Classification of Plants 283 



(Poplars), and Salix (the Willows). Both consist of deciduous 

 trees, which border the streams in many parts of the country. 

 They are introduced from the northern hemisphere. Salix 

 capensis is a native of South Africa. 



MYRICACE^E. Flowers dioecious or monoecious. Perianth 

 wanting. Fruit indehiscent, dry, or covered with waxy scales. 



III. 



FIG. 256. Sallow, Salix Caprea : I. male catkin (natural size) ; II. male 

 flower (magnified) ; III. female catkin (natural size) ; IV. female flower (magni- 

 fied) ; V. transverse section of ovary ; VI. fruit ; VII. ripe seed (magnified). 



Myrica, the wax berry plant, referred to on p. 128, is the only 

 genus. Shrubs with exstipulate fascicule leaves. 



FAGACE^E. The leaves of this order bear scale-like stipules, 

 which drop off as the leaves unfold. Stamens often surrounded 



