This name is a synonym of Wedelia subvaginata N.E.Br..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 7E26B659-DF04-43B4-93FB-2A591D2A2F86) with original publication details: Contr. Gray Herb. 52 38 1917.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:267893-2.
This name was in version 1 of The Plant List, record gcc-22873.