This name is a synonym of Achillea millefolium L..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record F48E37ED-774C-472D-9493-FCBA3E1641AD) with original publication details: Naturaliste Canad. 81 260 1954.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:308581-2.
This name was in version 1 of The Plant List, record gcc-143817.