Tab. CXXXIII. 



A. Pteris (Eupteris) Jamesoni, Hook. — p. 193. 



Fig. 1, Pinna of a frond; nat. size. Fig. 2. Rachis and sterile 

 segment ; magnified. Fig. 3. Rachis and fertile segment ; 

 magnified. 



B. Pell^a gracilis. Hook. — p. 138. 



Sterile and fertile frond ; nat. size. Fig. 1. Sterile pinna ; mag- 

 nified. Fig. 2. Fertile pinnule ; magnified. Fig. 3. Por- 

 tion of a fertile pinna, with the involucre laid back to show 

 the sori ; magnified. 



