THE FIRST BOOK OF BOTANY. 

 FIG. 9. 



Veinlete. 



YEINS. The branches of the ribs are called veins. 

 YEIN'LETS. The branches of the veins are called 

 veinlets. 



EXERCISE Y. 

 Feather -veined and Palmate-veined Leaves. 



IF you have carefully compared a few living leaves 

 with Figs. 8 and 9, you know the difference between 

 ribs and veins. 



familiarly that we may be prepared to go forward and use them 

 afterward. We first study the parts of plants one after another, 

 on account of what they offer directly to observation. When 

 the characters of leaves, stems, flowers, etc., have become 

 familiar, their relations to each other in different plants, which 

 are usually thrust upon the attention at the outset of study, 

 will come to be seen with little effort. This spontaneous action 

 will be sure to occur as soon as the pupil is prepared for it. 

 All that need be done, therefore, is to keep the elements of 

 the subject before the mind, and to acquire the use of accurate 



