SANTONICA 287 



correspond to one year's growth, but to that of a longer 

 period.' 



"The transverse section, examined by means of a lens, 

 displays the numerous narrow medullary rays; the ves- 

 sels are partly empty, partly loaded with yellow resin. 

 In the bright yellowish sapwood both vessels and med- 

 ullary rays are less distinct. The sapwood is scentless, 

 whereas the heartwood, especially when freshly cut, is 

 in a high degree possessed of the very agreeable and 

 remarkably persistent odor of sandal." (Dymock, 

 Pharmacographia Indica, v. 3.) 



SANTONICA (Wonnseed) 



First mentioned in the U. S. P. of I860, it remained official 

 until 1900. In the edition of 1910 the drug Santonica is replaced 

 by its derivative, Santoninum, (Santonin). The official source 

 of Santonica is the Artemisia pauciflora, U. S. P., 1910. 



The "wormseeds" are widely distributed in the north- 

 ern hemisphere of the Old World, many varieties being 

 familiar to botanists and subject to much discussion. 

 The unopened flowers of the head (wormseed) are col- 

 lected in quantities on the vast plains or steppes in the 

 northern part of Turkestan, the distributing point 

 being the renowned fair of Nishni Novgorod, Russia, 

 where, July 15th to August 27th, the celebrated ex- 

 changes of products occur. Wormseed, however, is 

 found in the Oriental bazaars, being brought for native 

 and domestic use from the sections of country named, 

 or from Afghanistan or Caboul. Dioscorides (194) 

 mentions several species of wormseed, stating that the 

 small seeds were mixed with honey and employed by 

 the people as a remedy for ascarides. Alexander Tral- 



