Fig. 46. 



51 



Fig. 48. 



Eeniform leaf. 



Cordate leaf. 



Spathulate leaf. 



Cordate, having the base rounded in the shape of a heart 

 (Fig. 48.) 



Orbicular, nearly circular (Fig. 49) — Radiate venation. 



Peltate, with the petiole inserted in the lamina, but not in 

 the center of it. (Fig. 50.) 



Fig. 49. Fig. 50. Fig. 51. 



Orbicular leaf. 



Peltate leaf. 



Subulate leafl 



Subulate, in the shape of an awl. (Fig. 51.) 

 Sagittate, shape of an arrow-head. (Fig. 52.) 

 Hastate, shape of a spear-head. (Fig. 53.) 

 Cuneate, wedge-shaped, tapering gradually to the base. 

 (Fig. 54.) 



Fig. 52 Fig. 53. Fig. 54. 



Sagittate leaf. 



Hastate leaf. 



Linear, narrow and long, and near- 

 ly of the same width in all its parts. 

 (Fig. 55.) 



Cuneate leaf. 

 Fig. 55. 



Cordate? Orbicular? Peltate? Subulate? Sagittate? Hastate? 

 Ctineate ? Linear ? 



