This name is a synonym of Haplopappus baylahuen J.Rémy.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 08FF7F6F-E728-423F-B693-FD65164FFC77) with original publication details: Revis. Gen. Pl. 1 317 1891.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:23115-2.
This name was in version 1 of The Plant List, record gcc-144119.