This name is a synonym of Ranunculus tachiroei Franch. & Sav..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50076363) with original publication details: Acta Phytotax. Geobot. 20: 204 1962.
This name was in version 1 of The Plant List, record tro-50076363, and has not been changed.