This name is a synonym of Coreopsis gladiata Walter.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record CB9F9AA9-EC02-49F9-89A4-C95E2324901B) with original publication details: Brittonia 14 172 1962.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:65913-2.
This name was in version 1 of The Plant List, record gcc-121243.