TRANS. W1S. ACAD.. VOL. XVI!, PART I. 
PLATE XVIII 
/S’ /i /s 12 n /o 
• • ' i i i 
500 
/ooo 
10 00 
3 000 
f 000 
5000 
(oOOO 
7 000 
fooo 
9000 
/OOOO 
/sooo 
20000 
STOUT. 
MARSH VEGETATION. 
