Not an accepted name (status: unknown). The accepted name is Prunus pensylvanica L.f., 1782.

Prunus pensylvanica var. saximontana Rehder, 1908 19% complete

No common name

Mitt. Deutsch. Dendrol. Ges. 17: 160 (1908)

There is no corrections for Prunus pensylvanica var. saximontana yet.