197 



CHAPTER IX. 



COMPARISON OF THE NATURAL ORDERS OF LIN- 

 NAEUS WITH THOSE OF JUSSIEU. 



The present publication would be incomplete with- 

 out some account of the Fragments of a Natural Me- 

 thod, as Linnaeus terms his performance, subjoined 

 by this great botanist to the 6th edition of his Genera 

 Plantarum, an ample commentary upon which, col- 

 lected partly from his lectures on this particular sub- 

 ject, was published at Hamburgh in 1 792, by Prof. 

 Giseke, under the title of Prcelectiones in Or dines 

 Naturales Plantarum. 



An exposition of these Linnaean Orders, which 

 amount to 58, is before the publick in the 2d volume 

 of the Supplement to the Encyclopedia Britannica, 

 published at Edinburgh, in which I have extracted 

 what appeared to me most valuable in the above Prce- 

 lectiones, interspersing some very curious particulars, 

 from unpublished notes of Linnaeus, in my possession, 

 with a few original remarks : I have also taken a brief 

 comparative view of Jussieu's system at the end. 

 Having in the present volume more fully explained 

 the latter, I shall here reverse the mode of comparison, 

 and place some of the remarks and illustrations in a 

 diiferent light, with a few additional matters. 



The name of each Linnsean Order is, in the foi- 



