This name is a synonym of Wedelia elongata (DC.) Vatke.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record F6B93A13-E25E-4F9F-90E0-42C2A6288945).
This name record (from TICA) was not included in version 1 of The Plant List. It is possible the same name was included from a different data source, to check this you can search for Wedelia elongata in version 1 of The Plant List.