WILD FLOWERS OF NEW YORK 



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Terms applied to the apex of the leaf: 



Obcordate; broad and heart-shaped at the apex (figure [6). 



Emarginate ; with a slight depression at the somewhat narrowed apex 

 (figure 17). 



Retuse; terminating in a semicircular end, the center of which is 

 somewhat indented (figure r 8) . 



Truncate; with a flat or abrupt apex (figure 19). 



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15 



Acuminate ; when the apex of the blade is longer than broad (figure 20). 

 Acute ; when the apex of the blade is about as broad as long (figure 2 1 . 

 Obtuse or blunt; when the apex is much broader than long (figure 22 . 



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