Juncus canadensis
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Magnoliales
- family: Juncaceae
- genus: Juncus
- species: Juncus canadensis
Maple Ridge- Tofino
British Columbia- Sarnia
Ontario
Canada
Göteborg
Västra Götaland
Sweden
Auburn
Alabama- Apalachicola
Florida- Alexandria
- Pineville
Louisiana- Steuben
Maine- Arden on the Severn
- Beltsville
- Berwyn Heights
- Bladensburg
- Brentwood
- Calverton
- Cambridge
- Cheverly
- Chillum
- College Park
- Colmar Manor
- Cottage City
- District Heights
- Edmonston
- Green Haven
- Herald Harbor
- Hyattsville
- Laurel
- Morningside
- Ocean City
- Pasadena
- Severna Park
- Suitland
- Takoma Park
- University Park
- West Ocean City
Maryland- Detroit
- East Lansing
- Portage
Michigan- Center City
- Minneapolis
Minnesota- Avon-by-the-Sea
- Beachwood
- Belmar
- Bogota
- Bradley Beach
- Brielle
- Budd Lake
- Cape May
- Cedar Glen Lakes
- Chester
- Crestwood Village
- Delanco
- Dover Beaches North
- Fords
- Forked River
- Hackensack
- Lake Como
- Lavallette
- Mays Landing
- Maywood
- Monmouth Junction
- Neptune City
- Point Pleasant
- Point Pleasant Beach
- Sewaren
- Shark River Hills
- Silver Ridge
- South Belmar
- South Toms River
- Spotswood
- Toms River
- Watchung
- West Belmar
- West Cape May
New Jersey- Amagansett
- Apalachin
- Buffalo
- Cedarhurst
- Central Islip
- East Islip
- East Patchogue
- East Rockaway
- Garden City
- Hauppauge
- Hempstead
- Hewlett
- Inwood
- Islip
- Islip Terrace
- Lake Ronkonkoma
- Lawrence
- Malverne
- Massapequa
- Middle Island
- Montauk
- North Great River
- North Patchogue
- North Valley Stream
- Oceanside
- Patchogue
- Poestenkill
- Rockville Centre
- Ronkonkoma
- Sag Harbor
- Seaford
- South Valley Stream
- Southampton
- Southold
- Staten Island
- Uniondale
- Valley Stream
- Water Mill
- Woodmere
New York- Painesville
Ohio- Cornwells Heights
- Easton
- West Easton
- Wilson
Pennsylvania- Charleston
- Graniteville
- Warrenville
South Carolina- Franconia
- Great Falls
- Lincolnia
- Lorton
Virginia- Washington, D. C.
Washington, D.C.- Antigo
Wisconsin
United States