STEM- AND TOP-GROWTH, ETC. 25 



attached, and it may be said that about all buds of woody 

 plants Avill grow Avhen inserted under the bark of a variety 

 of the same species. The great distinctive difference 

 between the bud and the seed is that the leaf-bud repro- 

 duces the individual parent without change, while the seed 



B 



IG. 7. The dotted line in A 

 shows where the cut is 

 made, and B shows the same 

 tree after starting growth. 



FIG. 8. Pottawatamie plum. 

 The centre bud in the group 

 of three is a leaf-bud, and the 

 two outer ones are fruit-buds. 

 (After Goff.) 



reproduces usually the species but not the variety. The 

 fruit-buds of the peach, apricot and Chicasa, and some 

 Japan plums, grow on each side of the leaf-bud as shown 

 in Fig. 8. In the apple and pear the flower-buds are* 

 mostly formed on short spurs as shown in Fig. 9. The 

 European plums also fruit on short spurs as shown in 

 Fig. 10. 



