92 zESSoys with plants 



Compare the poison sumac (Fig. 85). That 

 is, one is abruptly-pinnate, like the honey locust 

 and the peanut (having no terminal leaflet), 

 and the other is odd- pinnate. The latter is the 

 more common form. Leaves are fairly constant 



Fio. 89. 

 Spray of Currant tomato. 



in these characters, but the pupil will be inter- 

 ested to find exceptions. Let him examine, 

 among others, the leaves of black walnuts and 

 butternuts. 



101. Leaves of a tomato are shown in the 



