Schoenoplectus americanus
- kingdom: Plantae
- phylum: Tracheophyta
- class: Liliopsida
- order: Poales
- family: Cyperaceae
- genus: Schoenoplectus
- species: Schoenoplectus americanus
- Saint John
New Brunswick- Wolfville
Nova Scotia- Bourget
- Cornwall
- Englehart
- Little Current
Ontario
Canada- Tobosí
Cartago
Costa Rica- Latacunga
Cotopaxi
Ecuador- Cienega Springs
Arizona- Bonita
- Oasis
- Palm Springs
- Rubidoux
- Temecula
California- Gulf Park Estates
Mississippi- Klamath Falls
Oregon- Greenville
Rhode Island- Washington, D. C.
Washington, D.C.
United States