Portion o( fertile Fronil— under side. 



ASPLENIUM PINNATIFIDUM. 



NuTTALL. Hooker. A. Gray. Mettknius. Sprengei, 

 Presl. Fee. Kunze. 



PLATE IV.- 



-K. 



Asplenhim rliizoplit/lhim, yar. pinnal'ijiihi 



Barton. 



Aspleninm — Spleenwort. 



Pinnatifidum — -Pinnatifid. 



Ix THE Section Euasplenium of Authors. 



A GKEEN HOUSE species. 



Native of the United States of America, Philadelphia, Alle- 

 ghanies. Southern Tennessee, North Carolina, and Missouri. 



Sir W. J. Hooker remarks that this plant, although very dis- 

 tinct from Camptosorus rhizophyllus, (the Asplenium rhizophyl- 

 lum of Linnseus, see Plate xiv. — a, vol. v. and page 43 of same 

 volume of Ferns, British and Exotic,) nevertheless it has mucli 

 of its habit; the points of the fronds are not however as in that 

 plant rooting or viviparous. 



