rOLYPODIACE^E. 



1G9 



utraque pagiue non distinctis vix visis ; piunis inf erioribus pins minus reflexis, 

 pinnis superioribus gradatim ascendentibus. Sori utroque latere costse seg- 

 mentomm 1-seriatim a basi frondis sursum dispositi, prope apicem frondis 

 desuut. 



HAB. Arisan, ad 7000 ped. alt., leg. 

 B. HAYATA et S. SASAKI, Jan. 1912. 



Near D. polylepis, but differs from it by 

 the much thicker coriaceous fronds with 

 ebony black scales. V ^j 



Dryopteris (Eudryopteris) phaeolepis " 

 HAYATA sp. uov. (Fig. 109). Polysticlmm 

 phceolepis HAYATA in sched. Herb. Taihoku. 

 Rhizoma ascendens apice dense squama- 

 turn. Stipes 35 cm. lougus basi dense squa- 

 matus sursum glaber, squamis pyramidali- 



lanceolatis 10 mm. longis 3 mm. latis apice "~^^ * 

 acumiuatissimis basi latissimis truncatis wp 



castaneis. Frons in ambitu pentagoua 30- 

 40 cm. longa totiusque lata apice acuminata 

 basi in ambitu cordata tripinuata, pinnis 

 iufimis bipirmatis, piuuis superioribus pin- 

 natis vel pinuatifidis, piuuis breve petiolatis, 

 piuuis superioribus lauceolatis, piuuis infimis 

 oblique triaugularibus 20 cm. longis 16 cm. 

 latis latere inferiore basi 14 cm. latis latere 

 superiore basi 3 cm. latis apice acuminatis 

 basi obtusis, pinnulis iufimis ordinis prima- 

 rii (latere inferiore) multo lougioribus liueari- 

 lanceolatis 14 cm. lougis 28 mm. latis apice 



Fig. 1O9, Vryopterls pfia.'olepis 

 HAYATA ; a, the plant ; b, a scale 

 on the rhizome ; c, a hair on the 

 acuminatissimis basi obtusis pinuatis (latere lower surface of the fronds; d, a 



. , , , pinnule ; e, an indusium. 



mieriore latioribus quam latere superiore), 



pinnulis ordinis secundarii inferioribus lineari-oblongis 2 cm. lougis 7 mm. latis 

 apice obtusissimis basi acutis plus minus adnatis sessilibus margiue lobulatis, 



