This name is a synonym of Antennaria howellii Greene.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record DF1AF416-5AED-463C-88FF-DF81733B9070) with original publication details: Leafl. W. Bot. 6 43 1950.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:14766-2.
This name was in version 1 of The Plant List, record gcc-68531.