This name is a synonym of Ajuga ovalifolia var. calantha (Diels) C.Y.Wu & C.Chen.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 341050) with original publication details: Acta Horti Gothob. 13: 337 1939.
This name was in version 1 of The Plant List, record kew-341050, and has not been changed.