This name is a synonym of Parthenium hysterophorus L..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record DCC0C019-3344-4C40-A533-0E0F1020C4F4) with original publication details: 457 1862.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:236514-1.
This name was in version 1 of The Plant List, record gcc-7575.