This name is a synonym of Pulsatilla cernua (Thunb.) Bercht. ex J. Presl.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 27104947) with original publication details: Enum. Pl. Corea 159 1922.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:711999-1.
This name was in version 1 of The Plant List, record tro-27104947.