Taxonomy Nympmaea odorata. 



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and had stomata on the back near the apical region. Such leaves were 5 to 10 cm. 

 in diameter, mostly or entirely green beneath. The petioles were green or purplish- 

 green and had two large upper air-canals and two smaller lower ones, with no others 

 visible to the unaided eye. The thickened idioblasts were very numerous, probably giv- 

 ing the necessary stiffness to the petiole. 



i = Inner. st = Staminode. 



Measurements of Specimens from Raquette Lake, N. Y. 



