Miscellaneous Facts and Observations. 171 



43. The botanical history of the tree which fur- 

 nishes us with the valuable bark, known by the name 

 of Angustura, and used, with so much advantage, as 

 a tonic, especially in the diseases of children, has not 

 been ascertained until lately. Mr. Humboldt has 

 seen this tree growing. He finds it to be a new 

 genus, nearly allied to Cinchona, and like it belong- 

 ing to the class Pentandria, but to a different order, 

 of the sexual system. The opinion, therefore, that 

 the Angustura was the produce of a species of Mag- 

 nolia, is entirely void of foundation. 



Editor. 



44. The vegetable which produces the genuine 

 Ipecacuanha of the shops, is, at length, discovered. 

 It is neither a Viola, a Psychotria, nor an Euphorbia, 

 but a new genus, to which the name of CalUcocca 

 Ipecacuanha has been given. It is a native of Bra- 

 sil, and might, no doubt, be easily introduced into 

 the United- States, in some parts of which it would, 

 in all probability, grow as well as in its native clime. 



Editor. 



45. In the Wyoming settlement of Pennsylvania, 

 the inhabitants are said to employ, with great advan- 

 tage, the bark of a particular vegetable, as a substi- 

 tute for the Peruvian bark. The Editor is informed, 



