Lactuca

Lactuca gilanica

Lactuca canadensis var. typica

Lactuca floridana

Florida blue lettuce

Lactuca graminifolia

Grassleaf lettuce

Lactuca graminifolia var. graminifolia

Lactuca saligna

Least lettuce

Lactuca sativa

Garden lettuce

Lactuca serriola

Milk thistle

Lactuca pulchella

Lactuca muralis

Wall-lettuce

Lactuca quercina subsp. quercina

Lactuca serriola var. serriola

Lactuca stipulata

Lactuca formosana

Lactuca microcephala

Lactuca longespicata

Lactuca rostrata

Lactuca praevia