POLYPODIACKS:. 



155 



bus. Frons ovato-lanceolata 30 cm. longa 13 cm. lata apice acuminata basi 



truncata pinnata, pinnis superioribus brevioribus, inferioribus longioribus sub- 



sequilongis a se 4 cm. remotis suboppositis a rhacliibus angulo 50-SO divari- 



catis pyramidali-lanceolatis 8 cm. longis 2 cm. latis subsessilibus vel breve 



petiolatis (petiolis 3 mm. longis) insequalibus, latere superiore quam latere 



inferiore angustioribus, pinnatis vel pinnatifidis, seg- 



mentis infimis (latere inferiore) longissimis 1^- cm. longis 



8 mm. latis oblongo-rectangularibus apice rotundatis basi 



truncato-contractis margine inferiore lobulatis superiore 



duplicato-serrulatis ; textura coriacea ; costse pinnarum 



basi canaliculate sursum planse distincte coloratge 



subtus elevatss squamatae, costulis venis venulisque 



supra impressis subtus leviter elevatis distincte coloratis 



distincte visis tenuissimis ; pagina supra viridissima 



subtus pallidior. Sori 



utroque latere costulse 

 segmentorum 1-seria- 

 tim a basi usque medi- 

 um frondis dispositi. 

 Indusium cordatum. 



HAB. Arisan, leg. 

 B. HAYATA et S. SASAKI, 

 Jan., 1912. 



Dryopteris (Cte- 

 nitis) Kawakamii 

 HAY AT A (Fig. 96), 

 Mater. Fl. Formos. p. 

 416. Stipites erecti 

 14 cm. longi dorso 

 (supra) 3-sulcati 

 stramineo - rubescentes 

 squamati, (squamis 

 copiosis imbricatis in 



9 



Fig. 96, Dryopteris (CtenUis) Kawakamii HAYATA ; 

 a, the plant; b, a scale on the stipe; c, d, scales on the 

 costa of a pinna; e, a hair on the upper surface of the 

 costa of a pinna ; f, a glandular hair on the under surface of 

 the costa of a pinna ; g, basal portion of an upper pinna 

 h, an indusium. 



