This name is a synonym of Tithonia tubaeformis (Jacq.) Cass..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym and as an illegitimate name (record 8024B8C5-BC27-47BC-A091-1C6166F7E570) with original publication details: 101 1798.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:212306-1.
This name was in version 1 of The Plant List, record gcc-15327.