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 D95699DB-29F1-4497-B77E-1D8EEE2FAD41) with original publication details: Rhodora 33 223 1931.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:14622-2.
This name was in version 1 of The Plant List, record gcc-15973.