This name is a synonym of Achillea ageratum L..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 5CD07265-B6D3-4B98-ABE8-3D3580A92E57) with original publication details: 1779.
This name was in version 1 of The Plant List, record gcc-33007, and has not been changed.