CHAPTER VIII. 



OP PROPAGATION BY EYES AND KNAURS. 



The power of propagating plants by any other means than 

 that of seeds depends entirely upon the presence of leaf-buds 

 (Fig. XXXIV.), or, as they are technically called, " eyes," which 

 are in reality rudimentary branches ia organic connection with 

 the stem. All stems are furnished with such buds, which, 

 although held together by a common system, have a power of 



Fig. XXXIV. 



independent existence under fitting circumstances ; and, when 

 called into growth, uniformly produce new parts, of exactly the 

 same nature, with respect to each other, as that from which 

 they originally sprang. 



Under ordinary circumstances, an eye remains fixed upon 

 the stem that generates it. There it grows, sending woody 



