This name is a synonym of Helleborus multifidus subsp. serbicus (Adamovic) Merxm. & Podlech.
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Magyar Bot. Lapok 5: 221 1906.
This name was in version 1 of The Plant List, record kew-2844806, and has not been changed.