This name is a synonym of Vaccinium dunalianum var. megaphyllum Sleumer.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 12304470) with original publication details: Acta Phytotax. Sin. 19(1): 108, pl. 4, f. 2 1981.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:898986-1.
This name was in version 1 of The Plant List, record tro-12304470, and has not been changed.