This name is a synonym of Brassica nigra (L.) K.Koch.
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Verh. Naturf. Vereins Brünn 36: 88 1898.
This name was in version 1 of The Plant List, record kew-2682197.