MORPHOLOGY OF HIGHER PLANTS, 

 that of an acute angle; obtuse, when the angle is blunt • ur.„ 

 .ATK, when the angle is prolonged; ....c^ wheo the enV of 



sassffrt 'd' ■^''"^''°" '" "^' f°™ °! 'eaves on the same plant: A, B. C Leaves ot 



the leaf appears to be cut off; retuse, when it is slightly notched 

 at the apex; obcordate, when the notch is pronounced- emvr- 

 GiNATE, when the degree of notching is between retuse and 



