This name is a synonym of Astrantia pauciflora subsp. tenorei (Mariotti) Bechi & Garbari.
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Webbia 43: 11 1989.
This name was in version 1 of The Plant List, record kew-2663999, and has not been changed.