PLATE VIII. 



A, 



Gen. 12.— AWAPATJSIA, :Presl. [Synopsis p. xxi.] 



Fig. 1. Fragment of the sterile frond of A. aiiewi, Treil (n. s.) 



2. Fertile pinna of the same (n. b.) 



3. Fragment of the fertile pinna, with spore-eases par- 



tially removed. 



4. Spore case, 

 t6. Spores, 



B. 



(km. 13.— ACROSTICHTJM, -PresZ. [Synopsis p. xxi.] 

 Fi&, 1. Fragment of sterile frond of A. ATTEEUM, iin. (n. s,) 

 % Fragment of fertile frond of the same (n. s.) 

 3. Spore-case and sporangiastres. 

 4,' Spores. 



