This name is a synonym of Geranium ponticum (P.H.Davis & J.Roberts) Aedo.
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Notes Roy. Bot. Gard. Edinburgh 22: 23 1955.
This name was in version 1 of The Plant List, record kew-2823053, and has not been changed.