⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-71188, with some changes.
This name is a synonym of Ptarmica septentrionalis .
The record derives from TICA which reports it as a synonym (record 464268D5-AD66-4A2F-92EB-F4382961C5F7
) with original publication details: "Serg. in Krylov, Fl. Zap. Sibir’. 1949." 2728 1949.