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 02B125D9-FFC5-46C2-B8ED-98FB00EC4026) with original publication details: Pittonia 4 81 1899.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:14707-2.
This name was in version 1 of The Plant List, record gcc-99711.