334 



rOLTrODIACE.K. 



-Mtlioiigli 1 reducL'd tliis feru :is a sj-nonym of P. stenophyUum in niy 

 fornier paper, I think now it Letter to retaiu F. niitahayarmjise for tlie 

 present, until I shall examine a specimcn of tlic former. As tlie fcrns of 

 tliis group are veiy like one anotlacr, one can not detei-miue if they are the 

 same or not, unless one study their eharacters veiy carefully. 



Polystichum pseudo-Maximowiczii Hayata (Fig. 137-f, g, h et 139) 



sp. nov. Filiizijuiii ascendcus reliquis 



stixntum frondum dense obtectum 



apice frondes OBspitosum emittens. 



Stipes 13 cm. longus hasi squamatus 



sursura ghihratus hasi 2 mm. hatu- 



in sectione O-formis supra (dorso) 



comph^natus subtus convexus, supra 



medio tenuissime sidcatus utroc[ue 



hitere sulcoriun angustissime costatus 



latere coshc late canalicidatus. Fron- 



dis rhachis per totam hjugitudiuem 



dorso complanata in sectione h^nti- 



formis straminea nitida suhtns sparse 



supra plus sf[uamata inferiore 2 mm. 



hxta supra per totam longitudinem 



costata, costa 1 mm. lata medio tenu- 



issime sulcata castaneo-colorata per 



costam hirsuto-squamata. Frons 11- 



nearis 40 cm. longa 2i-3 cm. lata 



apice acuminatissima basi sensim an- 



gustata simpliciter pinnata, pinnis li- 



neari-cj^uadraugularihus, mediis l^cm. 



longis 5 mm. hitis suhoppositis vel 



alternis uti-oque latere 7 mm. dis- 



tantibus, superioribus inferioribusc[ue 



reqiuformibus ."Bquilongis, sed pinnis 



Fig. 139, Polvslicfmm pseudo-Maximo- 

 versus apicem et vei-sus basiu gradatim „iczi! Hatata x i' 



