Source : WordNet®

snake's head fritillary
     n : Eurasian checkered lily with pendant flowers usually veined
         and checkered with purple or maroon on a pale ground and
         shaped like the bells carried by lepers in medieval
         times; widely grown as an ornamental [syn: {guinea-hen
         flower}, {checkered daffodil}, {leper lily}, {Fritillaria
         meleagris}]