Castlegar hawthorn
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Rosales
- family: Rosaceae
- genus: Crataegus
- species: Crataegus castlegarensis
Castlegar
Okanagan
Salmon Arm
Vernon
British Columbia
CanadaEllensburg
Otis Orchards-East Farms
Toppenish
WashingtonHoback
Wyoming
United States