This name is a synonym of Plectranthus punctatus (L.f.) L'Hér..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 45946) with original publication details: J. Proc. Linn. Soc., Bot. 7: 211 1864.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:446006-1.
This name was in version 1 of The Plant List, record kew-45946.