This name is a synonym of Helianthus praecox subsp. hirtus (Heiser) Heiser.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 562C4A5D-7469-44E5-91A4-F67906B76C10) with original publication details: Madroño 13: 161 1956.
This name was in version 1 of The Plant List, record gcc-71465, and has not been changed.