This name is a synonym of Lactuca brunoniana (DC.) Wall. ex C.B.Clarke.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 97D68C8F-B39A-46F9-A97E-E221CCE0B36E) with original publication details: 184 1977.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:194431-1.
This name was in version 1 of The Plant List, record gcc-131950.