TAXONOMY 



333 



numerous, anatropous, Fruit a capsule except in Platystemon 

 which has follicles. Seeds richly albuminous. 



FIG. 190. Papaver Somniferum Flowering branch and fruit. (Sayre.) 



Official drug 



Part used 



Botanical name 



Opium 



Sanguinaria 



Unofficial 



Chelidonium 



Maw seed 



Air-dried milky Papaver somni- 

 exudate ferum and its 



var. album 



Rhizome and roots Sanguinaria 

 canadensis 



Entire flowering Chelidonium 

 plant majus 



Seeds Papaver somni- 



ferum album 



Habitat 



: Eastern Mediter- 

 ranean countries 



United States and 

 Canada 



United States and 

 Canada 

 vide supra 



