10 



LSSSOIVS WITH PLANTS 



growth of the twig this year. There- 

 fore, the uppermost lateral buds becomt 

 terminal, and each will compete with the 

 other when growth begins, and the twig 

 may become forked. Continuously forking 

 woody plants are shrubs (or bushes), 

 because they can have no central axis 

 or trunk. 



12. The shoot on the left, in Fig. 6, 

 has made a single terminal bud. It is 

 of the red j^^ ^^^ ^^ ^ long, Straight shoot or 



elder. ' ° 



Fig. 7. 



Twin ter- 

 minal buds 



twig, 

 flowering age. 

 If, however, this 

 terminal bud is 

 a flower- bud, 

 the forking of 

 the branch will 

 begin in the 

 present year. 

 In other words, 

 this dogwood 

 makes long, 



straight shoots 

 until the flower- 

 ing stage ar- 

 rives, at which 

 time it begins 



It has not yet arrived at the 



Fig. 

 Shoots of lilac. 



