This name is a synonym of Arabis purpurea Sm..
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym and as an illegitimate name with original publication details: Revis. Gen. Pl. 2: 933 1891.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:284110-1.
This name was in version 1 of The Plant List, record kew-2800401, and has not been changed.