O'Kennon's hawthorn
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Rosales
- family: Rosaceae
- genus: Crataegus
- species: Crataegus okennonii
Armstrong- Castlegar
- Salmon Arm
British Columbia
Canada
Otis Orchards-East Farms
Washington
United States