This name is a synonym of Galinsoga parviflora Cav..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record F108C0E0-5985-414E-B29A-E3A6A3E3BE1E) with original publication details: 198 1798.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:208558-1.
This name was in version 1 of The Plant List, record gcc-132621.