This name is a synonym of Brassica repanda subsp. silenifolia (Emb.) Greuter & Burdet.
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Bull. Soc. Sci. Nat. Maroc 15: 200 1936.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:60432409-2.
This name was in version 1 of The Plant List, record kew-2682798, and has not been changed.