This name is a synonym of Ranunculus acris subsp. friesianus (Jord.) Rouy & Foucaud.
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Bol. Soc. Brot. II, 53: 36 1979.
This name was in version 1 of The Plant List, record kew-2870836.