This name is a synonym of Plectranthus mollis (Aiton) Spreng..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 136981) with original publication details: Nov. Pl. Sp. 271 1821.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:453020-1.
This name was in version 1 of The Plant List, record kew-136981, and has not been changed.