This name is a synonym of Antennaria rosea subsp. arida (E.E.Nelson) R.J.Bayer.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record F193A547-FB57-46EC-8703-419D269543BB) with original publication details: Bot. Gaz. 27: 210. 1899 210 1899.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:272179-2.
This name was in version 1 of The Plant List, record gcc-35388.