This name is a synonym of Papaver somniferum subsp. setigerum (DC.) Arcang..
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Fl. Franç. ed. 3, 5: 585 1815.
This name was in version 1 of The Plant List, record kew-2561588, and has not been changed.