FIG. 606. Cupule of Quercus Aegilops. cp, cupula ; gl, fruit. 

 (After DUCHARTRE.) 



FIG. 607. Fagus syh-aiica. ( nat. size.) 1, Branch with male and female inflorescences. 2, Male 

 flower. 3, Female flower. 4, Open cupule with two fruits. 5, Fruit. 6, Transverse section of 

 a fruit showing the folded cotyledons of the embryo, (c', 3. 6, enlarged.) 



613 2 R 1 



