This name is a synonym of Erica glabella subsp. laevis E.G.H.Oliv..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 12302282) with original publication details: Fl. Cap. 4(1): 366 1906.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:333776-1.
This name was in version 1 of The Plant List, record tro-12302282, and has not been changed.