This name is a synonym of Leonotis nepetifolia (L.) R.Br..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 195315) with original publication details: Fl. Flumin. 6: t. 2, 241 1829.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:459747-1.
This name was in version 1 of The Plant List, record kew-195315.