This name is a synonym of Antennaria corymbosa E.E.Nelson.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record A5CA5AE8-E327-48D4-878E-5A2F26A48406) with original publication details: Pittonia 4 82 1899.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:14757-2.
This name was in version 1 of The Plant List, record gcc-48674, and has not been changed.