86 ILLINOIS STATE ACADEMY OF SCIENCE 



shown a notable tendency in this direction, one of its lower 

 adult branches having four side branches tipped with juve- 

 nile shoots. 



No definite conclusions can be drawn from this observa- 

 tion, but it is interesting to notice that extreme production 

 of juvenile shoots followed resuscitation after at least par- 

 tial killing of the young tree; that the conditions usually 

 regarded as favoring the juvenile shoots were not employed 

 in its resuscitation ; and that this plant had always showed 

 an unusual tendency toward the production of juvenile 

 shoots. 



