This name is a synonym of Haplopappus grindelioides (Less.) DC..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 0418C27B-EA53-4C4E-A994-9CE395A7EFDB) with original publication details: Revis. Gen. Pl. 1 316 1891.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:23519-2.
This name was in version 1 of The Plant List, record gcc-101480.