This name is a synonym of Antennaria rosea subsp. confinis (Greene) R.J.Bayer.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 7B773185-C268-4259-A9B4-680FDF61F149) with original publication details: 12 1794.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:207906-1.
This name was in version 1 of The Plant List, record gcc-77976.