This name is a synonym of Rhodiola sacra (Prain ex Raym.-Hamet) S.H. Fu.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 8903762) with original publication details: Acta Horti Gothob. 2(8): 395 1926.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:276003-1.
This name was in version 1 of The Plant List, record tro-8903762.