This name is a synonym of Ptarmica camtschatica (Rupr. ex Heimerl) Kom..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record B541FEBD-5DC8-400A-B2E0-54ED90409A78) with original publication details: Fl. URSS 26 : 122 (1961) 122 1961.
This name was in version 1 of The Plant List, record gcc-45807, and has not been changed.