IV 



TRANSLATOR'S PREFAQE. 



the liquid. A petroleum spirit boiling above 60° C. should not 

 be used. Benzene should boil at 80-81° C. (' Die gerichtlich- 

 chemische Ermittelung von Giften,' Dragendorff, 1876.) 



The index will be found more copious than in the original ; it 

 has been compiled from the English text. 



The high reputation of the author and the favourable reception 

 accorded "to his ' Pflanzenanalyse ' are a sufficient guarantee for 

 the value of the work. ^^^ TRANSLATOE. 



LoxDOK, October l.s^ 1883. 



