This name is a synonym of Rhodiola dumulosa (Franch.) S.H. Fu.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 8903519) with original publication details: Bull. Fan Mem. Inst. Biol., Bot. 7(1): 11–12 1936.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:276142-1.
This name was in version 1 of The Plant List, record tro-8903519, and has not been changed.