Microscopical Essays. 



6/9 



grow. The principal fource of the phenomena of vegetation is 

 the fimplicity and uniformity of their organization. 



The figures in Plate XXVII. XXVIII. XXIX. are portions of 

 tranfverfe feclions of trees and herbs. The feclions were cut by 

 Mr. Cuftance, who fir ft brought this art to perfe&ion, and re- 

 mains unrivalled as yet in thefe performances. 



Fig. Plate XXVII. a piece of an herb growing on dung- 

 hills, and known by the name of fat-hen ; it is one of the fpecies 

 of orach. Fig. % a microfcopic view of the fame. Fig. 3, a 

 magnified reprefentation of a fe&ion of a reed that comes from 

 Portugal. Fig. 4, the real fize of the fe&ion. 



Fig. i, Plate XXVIII. a magnified view of a feclion of the 

 althea frutex. Fig. 3, a ditto of the hazel. Fig. 5, a ditto from 

 a branch of the lime-tree. Fig. 2, 4, 6, reprelent the real fize 

 of the feclions. 



Plate XXIX. Fig. 1, a magnified view of a feftion of common 

 cane. Fig. 2, one of the bamboo cane. Fig. 3, one of fugar 

 cane.* Fig. 3, 4, 6, the real fize of the feclions. 



C H A P. 



