| English names: |
Wild Lettuce, Bitter Lettuce, Laitue Vireuse, Opium Lettuce, Poisonous Lettuce, Tall Lettuce, Great Lettuce, Rakutu-Karyumu-So |
| Spanish names: |
Cardo de Leche, Cardo Lechal, Cardo Lechar Bravo, Cerraya, Escoba, Hierba Lechera, Lactucario, Lechacino, Lechara, Lechariega, Lecherina Brava, Lecherín, Lechuga Asnal, Lechuga Borde, Lechuga Brava, Lechuga de Asnos, Lechuga Espinosa, Lechuga Montés, Lechuga Ponzoñosa,Lechuga Silvestre, Lechuga Venenosa, Lechuga Virosa, Lechugueta, Liteira, Rasposa, Serrallón, Serraya |
