Botany. — Vaccination, 73 



resembles mucilage and extractive matter. This analysis ex- 

 plains the reason why an alkali is added to the rocou intended 

 for dyeing. The alkali combines with the resin, and forms a soap 

 soluble in water: the alkali acts also upon the colouring matter, 

 and renders it more lively. 



M. Wittman, of Vienna, has published an extensive work upon 

 Botany, and its application to rural oeconomy, with a disserta- 

 tion on the terminology of plants, an account of the system of 

 Linnaeus, and of the methods of Jussieu and Lamarck, and an 

 Appendix on the Cryptogamia. 



A Botanical Garden has been est abhshed at Siniscropal in the 

 Crimea, principally with a view to collect all tlie indigenous 

 plants of Russia, and also to procure the most curious plants 

 from all parts of the world. One hundred acres have been inclosed 

 for the above purpose in the village of Niktreh, near Siniscropal. 



M. Parmentier, the French chemist, and whose name has so 

 frequently occurred in the pages of the Philosophical Magazine, 

 as an indefatigable contributor to the AiinaUs de Chimie^ died 

 at Paris on the 18th of December last. 



Several learned Societies in the departments of France have 

 offered prizes for the best memoirs, describing the most effica- 

 cious preventives of choke or fire damp in coal- and other mines. 



VACCINATION. 



By an Official Rejiort on the State of Vaccination in Sweden, 

 printed by order of the House of Commons, it appears that the 

 Swedish Government, 'attentive to the inestimable advantage 

 which the Inoculation of tlie Cow Pox seemed to promise, directed 

 the College to examine Dr. Jenner's discovery with the greatest 

 accuracy, for which the projjer means were immediately afforded; 

 and the College was ordered, after collecting the results, to 

 present its Report to the King. 



This Report, which fully confirmed the excellence of the Jen- 

 neriau discovery, occa-sioned the salutary law which was first 

 enacted in 1803, by which V^accination was established throughout 

 the kingdom ; and tiie College was commanded to promote its 

 adoption by all possible means. The King was pleased to appro- 

 priate UW dollars spec, banco to be divided into premiums, 

 which were to be distril)Uled among such medical men as could 

 exhibit the greatest nunil)er of vaccinated persons. 



A particular rtguisition v/as made for the nietropolis, (which 

 ought to be adopted in Jjrituin,) imposing a fine of three dollais 



on 



