POLYPODIACE^:. 



227 



9 mm. longis 7 mm. latis apice obtu- 

 sis vel truiicatis basi subito cuneatis 

 subpetiolulatis iiiciso-lobatis, lobis 

 brevissimis acutis sorum singu- 

 lum gereutibus ; rhachis frondium alata 

 cum alls 1| mm ' late > textura herbacea 

 utraque pagiue glabra, costis venis 

 lateralibus supra distincte elevatis sub- 

 tus non elevatis obscuris. Sori latere 

 loborum singulo proxime siti. Indusiiim 

 lunulare margino uni-seriatim rubro- 

 punctatum 1^ rnm. longura 4- mm. la turn. 



Kig. 156, Aplenlum ritoense HAYATA; 

 HAB. Mt. Ritozau, ad 6500 ped. a, the plant; b, a frond; c, a scale on 



the rhizome ; d, apical portion of a frond ; 

 e, another portion of the frond with an 

 indusium before opening ; f , margin of an 



indusium. 



alt., Ige. T. KAWAKAMI, Juli. 1913. 



Near A, davaUtoides HOOK. 



Asplenium rutaefolium KUNZE. 



Axplenium prolongatum HOOK. f. 



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



Compared with a specimen so labelled in the Tokyo herbarium. 



Asplenium scolopendrifrons HAYATA sp. nov. (Fig. 157). Illii/oma 

 l)reve erectum squamatum, squamis cus])idato-lauceolatis fusco-castaueis 

 3-4 mm. longis ^ mm. latis apice subulatis 



Fig. 1S7, Axplenium Ncolopendriffon^s HAYATA; a, the plant; b, a scale on the 

 rhizome ; c, d, amoeboidal scales on the lower surface of the frond ; e, a portion of the 

 frond ; f, an indusium. 



