This name is a synonym of Ranunculus inamoenus Greene.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 27101579) with original publication details: Bull. Torrey Bot. Club 68(9): 651 1941.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:217386-2.
This name was in version 1 of The Plant List, record tro-27101579, and has not been changed.