This name is a synonym of Myrcianthes coquimbensis (Barnéoud) Landrum & Grifo.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 132430) with original publication details: Fl. Chil. 2: 382 1847.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:281134-2.
This name was in version 1 of The Plant List, record kew-132430, and has not been changed.