⚠ Version 1 of The Plant List has been superseded.
This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Cicerbita canadensis in version 1.1 of The Plant List.
This name is a synonym of Lactuca biennis f. integrifolia .
The record derives from Tropicos which reports it as a synonym (record 50289824
) with original publication details: Rep. (Annual) Commiss. Parks Boulevards Detroit 11: 93 93 1900.