TAXONOMY 



407 



Unofficial drug Part used 

 Santonica Unexpanded 



flower heads 



Carthamus 



Achillea 



Tanacetum 



Gnaphalium 



Cichorium 



Tubular florets 



Leaves and 



flowering tops 

 Leaves and 



flowering tops 

 Leaves and 



flowering tops 

 Rhizome and 



roots 

 Oleum Erigerontis Volatile oil 



Botanical origin Habitat 



Artemisia pauciflora Russian 



Turkestan 



Carthamus India 



tinctorius 

 Achillea millefolium Europe and Asia 



Tanacetum vulgare Europe 



Gnaphalium North America 



polycephalum 

 Cichorium Intybus Europe 



Erigeron canadensis North America 



FIG. 237. Chicory (Cichorium Intybus). A, portion of flowerirg branch; B, 

 basal leat (runcinate-pinnatifid) ; C, median longitudinal section through a 

 head, showing the insertion ot the flowers; D, individual flower; E, fruit (ripened 

 ovary), showing the persistent pappus (calyx) of short scales. (Gager.) 



