1 4G Natural History. 



jJius, of Oxford, by Bridel, of Gotha, by Zoega, 

 of Denmark, and others. The Lichens have been 

 examined and described with great care, by Ha- 

 GEN and Hoffman, of Germany: the Ferns by 

 Marati, of Italy, by Balton, of England, and 

 by those above named, who have treated gene- 

 rally of the class to which they belong. The 

 Grasses have been investigated and described by 

 ScHEucHZER, ScHREBER, CuRTis, and many morc : 

 the Oaks of North- America, by Du Roi, of Ger- 

 many, and with unusual elegance by M. Michaux, 

 of France: the Ferula^ or Assafcetida-tree, by Pro- 

 fessor Hope, of Edinburgh: the Geranium^ by M. 

 L'Heretier, and the Abbe Cavenilles:" the 

 Gotton-plant, by Van Rohr, of Denmark: the 

 Tea-tree, by Dr. Lettsom, of London : and the 

 Tobacco-plant, by Mr. Tatham, of England ; be- 

 sides a number of valuable descriptions, almost 

 countless, of new and curious plants to be found 

 in the memoirs of the Linncean Society of Great- 

 [Britain, and other associations of a similar kind, 

 in different parts of Europe. To these may be 

 added, not as publications of the first class, but as 

 doing honour to the infancy of botanical science 

 in our country, the natural history of the Persim- 

 mon-tree, by Dr. Woodhouse; of the Tobacco- 

 plant, by Dr. Brailsford, of the Phytolacca, or 

 Poke, by Dr. Schultz; of the Stramonium, or 

 James -Town-weed, by Dr. Cooper; and of the Su- 

 mach, by Dr. Horsefield, all of the United States. 

 But besides these botanical writers, who have 

 published useful accounts of particular classes, or- 

 ders, genera, or species of plants, the last century 

 has abounded beyond all former example with 

 works on the plants of particular countries, or 



u The work of this latter gentleman on the Geranium is very elegants 

 ^C has enjimerated and described one hundred and tiventy-eight specieu 



