Salicicola |
Lactuca biennis (Moench) Fern.
blue wood lettuce, tall blue lettuce
Native
|
Lactuca canadensis L.
= Lactuca canadensis var. latifolia
Kuntze
= Lactuca canadensis var. longifolia
(Michx.) Farw.
= Lactuca canadensis var. obovata
Wiegand
yellow wild lettuce, Canada lettuce, tall lettuce
Native
|
Lactuca serriola L.
= Lactuca scariola
L.
prickly lettuce
Introduced
|