M. i-'iis. NOR TH A MERJCA X FERXS—M. \ XON. 633 



Cheilanthes eatoni Baker in Hook. & Baker, Syn, Fil. ed. 1. 140. 1868. 

 Cheilanthes tomerdom var. eatoni Davenp. Cat. Davenx). Herb. Ruppl. 49. 1883. 



Arizona and Texas. 

 Cheilanthes fibrillosa Davenp. Bull. Torr. Club 12 : ^1. 1885, as syn. 



San Jacinto ]Monntains, California {I'arlsh). 

 Cheilanthes parishii Davenp. Bull. Torr. Clul) 8 : 61. 1881. 



San Diego County, California {Parish). 

 Cheilanthes fendleri Hook. Sp. Fil. 2 : 103. pi. 107. B. 1858. 



Texas and Colorado to California. 

 Cheilanthes clevelandii D. C. Eaton, Bull. Torr. Club 6 : 33. 1875. 



California. 



Cheilanthes myriophylla Desv. Mag. Gesell. Nat. Fr. Berlin 5 : 328. 1811. 

 Cheilanthes elegans Desv. Mag. Gesell. Nat. Fr. Berlin 5 : 328. 1811. 

 Cheilanthes villosa Davenp. Cat. Davenp. Herb. Suppl. 45. 1883. 

 Texas to Arizona. 



Cheilanthes lindheimeri Hook. Sp. Fil. 2 : 101. ^^Z. 107. A. 1858. 



Western Texas to Arizona. 

 Cheilanthes argentea (S. G. Gmel.) Kunze, Linnaea 23 : 242. 1850. 



Pteris argentea S. G. Gmel. Nov. Conun. Acad. Sci. Petrop. 12 :519. _^:>Z. 12. f. 2. 

 1768. 

 Alaska. 



CEYPTOGRAMMA R. Br. App. Frankl. Journ. 767. 1823. 



Cryptogramma acrostichoides R. Br. App. Frankl. Journ. 767. 1823. Pars- 

 ley FERN. 



Alaska and Mackenzie south to California, Colorado, and the northern shores of 

 Lake Huron. 

 Cryptogramma stelleri (S. G. Gmel.) Prautl, Engler's Bot. Jahrb. 3: 

 413. 1882. Slender cliff-brake. 



Pteris stelleri S. G. Gmel. Nov. Comm. Acad. Sci. Petrop. 12 ; 519. 2>l- 1'2. /. 1- 



1768. 

 Pellaea stelleri Watt, Can. Fil. No. 2. 1869-70. 

 Pteris gracilis Michx. Fl. Bor. Am. 2 : 262. 1803. 

 Pellaea gracilis Hook. Sp. Fil. 2 : 138. pi. 133. B. 1858. 



Labrador to Alaska, south to Massachusetts, Pennsylvania, Illinois, Iowa, and 

 in the Rocky Mountains to Colorado. 



PELLAEA Link, Fil. Sp. Hort. Berol. 59. 1841. 



Pellaea breweri D. C. Eaton, Proc. Am. Acad. 6 : 555. 1865. 



Montana to Colorado, Nevada, Oregon, and California. 

 Pellaea occidentalis (E. Nelson) Rydberg-, Mem. N. Y. Bot. Gard. 1 : 4:^. 

 1900. 



Pellaea atropurpurea occidentalis E. Nelson, Fern Bull. 7 : 30. 1899. 

 Pellaea pumila Rydberg, Mem. N. Y. Bot. Gard. 1 : 4. 1900. 

 South Dakota to Wyoming and Washington. 



Pellaea atropurpurea (L.) Link, Fil. Sp. Hort. Berol. 59. 1811. Pur- 

 ple-stemmed CLIFF-BRAKE. BlUE FERN. WiNTER BRAKE. 



Pteris atropurjmrea L. Sp. Pi. 1076. 1753. 



