CATALOGUE. 105 



1767. Pliegopteris hexagonoptera, Fee. 



Common from B^one Eastward. 



1768. Aspidiuin acrostichoides, Swz. 



Common. 



1769. Lonchitis, Swz. 



Madison, (Broadhead), Miller, (Winick). 



1770. marginale, Swz. 



St. Louis, near Allenton, (Letterman). 



1771. spinulosum, Swz. 



Butler and St. Louis, (Letterman). 



1772. Thelypteris, Swz. 



Butler and St. Louis, (Letterman). 



1773. Cystopteris bulbifera, Bernh. 



Common. 



1774. fragilis, Bernh. 



Common. 



1775. Onoclea sensibilis, L. 



Jackson, (Bush), St. Louis, (Letterman), Scotland, 

 (Broadhead). 



1776. Woodsia obtusa, Torr. 



Jackson, (Bush), St. Louis, (Geyer). 



1777. Dicksonia pilosiuscula, Willd. 



Scotland, (Broadhead). 



1778. Osmmida cinnamonea, L. 



Franklin, (Letterman). 



1779. Claytoniana, L. 



Pike, (Pech). 



1780. regalis, L. 



Butler and S*. Louis, (Letterman). 



SALVINIACE^E. 



1781. Azolla Caroliniana, Willd. 



Howell, (Swallow), Jaqkson, (Bush). 



LYCOPODIACE^E. 



Club- Moss Eamily. 



1782. Lycopodiuin dendroideura, Michx. 



Madison, (Broadhead). 



