Se 
Ss 
ee 
ian 
Rie 
lea gee 
ee 
oe 
a 
= 
apeer 
XXIII. 
PLATE 
1.— Photomicrograph of 
ey 
i) 
q 
5 
o_ 
See 
S 
hs 
oh 
As Tes 
o's 
¢ 
nO 
ce 
Ba 
= 
~~ 
2: 
3 
= 
So 
o 
3 
a 
a 
oO 
o 
= 
( 
le 
Tig. 
normal sugar map 
section of sugar 
Polyporus par- 
h of a transverse 
ap 
) wood decaye 
Fig. 2— Photomicrogr 
maple (Acer saccharum 
d by 
g the early dissolution of all the elements 
ithin the terminal cells of the growth ring save the 
gamenus, showin 
lying w 
iate pith-rays and the vessels, X 35. 
multiseri 
