This name is a synonym of Ageratina gloeoclada (B.L.Rob.) R.M.King & H.Rob..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym and as an illegitimate name (record C6195853-F1C0-487C-9581-C2DF1C54F7D7) with original publication details: 305 1876.
This name was in version 1 of The Plant List, record gcc-118409.