This name is a synonym of Artemisia leucophylla (Turcz. ex Besser) Turcz. ex C.B.Clarke.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record BA755D15-A873-4434-9995-F7E05BA4B4EB).
This name record (from TICA) 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 Artemisia leucophylla in version 1 of The Plant List.