152 



POLYPODIACE^*. 



rhachin fronclis decuiTentibiis margine minute denticulatis sursum ad acuminem 

 serrulatis ; textura tenuiter chartacea, rhachis frondis complanata anguste 

 alata. Frons fertilis 30-40 cm. longa remote iiinnata, i^innis linearibus crispato- 

 recurvatis 5-10 cm. longis 1 mm latis. 



Hab. Eankanzan, ad 4900 ped. alt., leg. B. Hayata, ]\Tai. 1916. 



Near P. adnata Bedd., but separable from it by the distinctly winged 

 rhachis and much smaller tcrminal pinna, 



IPolypodiimi Likk. 



Polypodium diversum Rosenst. L c. 347. 



Hab. Raisha, in arboribus serpens, 1000 m. alt., III. 1914, Faurie, n. 202. 

 Polypodium hoozanense Hayata sp, nov. (Fig. 81-82). Rhizoma repens 

 teres dense frondigerum apice dense squamatum. Stii^es 2-3 cm. longus stra- 

 mineus. Frons late linearis 15-20 cm. longa 2-3 cm. hxta ai)ice 

 acuta vel obtusa basi longe attenuata ad stipitem decurrens 

 margine iutegra vel plus 

 minus undulata ; textura 

 crassiuscuhx supra viridis 

 subtus pallidissima. Sori 

 utroque hitere costa? 1-seriatim prope cos- 

 tam dispositi rotundati 3-4 mm. in dia- 

 metro a se 5-6 mm. distantes. 



Hab. Hoozan, ju-ope Keitao, ad 5000 

 ped. alt., leg. B. Hayata, Aprili. 1916. 



Near P. infraplanicostale Hayata, 

 but diifers from it in having quite obtuse 

 fronds witli much larger sori. 



Polypodium Kawakamii Hayata 

 Gen. Ind. p. 111. 



Polypodium arisanense Rosenst. Lc, 

 p. 347. 



Hab. Arisan, ad arborum truncos, 

 2500 m. alt., V. 1914, U. Faurie, n. 472. 



Fig. 82, Polypodium hoozanense 

 Hayata x + 



