Tab. CCXCIX. 



Gymnogramme (Syngramme) obtusifolia, Hook. — p. 153. 

 Fig. 1. Portion of a caudex, with sterile and fertile fronds ; nat. 

 size. Fig. 2. Portion of a sterile frond, showing the vena- 

 tion ; magnified. Fig. 3. Portion of a fertile frond, with 

 sori ; magnified. 



