664 



Forestry Quarterly 



Length of Vessel-Segments at Different Ages of a Tree 



Table IV. — Carya ovata (seedling) 

 65 annual rings, cross section 2 

 feet from the ground. Specimen 

 from Boston, Massachusetts. 



Table V. — Carya ovata (seedling), 

 255 annual rings, cross section 2 

 feet from the ground. Specimen 

 from West Virginia. 



Effect of Age and Position in Vertical Axis on the Length 

 OF Fibers and Vessel-Segments 



Table VI. — Carya ovata, same specimen as table II. 



in millimeters 



Average length of fibers 



