TAXONOMY 
407 
Unofficial drug 
Part used 
Botanical origin 
Habitat 
Santonica 
Unexpanded 
flower heads 
Artemisia pauciflora Russian 
Turkestan 
Carthamus 
Tubular florets 
Carthamus 
tinctorius 
India 
Achillea 
Leaves and 
flowering tops 
Achillea millefolium Europe and Asia 
Tanacetum 
Leaves and 
flowering tops 
Tanacetum vulgare 
Europe 
Gnaphalium 
Leaves and 
Gnaphalium 
North America 
flowering tops 
polycephalum 
Cichorium 
Rhizome and 
roots 
Cichorium Intybus 
Europe 
Oleum Erigerontis Volatile oil 
Erigeron canadensis 
North America 
Fig.. 237.—Chicory (Cichorium Intybus). A, portion of flowering branch; B, 
basal ieat (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.) 
