This name is a synonym of Teucrium capitatum subsp. gracillimum (Rouy) Valdés Berm..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 203246) with original publication details: Fl. Paisos Catalans 3: 239 1995.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:991098-1.
This name was in version 1 of The Plant List, record kew-203246.