Tab. CVITI. 



A. Chetlanthes aspera, Hook. — p. 111. 



Fig. 1. Fertile plant; nat. size. Fig. 2. Fertile pinnule, seen 

 from above ; magnified. Fig. 3. Fertile pinnule, seen from 

 beneath ; magnified. Fig. 4. Hairs from the upper surface 

 of the frond ; much magnified. 



B. Cheiianthes vestita, Sw. — p. 98. 



Fig. 1. Fertile plant ; nat. size. Fig. 2. Tertiaiy pinnae (fertile) 

 seen from above : and Fig. 3. One of the same seen from 

 beneath ; magnified. Fig. 4. Fertile pinnules, seen from 

 beneath, freed from the tomentum ; magnified. 



