. . "Lactuca virosa x Lactuca quercina" . _:b75485949 . _:b75485949 . "Lactuca virosa x Lactuca quercina" . "81784" . . _:b75485949 "BDTFX id" . "Lactuca virosa x Lactuca quercina" . . . "Lactuca virosa x Lactuca quercina" . _:b75485949 "81784" . "610996" . _:b75485949 . . . .