snap·drag·on
(snapdrag′ən)
(snapdrag′ən)n.
Any of several plants of the genus Antirrhinum of the figwort family, especially A. majus, widely cultivated for its showy racemes of two-lipped, variously colored flowers.
[From the imagined resemblance of the flowers to the mouth of a dragon.]
snapdragoncommon snapdragon
Antirrhinum majus