Tab. CLIX. 



Blechnum striatum, Br. — p. 55. 



Fig. 1. Base of a sterile frond, seen from beneath ; naf. size. 

 Fig. 2. Upper portion of a fertile frond ; nat. size. Fig. 3. 

 Portion of a sterile pinna; magnified. Fig. 4. Portion of 

 a fertile pinna, seen from beneath ; magnified. 



