This name is a synonym of Mentha × maximilianea F.W.Schultz.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym and as an illegitimate name (record 124871) with original publication details: Tent. Fl. Basil. 2: 83 1834.
This name was in version 1 of The Plant List, record kew-124871.