Bul. 426, U. S. Dept. of Agriculture. PLATE V. 
‘ Ot GF 
on 
SQA 
Lt 
TTY 
oe 
ee : 
ceeeeats r | 2 
. ite LG cH Hi 
Otop ee 
st@s 
F—3-—D5 
TRANSVERSE SECTION OF THE WOOD OF SUGAR PINE MAGNIFIED 50 DIAMETERS. 
e. w., Early wood; @. w., late wood; ¢., tracheids; p. r., pith rays; 7. c., resin canal. 
