This name is a synonym of Ranunculus flagelliformis Sm..
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Fl. Bras. Merid. 1: 8 1824.
This name was in version 1 of The Plant List, record kew-2701947, and has not been changed.