This name is a synonym of Solidago multiradiata Aiton.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record C185E689-AF48-4AEA-8E34-9A6E1D4C4F2C) with original publication details: Prodr. (DC.) 5: 339 339 1836.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:240568-2.
This name was in version 1 of The Plant List, record gcc-59937.