In sunny places. Summer. 
The rootstocks of this species were used as food by the 
northern Indians (Dr. . 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. PELL4A Link, 1841. 
Sivpes rigidus badius unde Pellaeam dixé . Link, 
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-murgin. 
1. P. atropurpurea (L.) Link. PE 3. 
filicula saxatilis Osmunda facie. . sive Adian- 
tum Marianum. . Pluk, Mant. 81. t. 349. 
Pieris Adianti facte caule, ramulis petiolisque 
politiore nitore nigricantibus. . . Grom. FI, 
ZENO Ts 
Bee ee Jo. Spi al. 1070. 
Pellaea atropurpurea Link, \.c. Eaton, FernsN. 
Am. 2:61. t. 54. ff. 4-7; in Gray Man. 682. 
Underw. in lll. Fl. 1:, 29; Nat. Fern. O98)" 10 
Britt. Man.9. Clute, Ferns 84. Waters, Ferns 
3 
CiirF BRAKE. 
23 
