This name is a synonym of Antennaria rosea subsp. pulvinata (Greene) R.J.Bayer.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 39346B62-ECC3-4063-8CA6-E02CF5D25E02) with original publication details: Bot. Gaz. 30 121 1900.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:14694-2.
This name was in version 1 of The Plant List, record gcc-131129.