This name is a synonym of Artemisia campestris subsp. variabilis (Ten.) Greuter.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 2C58E9EC-7C49-4F99-A563-74CFA301CE06) with original publication details: 28 1826.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:180258-1.
This name was in version 1 of The Plant List, record gcc-83676.