THE LEAF. 31 



EXERCISE VOL 



Apices. 



THE APEX of a leaf is its top, or free end. 



FIG. 38. FIG. 39. FIG. 40. 



FIG. 36. 



The Apex of a leaf may be : 



ACUTE'. Simply ending with a point. Fig. 36. 



ACU'MIR ATE. Ending with a long tapering point. 

 Fig. 37. 



OBTUSE'. Blnnt. Fig. 38. 



TRUN'CATE. Cut off at the apex. Fig. 39. 



KETUSE'. With the end rounded inward. Fig. 

 40. 



FIG. 41. 



FIG. 42. 



FIG. 43. 



FIG. 44. 



OBCOR'DATE. Heart-shaped at the apex. Fig. 41. 



EMAR'GINATE. With a small notch at the apex. 

 Fig. 42. 



MT/CRONATE. Tipped with a stiff, sharp point. 

 Fig. 43. 



CUS'PIDATE. Suddenly ending with a sharp, slen- 

 der point. Fig. 44. 



