228 



POLYPODIACE2E. 



17 



basi rotundatis subpeltatis inurgine remote dentato-ciliolatis vel subintegris. 

 Frons oblaDceolata 13 cm. louga l cm. lata apice obtusa vel obtusissima basi 

 longe attenuata ad stipitem brevissimum abeuus margine tenuissime recurva 

 irregulariter crenulata supra subglabra subtus parce squamis dispersa, squamis 

 minutis amceboideis multiradiatis ^ mm. in diarnetro. Textura lierbacea. Sori 

 lunulati secus costas prope marginem extensi approximati utroque latere 1- 

 seriatim dispositi. 



HAB. Arisan, leg. S. SASAKI. 



Near Asplenium scolopendrioides J. SM. but differs from it by the much 

 smaller fronds with very obtuse apex. 



Asplenium tenuicaule HAYATA sp. nov. (Fig. 158). Rhizoma erectum 



brevissimum. Stipes csespitosus 

 tenuissimus 5cm.lougus subtus (extus) 

 atro-rubro-purpurascens basi squama- 

 tus sursum glabratus, squamis in- 

 ferioribus cuspidato-lanceolatis 3 mm. 

 lougis f mm. latis basi cordato-decur- 

 rentibus rotundatis margiue iutegris 

 remote pauceqne glaiiduloso-ciliola- 

 tis vel obsoletis, superioribus liueari- 

 bus minoribus. Froiis lanceolata vel 

 lineari-lanceolata 8 crn. longa 2 crn. 

 lata apice acuminata basi obtusa 

 bipinnatifida, pinnis oblongis 13 

 mm. longis 6 mm. latis apice 

 obtusissimis basi cuneatis, petiolis 

 2 mm. longis, pinnulis obtriangulari- 

 bus vel obovatis apice lobatis basi 

 angusto-cuneatis, lobis acutis. Textura 

 teiiuissime lierbacea. Sori lineares 

 lunulati 3 mm. longi. 

 HAB. Arisau, ad 6000-7000 peel, alt., leg. B. HAYATA et S. SASAKI, 

 Jan., 1012. 



Fig. 1S8j Axjilenium tenuicaule HAYATA; 

 a, the plant ; b, a scale on the rhizome ; 

 c, a pinna. 



