In sunny places, on hillsides, in old 
fields or along railroad-banks. Summer. 
The rootstocks of this species were used as food by the 
northern Indians. (Dr. E. Palmer) ;in Japan, the root- 
stocks and young leaves are used in a similar manner 
(Duchesne) ; in Europe the leaves are used for bedding; 
the plant was formerly used in obtaining potash. 
9. PELL^EA Link. 
Stipes rigldus badlus unde Pellceam [ttcAXo?, dark- 
colored] dixi . . Link, 1841. Fil. Hort. Berol. 59. 
Rock-loving ferns. Rootstock short, ascending or slen- 
der, creeping. Leaves pinnatifid- 3-pinnate, stipes dark- 
colored. Sori borne along the revolute portion of the leaf- 
margin. 
1. P. atropurpurea (F..) Link. PI. 3. 
F'ilicula saxatilis Osmujtda facie . sive Adian- 
tum Marianum . . Pluk, Mant. 81. t. 349. 
Pteris Adianti facie caule ramulis petiolisque 
politiore nit ore nigricantibus . . Gro7t, Fl. 
Virg. 2 : 197. 
Pteris atropurpurea L. Sp. PI. 1076. 
Pellcea atropurpitrea l^'iuk^ 1. c. Eaton^ Ferns 
N, Am. 2: 61. t. 54. ff. 4-7; in Gray, Man. 
682. Underw, in Ill.Fl. i : 29 ; Nat. Ferns 98 ; 
in Britt. Man. 9. Clute, Ferns 84. IVaters^ 
Ferns 1 13. 
23 
