2oS The Ohio Naturalist. [Vol. V, No. 1, 



PoLYPODiuM vuLGARE L., Polypody. — Belmont, Cuyahoga, 

 Fairfield, Greene, Hocking, Jackson, Knox, Lake, Lawrence, 

 Licking, Lorain, Monroe, Perry, Summit, Vinton, Wayne. 



PoLYPODiuM POLYPODioiDES (L.) A. S. Hitclicock, Gray 

 Polypody. — Adams, Hamilton. 



Adiantum pedatum L., Maiden-hair. — Adams, Auglaize, Bel- 

 mont, Brown, Carroll, Champaign, Clermont, Clinton, Crawford, 

 Delaware, Fairfield, Franklin, _Gallia, ^Greene, Hamilton, Hardin, 

 Harrison, Highland, Holmes, Huron, Jefferson, Lake, Logan, 

 Lorain, Madison, Medina, Monroe, Morrow, Noble, Paulding, 

 Pike, Portage, Preble, Richland, Scioto, Seneca, Vinton, Warren, 

 Wayne, Wi'iiams. 



Pteridium AQUiLiNUM (L.) Kuhn., (Pteris aquilina L .) Brake. 

 — Ashtabula, Carroll, Defiance, Erie, Fairfield, Fulton, Gallia, 

 Harrison, Knox, Lorain, Lucas, Monroe, Paulding, Richland, 

 Sandusky, Stark, Tuscarawas, Wayne, Williams, Wood. 



Pell^a atropurpurea (L.) Link., Cliff-brake. — Adams, 

 Clark, Franklin, Greene, Highland, Ottawa, Stark. 



WooDWARDiA viRGiNiCA (L.) J. E. Smith., Chain-fern. — Ash- 

 tabula, Defiance, Summit, Wayne, Williams. 



AsPLENiUM pixNATiFiDUM Nutt., Splccnwort. — Fairfield, 

 Hocking, Lawrence. 



AsPLENiUM EBENOiDES R. R. Scott, Spleenwort. — Hocking. 



AsPLENiUM PARVULUM Mart. & Gal., Spleenwort. — Adams. 



AsPLEXiUM PLATYNEURON (L.) Oakes, (^4. ebeneuni Ait.) 

 Spleenwort. — Brown, Clermont, Defiance, Delaware, Fairfield, 

 Gallia, Green, Jackson, Lawrence, Montgomery, Morgan, Portage, 

 Scioto, Summit, Vinton, Wayne. 



AsPLENiUM TRicHOMANES L., Splceuwort. — Aslitabula, Co- 

 shocton, Fairfield, Green, Hocking, Holmes, Knox, Lawrence, 

 Licking, Paulding. 



AsPLENiUM ANGUSTiFOLiuM Michx., Splccnwort. — Auglaize, 

 Belmont, Clermont, Cuyahoga, Fairfield, Franklin, Gallia, Har- 

 din, Huron, Medina, Meigs, Monroe, Portage, Preble, Seneca, 

 Warren, Wayne, Wyandot. 



AsPLENiUM RUTA-MURARiA L., Splccnwort. — Green. 



AsPLENiUM MONTANUM Willd., Spleciiwort. — Summit. 



AsPLENiUM ACHROSTiCHOiDES Sw. {A. thelypteroidcs Michx.) 

 Spleenwort. — Belmont, Clermont, Clinton, Hardin, Hocking, 

 Huron, Medina, Meigs, Miami, Wayne. 



AsPLENiUM FiLix-FCEMiNA (L.) Bcmh., Lady-fern. — Adams, 

 Auglaize, Brown, Carroll, Clermont, Clinton, Cuyahoga, Defiance, 

 Erie, Fairfield, Fulton, Hocking, Huron, Madison, Perry, Rich- 

 mond, Summit, Wayne. 



Camptosorus rhizophyllus (L.) Link., Walking-fern. — 

 Adams, Champaign, Delaware, Fairfield, Franklin, Gallia, Green, 



