This name is a synonym of Acca macrostema (Ruiz & Pav. ex G.Don) McVaugh.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym and as an invalid name (record 132488) with original publication details: Linnaea 27: 139 1856.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:599813-1.
This name was in version 1 of The Plant List, record kew-132488, and has not been changed.