434 



CYSTOPTERIS FRAGILIS. 



slender, and with a subcordate apex. Bipinnate. Pinnaj long, 

 tapering, pointed; pinnules oblong-lanceolate, acute, the larger 

 pinnules profoundly lobed with sharp dentate segments, 

 subconstant form. 



A 



INDEX 



ALPHABETICAL 

 OF CYSTOPTERIS FRAGILIS. 



