This name is a synonym of Draba bruniifolia subsp. heterocoma (Fenzl) Coode & Cullen.
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Pug. Pl. Nov. Syr. 13 1842.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:282653-1.
This name was in version 1 of The Plant List, record kew-2776710.