This name is a synonym of Vaccinium angustifolium f. leucocarpum (W. Deane) Rehder.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50326177).
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:287749-2.
This name was in version 1 of The Plant List, record tro-50326177.