This name is a synonym of Teucrium polium subsp. purpurascens (Benth.) S.Puech.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 203270) with original publication details: Labiat. Gen. Spec. 686 1835.
This name was in version 1 of The Plant List, record kew-203270, and has not been changed.