Pop·py n.; pl. Poppies Bot. Any plant or species of the genus Papaver, herbs with showy polypetalous flowers and a milky juice. From one species (Papaver somniferum) opium is obtained, though all the species contain it to some extent; also, a flower of the plant. See Illust. of Capsule.
California poppy Bot., any yellow-flowered plant of the genus Eschscholtzia.
Corn poppy. See under Corn.
Horn poppy, or Horned poppy. See under Horn.
Poppy bee Zool., a leaf-cutting bee (Anthocopa papaveris) which uses pieces cut from poppy petals for the lining of its cells; -- called also upholsterer bee.
Prickly poppy Bot., Argemone Mexicana, a yellow-flowered plant of the Poppy family, but as prickly as a thistle.
Poppy seed, the seed the opium poppy (Papaver somniferum).
Spatling poppy Bot., a species of Silene (Silene inflata). See Catchfly.
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