This name is a synonym of Vitex madiensis subsp. milanjiensis (Britten) F.White.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 213779) with original publication details: Bot. Jahrb. Syst. 18: 170 1894.
This name was in version 1 of The Plant List, record kew-213779.