164 



POLYPODIACEvE. 



lorigis 3-4 mm. latis apice ' 

 acutis basi roundatis in- 

 tegris tenuissimis stra- 

 mineo-castaneis, sqnamis 

 snperioribus gradatim 

 angustioiibus. Fronsovata 

 34 cm. loriga 25 cm. lata 

 apice acumiuata basi in 

 ambitu cordata bipinnata 

 vel bipinuatifida, pinnis 

 suboppositis, infimis 

 lougissimis 17 cm. lougis 

 versus apicem valde 

 falcatis hastato-bipartitis, 

 pinnis reliquis triaugulari- 

 lanceolatis falcatis, piunis 

 infimis 17 cm. longis 

 lougissimis breve petio- 

 latis falcatis hastato - bi- 

 partitis, partibus inferiori- 

 bns lanceolatis 9-10 cm. 

 lougis 2| cm. latis apice 

 acnminatis basi trmicatis 

 snbsessilibns snperiore 

 falcatis piuuatifidis, seg- 

 mentis infimis oblongis 



Fig. 1O3-B, Dry- 1| cm. lougis 6 mm. latis 

 opteris leucostipes C. CH.; b, . . . , 



a scale on the under surface apice obtllSlSSHUlS basi 

 of a pinna ; c, a hair on the _ . ,, 



frond; d, a portion of a cuneatis latere mieriore 

 pinna; e, a sorus ; f , an in- -. . ., 



dusium. ad rhaclun decnrrentibus 



margine dnplicatoserrulatis ; pinnis inferioribus a 

 se 8 cm. remotis snperioribus lauceolatis acnminatis- 

 simis, (acumiuibus linearibns sorrnlatis) a rhacliibns 



Fig. 1O4, Di-yopteris melaiio- 

 carpa HAYATA ; a, the plant ; b, a 

 scale on the rhizome; c, portion 

 of a pinnule ; d, a sorus, seen 

 from above ; e, the same, seen from 

 below ; f , an indusium after dis- 

 persion of spores. 



