12 OBJECT LESSONS IN BOTANY. 
we may say that the feather-veined venation consists of one 
midvein branching into veiniets. This is very common. 
8. Thirdly, the veinlets themselves send off little branches 
(branchlets) on their right and left, and we call these the 
veinulets. These again and again may divide, and finally, all 
the little divisions unite again, forming a complete net-work 
all over the leaf. Thus we learn what a net-veined leaf is. 
Fig. 8. The Willow leaf. Some of the veinulets are shown. 
9. Here is a picture of the Willow leaf (Fig. 8). You can 
point out all its parts, and the three kinds of veins in it. In 
8. What are the veinulets?. When is a leaf said to be net veined? 
