Source : Webster's Revised Unabridged Dictionary (1913)

Fritillaria \Frit"il*la`ri*a\, n. [NL., fr. L. fritillus
   dicebox: cf. F. fritillaire. So named from the checkered
   markings of the petals.] (Bot.)
   A genus of liliaceous plants, of which the crown-imperial
   ({Fritillaria imperialis}) is one species, and the Guinea-hen
   flower ({F. Meleagris}) another. See {Crown-imperial}.

Crown-imperial \Crown"-im*pe"ri*al\ (-?m-p?"r?-al), n. (Bot.)
   A spring-blooming plant ({Fritillaria imperialis}) of the
   Lily family, having at the top of the stalk a cluster of
   pendent bell-shaped flowers surmounted with a tuft of green
   leaves.

Source : WordNet®

Fritillaria imperialis
     n : Eurasian herb with a cluster of leaves and orange-red
         bell-shaped flowers at the top of the stem [syn: {crown
         imperial}]