This name is a synonym of Achillea millefolium subsp. stricta (Schleich. ex Heimerl) Hyl..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 100372953) with original publication details: Sched. Fl. Exs. Austro-Hung. 3: 118 1884.
This name record (from Tropicos) was not included in version 1 of The Plant List. It is possible the same name was included from a different data source, to check this you can search for Achillea stricta in version 1 of The Plant List.