This name is a synonym of Pouteria cuspidata subsp. dura (Eyma) T.D.Penn..
The record derives from WCSP
(data supplied on 2012-03-26)
which reports it as a synonym (record 164081) with original publication details: Recueil Trav. Bot. Néerl. 33: 187 1936.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:1076561-2.
This name was in version 1 of The Plant List, record kew-164081, and has not been changed.