This name is a synonym of Isodon umbrosus (Maxim.) H.Hara.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 102953) with original publication details: Bull. Natl. Sci. Mus. Tokyo 33: 85 1953.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:448585-1.
This name was in version 1 of The Plant List, record kew-102953, and has not been changed.