This name is a synonym of Lavandula angustifolia subsp. pyrenaica (DC.) Guinea.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 109114) with original publication details: Fl. Franç. Suppl.: 398 1805.
This name was in version 1 of The Plant List, record kew-109114.