TAXONOMY 
281 
numerous, anatropous. Fruit a capsule except in Platystemon 
which has follicles. Seeds richly albuminous. 
Fig. 147 . — Papaver Somntferum — Flowering branch and fruit. (Sayre.) 
Official drug 
Opium 
Sanguinaria 
Unofficial 
Chelidonium 
Maw seed 
Part used 
Air-dried milky 
exudate 
Rhizome and roots 
Entire flowering 
plant 
Seeds 
Botanical name 
Papaver somni- 
ferum and its 
var. album 
Sanguinaria 
canadensis 
Chelidonium 
majus 
Papaver somni- 
ferum album 
Habitat 
1 
| Eastern Mediter- 
I ranean countries 
United States and 
Canada 
United States and 
Canada 
vide supra 
