This name is a synonym of Antennaria dioica (L.) Gaertn..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 5A0A5B64-662A-40BA-A337-C407BF9E59D3) with original publication details: Naturaliste Canad. 80 124 1953.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:14854-2.
This name was in version 1 of The Plant List, record gcc-118887.