In the past this name has been erroneously used to refer to Paeonia lactiflora Pall..
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a misapplied name with original publication details: Fl. Jap. 230 1784.
This name was in version 1 of The Plant List, record kew-2561027.