This name is a synonym of Artemisia ludoviciana Nutt..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 9D3807F0-1036-45AA-9115-D24EAFB206DF) with original publication details: Bull. Torrey Bot. Club 28 20 1901.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:20606-2.
This name was in version 1 of The Plant List, record gcc-125111.