Taxa Count: 20

ASTERACEAE

Lactuca biennis

Lactuca canadensis

Lactuca canadensis var. latifolia

Lactuca canadensis var. longifolia

Lactuca canadensis var. typica

Lactuca floridana

Lactuca ludoviciana

Lactuca muralis

Lactuca perennis

Lactuca plumieri

Lactuca pulchella

Lactuca saligna

Lactuca scariola

Lactuca serriola

Lactuca tatarica

Lactuca villosa

Lactuca viminea