Any of numerous plants of the genus Papaver, having nodding buds with four crumpled petals, showy red, orange, or white flowers, a milky juice, and capsules that dehisce through terminal pores.

• 罂粟任一种罂粟属植物，生有下垂的花苞，四片花瓣紧挨在一起，开红色、桔黄色或白色花朵，有奶状果汁，其蒴果会通过气孔而开裂