This name is a synonym of Ixeridium gracile (DC.) Pak & Kawano.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym and as an invalid name (record 28D07A44-E624-4382-AD31-EB28D46DF46D) with original publication details: 3267 1831.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:192896-1.
This name was in version 1 of The Plant List, record gcc-135999.