This name is a synonym of Isodon scrophularioides (Wall. ex Benth.) Murata.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 175994) with original publication details: J. Jap. Bot. 47: 200 1972.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:455439-1.
This name was in version 1 of The Plant List, record kew-175994, and has not been changed.