This name is a synonym of Solidago gigantea Aiton.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 030009D2-C29A-40E6-8E24-BDC10626E1F3) with original publication details: Revis. Gen. Pl. 1 314 1891.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:23648-2.
This name was in version 1 of The Plant List, record gcc-64339.