This name is a synonym of Tithonia diversifolia (Hemsl.) A.Gray.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 904A9F4B-2D6E-4166-8C82-74997CED1874) with original publication details: 193 1894.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:212237-1.
This name was in version 1 of The Plant List, record gcc-83570.