This name is a synonym of Helianthus apricus Lunell.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 618743B8-16BD-48AB-8C08-00ED2B7A247C) with original publication details: 1911.
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 Helianthus apricus in version 1 of The Plant List.