REFORM OF MINERALOGICAL SYSTEMS. 353 



ing our course through the history of other sciences of this kind ; in 

 which, from the extent of the subject, and the mass of literature 

 belonging to it, we might at first almost despair of casting the history 

 into distinct epochs and periods. To the most prominent of such 

 sciences, Botany, I now proceed. 



VOL. II. 23. 



