195 



pinnularum ordinis secundarii supra canaliculatis, venis lateralibus supra im- 

 pressis vel non visis infra plus minus distinctis. Sori ad totani paginam 

 (exceptis apicibus pinnae et pinnulae) utroque latere costulse 1-seriatim dispositi 

 globoso-cordati l mm. in diametro globosoelevati. Indusium rotundato- 

 cordatum margine denticulatum. 



HAB. Arisan, ad 7000-8000 ped. alt., leg. B. HAYATA et S. SASAKI, 

 1912, Jan. & 



Near P. laserpiliifdium, but differs from it by the far much larger 

 fronds with reflexed basal pinnules. 



Polystichum horridipinnum HAYATA sp. nov. (Fig. 132). Rhizoma erec- 

 tum vel ascendens cum reliquis stipitum 3 cm. in diametro sectionis apice fron- 

 des caespitosim gerens. Stipes 4 cm. longus dense squamatus, squamis in magni- 

 tndine variabillimis 3 mm.-lO mm. longis cuspidato-ovatis usque ad lanceolatis 

 apice acumiiiatis crispato-recurvis basi ad insertionem minute cordatis minute 

 e auriculatis vel haud auriculatis tenuissimis membranaceis mar- 



F*ig. 132, Polystichum horridipinnum HAIATA ; a, the plant ; b, a pinna ; c, d, f, various 

 kinds of scales on the rhizome, stipe or rhachis ; e, scales on the lower surface of the frond. 



