This name is a synonym of Erica margaritacea Aiton.
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Prodr. Stirp. Chap. Allerton 194 1796.
This name was in version 1 of The Plant List, record kew-2793949, and has not been changed.