This name is a synonym of Antennaria parvifolia Nutt..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 2D1D4090-822E-45E8-ABBC-BFFE79CE5A12) with original publication details: Pittonia 3 290 1898.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:14845-2.
This name was in version 1 of The Plant List, record gcc-117149.