tall wheatgrass
- kingdom: Plantae
- phylum: Tracheophyta
- class: Liliopsida
- order: Poales
- family: Poaceae
- genus: Thinopyrum
- species: Thinopyrum elongatum
Grand Forks- Princeton
- Vernon
British Columbia
Canada
Káto Nevrokópi
East Macedonia and Thrace
Greece
Columbine Valley- Ken Caryl
- Littleton
Colorado- Forsyth
Montana- Bunker Hill
- Coos Bay
Oregon- Hooper
Utah
United States
Lund