This name is a synonym of Erica unicolor J.C.Wendl..
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym and as an invalid name with original publication details: Bot. Cab. 3: t. 233 1819.
This name was in version 1 of The Plant List, record kew-2794764, and has not been changed.