Bramley 2009 - Bramley GLC, Forest F, De Kok RPJ (2009) Troublesome Tropical Mints: Re-Examining Generic Limits of Vitex and Relations (Lamiaceae) in South East Asia. Taxon 58(2): 500-510. Retrieved from http://www.jstor.org/stable/27756887
There is no corrections for Vitex thailandica yet.