This name is a synonym of Teucrium luteum subsp. xanthostachyum (Maire & Wilczek) Greuter & Burdet.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 203281) with original publication details: Bull. Soc. Hist. Nat. Afrique N. 25: 316 1934.
This name was in version 1 of The Plant List, record kew-203281, and has not been changed.