This name is a synonym of Isatis glauca subsp. iconia (Boiss. & Heldr.) P.H. Davis.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 100358402) with original publication details: Diagn. Pl. Orient., ser. 1 2(8): 48 1849.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:285797-1.
This name was in version 1 of The Plant List, record tro-100358402.