This name is a synonym of Lactuca tatarica (L.) C.A.Mey..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 64B6C51C-2491-4CC5-A80F-2A596DEFD23C) with original publication details: 572 1771.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:250368-1.
This name was in version 1 of The Plant List, record gcc-22875.