TOLYPODIACEJE. 



165 



_ 



frondium augulo 70 divaricatis, piimulis infer ioribus a so 2cin. remotis, 

 partibus pinnae iufima; retrorsum reflexis falcatis. Sori valde elevato-globosi ; 

 indusia reniformi-cordata 1 mm. lata. Textura lierbaceo-membranacea. 



HAB. Arisan, leg. B. HAYATA et S. SASAKI, Jan., 1912. 



Near D. Sabaci in tlie outline of the fronds aud globose elevate sori ; 

 but differs from it by the much more accuminate 

 pinnae. This is still nearer to D. sparsa 

 O. KUNTZE (Nepkrodium spar sum DON), but 

 distinguishable from it by the lowest pinnae with 

 much longer pinnules. 



Dryopteris (EuAryopteris) membran- 

 oides HAYATA sp. uov. (Fig. 105). Bhizoma 

 erectnm. Stipes 30 cm. longus squamatus cum 

 rhachibns et costis piuuarum castaueo-rubescens 

 breve pubesceus, squamis lineari-lauceolatis 1 

 cm. lougis 1-2 cm. latis acumiuatis. Frons 

 ovato-lauceolata CO cm. longa 30 cm. lata infra 

 medium latissima pinuata vel infima bipinna- 

 tifida, pinuis iuferioribus linear! - lanceolatis 

 sessilibus a Se 4 cm. remotis a rhachibus 

 frondium augulo S0-90 egressis, infimis oblique 



b e ~^ c 



triangula ribus 



vel semi-triaugu- 



laribus 14cm. 

 lougis basi 11 

 cm. latis latere 

 superiore 2 cm. 

 latis latere in- 

 feriore 8 cm. 

 latis basi ad 

 costam pinnati- 

 fidis, segmentis 

 infimis (latere 



Pig. 1OS, Dryopteris menibranoides HAYATA ; a, the plant ; b, a 

 scale at the apex of the rhizome ; c, a hair on the under side of the 

 costa of a pinnule ; d, a portion of a pinna ; e, an indusium. 



