Not an accepted name (status: unknown). The accepted name is Crataegus rosei Eggl., 1909.

Crataegus rosei subsp. parryana (Eggl.) J.B.Phipps, 1909 4% complete

No common name

Bull. Torrey Bot. Club 36: 510 (1909)

There is no corrections for Crataegus rosei subsp. parryana yet.