rOLYPODIACE^E. 



197 



veuulis liberis ; pagina frondis supra glabra subtus ad costam et ad paginam 

 squamata, squamis costse ea rhachis subsimilibus, squamis paginge amoeboi- 



Pig. 133, Polystichum vnteyripinnum HAYATA ; a, the plant; b, a portion of a pinna; c, a 

 scale on the stipe ; d, a scale on the rhachis of the frond ; e, f, scales on the under surface of a 

 pinna ; g, a portion of the under surface of a pinna ; h, a portion of the rhachis ; i, a sorus. 



deis multiradiatis in forma variabillimis. Textura herbaceo-coriacea. Sori 

 a medio sursurn frondis irregulariter dispositi. 



HAB. Arisan, leg. B. HAYATA et S. SASAKI, Jan., 1912. 



Most near Aspidium caducum WALL. (HooK. et GEEV. Ic. Fil. t. 171) ; but 

 differs from it by the much longer fronds with nearly entire narrower pinna). 

 The fern is as well referable to Aspidiwn as to Polystichum. Also somewhat 

 resembles Polystichum lonchitoides (CHRIST) DIELS (Herb. Corea. tested by Dr. 

 T. NAKAI), but differs from it by the not auricled pinnae with entire margin. 



Polystichum prionolepis HAYATA sp. nov. (Fig. 134). Bhizoraa erecto- 



