This name is a synonym of Verbena bonariensis L..
The record derives from WCSP
(data supplied on 2012-03-26)
which reports it as a synonym and as an illegitimate name (record 212782) with original publication details: Suppl. Meth. 131 1802.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:865526-1.
This name was in version 1 of The Plant List, record kew-212782.