BliAINEA. IGI 



<ated and decurrent upon the stipes; sterile ones 5-1 S inches 

 \ou^\ fertile 3- rarely exceeding 5 inches lonir, priniar}' veins 

 costuliform flexuose horizontally patent distant united by 

 transverse veins forming large square areoles including seve- 

 ral lesser ones which generally include free vcinlets, sori co- 

 pious ol)long continuous alternating with the costular veins 

 equally long with them at length confluent. — Wall. Cat. n. 9. 

 Selliguea Hamiltoni, Pr. Tent. Pterid. p. 216. t. 9./. IG, and 

 S. Hookeri, Fr. I. c. Ceterach pedunculata, Hook, and Grev. 

 Ic. Fit. t. 5. Selliguea, Pr. Epim. Bot. p. 146. 

 Hab. Silhet, F. de Silva. Khasya and Mishmee, Griffith. 



74. G. (Selliguea) decurrens, Hook. ; caudex creeping pa- 

 leaceous, stipites distant 1 foot and more long stramineous- 

 brown, fronds l-]^foot and more long 8-10 inches broad 

 firm-memliranaceousbroad ovate deeplypinnatifid or pinnated 

 with the rachis more or less winged, segments spreading 6-8 

 inches long h an inch or less to H inch wide linear-lanceo- 

 late or broad oblongo-lanceolate finely acuminate suboppo- 

 site and very distant generally contracted near the base then 

 dilated above, and so extending above and decurrent below 

 as to form a narrow or broad wing between the segments, 

 veins sometimes slightly costuliform but usually they consti- 

 tute rather large unequally- sized hexagonal areoles including 

 free clubbed veinlets, sori linear obliquely patent varying much 

 in length and in breadth commencing near the costa but 

 never extending to the margin. — Grammitis decurrens. Wall. 

 Cat. n. 5. Hook, and Grev.Ic. Fit. t.6. Selliguea, 7V. He- 

 mionitis pothifolia, Don, Prodr. Nep. p. 13. Selliguea, /. Sni. 

 Colysis, Fr. Epitn. Bot. p. 148. Polypodium, Metten. Polyp, 

 p. 103. 



ITab. Nepal, Wallich, and all along; the Himalaya range from N.W. I5engal, 

 eastward to Sikkini, lioiitan, Khasya, Griffith, Hooker fit. and 7'/iowso» (alt. COOO 

 feet, Edyt'V'orth) ; Moiilnieine, Parish, n. 294 ; Luzon, Cumin;/, n. 53. China :' 

 Loochoo, Bccchey, C. ll'ritjht ; Hongkong, abundant ; Formosa, 5j/;(«/iOP. Japan: 

 Nagasaki, Oldham, who also finds a very abnormal state with fronds irregularly 

 laciniated. 



5. Brainea, Hook. 



Sori linear, simple or branched, usually on the veins which 

 form the costal areoles and on the bases of the free transverse 

 ones, often more extended and confluent. Vein.^ united so 

 as to form one scries of large oblong costal areoles, the rest 



VOL. V. V 



