas- Cambridge
- Ipswich
- Somerville
Massachusetts- East Lansing
- Elk Rapids
Michigan- Duluth
- Minneapolis
- Moorhead
- Red Wing
Minnesota- Columbus
Nebraska- Hampton Falls
- Seabrook
New Hampshire- Atlantic City
- Perth Amboy
New Jersey- Las Vegas
New Mexico- Amityville
- Aquebogue
- Babylon
- Bayville
- Borough of Bronx
- Cedarhurst
- Copiague
- East Massapequa
- East New York
- East Norwich
- East Shoreham
- Inwood
- Lawrence
- Manhattan
- Manorhaven
- Massapequa
- Massapequa Park
- Merrick
- North Amityville
- North Babylon
- Oyster Bay
- Oyster Bay Cove
- Port Washington North
- Sands Point
- Seaford
- South Valley Stream
- Staten Island
- West Islip
- Woodmere
New York- Fargo
- Valley City
- Watford City
North Dakota- Burns
- La Grande
- Lakeview
- Prineville
- The Dalles
Oregon- Barrington
- Warren
Rhode Island- Dallesport
- Langley
- Spokane
- White Salmon
Washington- Washington, D. C.
Washington, D.C.- Ashwaubenon
- Green Bay
- Prairie du Sac
- Sauk City
Wisconsin- Newcastle
Wyoming
United States