THE SEEDLING AND YOUN 
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SS: ToS Ss 
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‘YG PLANT 
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in 20S SSDS 
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meat 
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oe 
To the left is a large medul- 
hly magnified). 
ure seen in various parts of the section—of course, in transverse 
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f wood of oak (h 
s small ones 
10n O 
tudinal secti 
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5 
Fia@. 15.—Tangential lon 
lary ray (1/7. Str), and numerou 
Trach, tracheids; 4.P,wood-parenchyma. (Kny.) 
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ef, smaller pitted vessels 
Y 
» 
section. Libzf/, wood-fibres: ( 
