Tab. XCIX. 



A. Cheilanthes rufa, Don. — p. 79. 



Fig. 1 . Fertile plant ; naf. size. Fig. 2. Fertile segment, seen 

 from beneath ; magnified. 



B, Cheilanthes Moritziana, Kunze. — p. 85. 



Figs. 1. and 2. Portions of a fertile frond ; not. size. Fig. 3. Pin- 

 nule (fertile), seen from beneath : magnified. 



