This name is a synonym of Boechera grahamii (Lehm.) Windham & Al-Shehbaz.
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Manual ed. 5: 69 1867.
This name was in version 1 of The Plant List, record kew-2873476, and has not been changed.