This name is a synonym of Sedum sexangulare L..
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: in Fl. Nar. Republ. Bulgariya 4: 629 1970.
This name was in version 1 of The Plant List, record kew-2489014, and has not been changed.