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 8AABF545-EB8D-4512-BCD2-2833A45F6B15) with original publication details: Pittonia 3: 287. 1898 287 1898.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:272199-2.
This name was in version 1 of The Plant List, record gcc-21722.