182 SYCAMORE 



or less ovate, the lowest much smaller, and the sinus very 

 narrow and acute, and extending about half-way to the 

 midrib. Lobes coarsely and irregularly bluntly serrate, 

 crenate-serrate, or slightly lobed, the apex more or less 



Fig. 46. Sycamore, Acer pseudoplatanus, p. 181 (D). 



acute or bluntly acuminate ; lateral lobes larger than basal; 

 base cordate. Surface glabrous, somewhat wrinkled ; dark 

 green and shining above, paler matt green and glaucous, 



