This name is a synonym of Lactuca lessertiana (Wall. ex DC.) Wall. ex C.B.Clarke.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 4F7C52A1-9E26-4015-8A80-77E6161FC50D) with original publication details: 273 1989.
This name was in version 1 of The Plant List, record gcc-85094.