This name is a synonym of Gaultheria mucronata var. microphylla Hombr. & Jacq..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50246375) with original publication details: Voy. Pôle Sud , t. 22 bis 1852.
This name was in version 1 of The Plant List, record tro-50246375.