LEAF-FORMS AND FIGURES. 23 
A Fig. 87. Compound leaf of Red Clover. 
Fig. 88. Simple leaf of Willow (Salix lucida). 
387. 38. Fig. 89. Compound leaf of Rose. 
ules, like a simple leaf. This Clover leaf is also compound 
(Fig. 37), having stipules (s), as well as this simple leaf of 
the Shining Willow (Fig. 38). 
94. But here is a leaf, the Celandine (Fig. 40), which is 
almost, but not quite, compound. The blade is feather- 
veined, and deeply divided into several parts, called segments. 
Such a leaf is called pinnatifid. In Fig. 31, the leaf of a 
garden weed (Ambrosia), you observe that the segments are 
themselves pinnatifid, so that the leaf is éwice or b¢-pinnatijid. 
24. Please define the pinnatifid leaf. The bi-pinnatifid. 
