CUPULIFEROUS PLANTS. 



51 



71. OSik. The Oaks are among our finest and most 

 valuable forest-trees, and while everyone is familiar with 



Pig. 67. Fig. 65. 



the appearance of the acorn, as the fruit of the Oak is 



Fig. 86.— Twig of Wiate Oak with sterile catkins. 



Fig. 67. — Single staminate flower. 



Fig. 68.— Fruit and leaf of Oak. (Wood and Steele.) 



