4 
LONG LEAVED POND WEED, 
Potamogeton longifolins 
SHINING P W, | 
P dmcexis 
VARIOUS IDE AVIED oP OW, 
P, heterophylius . 
LANCEOLATE ic Wee 
FP. lanceolatmas 
REDDISH P.W, 
P. rnfescens 
PLANTAIN LEAVED P.W, 
P . planta gimeus 
OBLONG LL. P.W, 
PF. oblongus 
BHOAD iG. & . Wi 
FP, hatams 
SHARP FRUITED 
