This name is a synonym of Rosularia sempervivoides (Fischer ex M. Bieberstein) Boriss..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 8903138) with original publication details: Fl. Taur.-Caucas. 3: 313 1819.
This name was in version 1 of The Plant List, record tro-8903138.