This name is a synonym of Geranium retrorsum L'Hér. ex DC..
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Fl. Nov.-Zel. 1: 39 1852.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:1062208-2.
This name was in version 1 of The Plant List, record kew-2823190, and has not been changed.