This name is a synonym of Achillea millefolium f. pannonica (Scheele) J.Weiss.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50298934) with original publication details: Fl. Nieder-Österreich 2(2): 1200 1893.
⥇ A cross-taxon basionym link was ignored while processing this record,
see Achillea pannonica Scheele.
This name was in version 1 of The Plant List, record tro-50298934.