96 



POLYPODIACE^E. 



ferioribus interdura reflexis, mediis rectangularibus 7 mm. longis > mm. latis 

 apice obtusis valde obliquis latere inferiore angustioribus latere superiore 

 latioribus 2 mm. latis ; basi latere inferiore cuneato-acutis latere superiore 

 basi late truncatis margine serratis, serris cuspidiformibns triangularibus 

 aristatis validissimis ; pagine utraque glabra ; rhachis frondis recta supra 

 sulcata squamis lineari-filiformibus sparce conspersa. Sporangia 3 ad paginam 



Fig. 8, Polystichum Morii HAYATA ; a, the plant ; b, c, d, various 

 scales. on the stipe and frond; e, pinnae; f, an indusium. 



inferiorem pinnae singula3. Indusia rriajora peltata 2 mm. in diametro 

 margine denticulata. Pinnis a se 3-4 mm. remotis. 



HAB. Mt. Morrison, ad 10000 ped. alt., leg. U. MORI, Dec. 1908. 



Near P. simplicipinnum HAY.; but differs from it in having much 

 smaller pinnae which are much shorter and more rounded than those of P. 

 simplicipinnum. This is the smallest one of all the species of Polystichum. 



