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 8903088) with original publication details: Syst. Veg. 2: 434 1825.
This name was in version 1 of The Plant List, record tro-8903088.