318 IOWA ACADEMY OF SCIENCE Vol. XXVI, 1919 



Polypodiaceae 



AdiantHui pcdatnm L. Maidenhair. This species is frequent to 

 common in rich woods, especially in the southeastern quarter of 

 Nebraska, the region of the state having the greatest rainfall. 



Douglas county: June 29, 1875, Samuel Aughcy; woods, south of 

 Omaha, June 25, 1873, William Cleburne; Florence, October 3, 

 1908, A^. F. Petersen. 



Sarpy county: Bellevue, September 2, 1893, No. 3146, Roscoe 

 Pound and D. A. Saunders; south of Albright, September 1, 1908. 

 F. G. Ernst. 



Cass county : Plattsmouth, woods of the Missouri river bluffs. 

 May 15, 1886. No. 6127, H. J. Webber. 



Nemaha county: Nemaha, July 5, 1910, No. 5145, Rev. J. M. 

 Bates; also reported from the vicinity of Peru by Bessey and 

 Webber. 



Richardson county : wooded blufifs of Missouri river, common, 

 August 26, 1889, No. 6129, H. J. Webber. 



Pawnee county : Table Rock. May, 1896. J . /i. Shue. 



Lancaster county : Lincoln, June 3, 1890. No. 6128, H. J. Webber, 

 from Lucena Hardin ; Lincoln. May, 1895, rich, moist woods, E. B. 

 Robinson; another specimen by Fred C. Cooley without further 

 data. 



Athyrium fili.v-foeniina (L.) Roth. (Asple)iiuiii fdix-fueniina (L.) 

 Bernh.) Lady fern. Woods and thickets, frequent only in favor- 

 able places, but not found in most portions of the state. A widely 

 variable species and widely distributed, ranging generally through- 

 out North America, also found in Europe and Asia. 



Brown county: Long Pine, Seven Spring's, July, 1892, No. 441, 

 Albert P. Woods; Long Pine. September, 1893. No. 2938, Pred 

 Clements. 



Douglas county: Omaha, from garden, from a plant got from 

 2569 Pierce St., July 27, 1901; also September 16, 1901, and 

 Septeml)er 2, 1902, William Cleburne. 



Lancaster county: Lincoln, July, 1886, No. 6122, H. J. IVebber, 

 a poor and fragmentary specimen but clearly this species. It is 

 labeled Aspleninm thelypteroides Michx. 



Cheilanthes feei Moore. (Cheilanthes lanuginosa Nutt.) Lip 

 fern. Known only from the extreme western and southwestern 

 parts of the state, occurs on exposed rocks. 



Banner county: Exposed rocks of a canon, one mile southwest 

 from Hackberry Springs, August, 1890, P. A. Rvdberg; August 8. 

 1891, No. 479, P. A. Rydbcrg. 



