eed he a FS 
Sa afd 
eat 
PLATE XXXII. 
Sty “4 
Sv. vale 
. 
@gricriat 
a ‘eine 
OS, it 
ONAE 
ee 
wee 
ore ê . 
s 
sog 
ate 
Stomata in Equisetum arvense. 
