LIFE HISTORY OF A FERN 



FIG. 10. Cyrtomium fakatum. Under (dorsal) surface of a portion of 

 a sporophyll, showing the numerous sori on the pinnae. 





FIG. ii. Fern leaves, showing various degrees of subdivision or branch- 

 ing of the blade. A, Phyllilis; B, Polypodium; C, Pteris; D, Adiantum. 



