This name is a synonym of Draba chamissonis G.Don.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 100360076) with original publication details: Fl. URSS 8: 418. 1939.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:282886-1.
This name was in version 1 of The Plant List, record tro-100360076, and has not been changed.