This name is a synonym of Verbena litoralis Kunth.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 33700949) with original publication details: Bot. Misc. 1: 166 1830.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:60453428-2.
This name was in version 1 of The Plant List, record tro-33700949.