154 



POLYFODIACE.E. 



the 



pinnnlarum angulo recto egressis; costis pinnularum supra canaliculatis 

 utroque latere canaliculorum alato-costulatis, costulis remote setuliferis, 

 setulis complanatis mm. longis. Sori rotundati baud involucrati. Indusium 

 nullum. 



HAB. Arisan, seeus fossas, ad 7-8000 



ped. alt., leg. B. HAY ATA et S. SASAKI, 



1912, Jan. 



Near D. crenulato-serrulata C. CH., 

 ^sgf^ 



J kufc ^^ ers fr m it b the much fewer 



^ i luir scales at the base of the stipes and 



much larger fronds. 



Dryopteris (Eudryopteris) hypo- 

 phlebia HAYATA sp. nov. (Fig. 95). 

 Rhizoma suberectum apice stipites caespi- 

 tosos gerens. Stipes 15-20 cm. longus 

 sursum pauce basi densissime squamatus, 

 squamis inferioribus ovatis lanceolatis 



tenuissimis 

 castaneis fuscis 

 usque 1^ cm. 

 longis 4 mm. latis 

 apice longe cus- 

 pidato - acumina- 

 tis margine 

 subintegris, 

 squamis (ad 

 rhachin) minori- 

 bus cuspidato- 

 ovatis 3 mm. 

 longis 1 mm. 

 latis margine 



remote setosis 

 Fig. 95, Dryopteris Jiypophlebia HAYATA; a, the plant; b, a scale on 



rhizome ; c, a pinnule. f USCO -nigricanti- 



