This name is a synonym of Ranunculus monophyllus Ovcz..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 27105052) with original publication details: Fl. Vost. Eur. Ross. 1: 89 1892.
This name was in version 1 of The Plant List, record tro-27105052.