This name is a synonym of Brassica repanda subsp. glabrescens (Poldini) Gomez-Campo.
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Anales Jard. Bot. Madrid 60: 306 2002 publ. 2003.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:60432402-2.
This name was in version 1 of The Plant List, record kew-2834784, and has not been changed.