This name is a synonym of Gaultheria mucronata var. angustifolia (Lindl.) D.J.Middleton.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50246380) with original publication details: Fl. Chile 5: 78 1910.
This name was in version 1 of The Plant List, record tro-50246380, and has not been changed.