422 AKT. I. — B. HAYATA : 



obliqiiis, latere inferiore quam latere superiore latioribas, pinnulis 1. 

 iiiferioribus piniiatis a se cire. 1 cm. remotis suporioribus pinnatifidis 

 versus summum lobulatis, pinmilis 1. infimis latere inferiore pinnarum 

 23 mm. longis 1 cm. latis sessilibus basi pinnatis medio pinnati- 

 fidis sursum lobulatis, (segmentis infimis angustato-quadrangurali- 

 bus G mm. longis 1| mm. latis apice obtusis basi plus minus 

 contractis vel ad rliacliin adnatis divaricatis margine undulato- 

 integris, undis utraquo latere 3-4. Rliaclies frondium semi- 

 teretes glabra? tenuissima^ supra sulcata; subtus convexa? ; rliaches 

 pinnarum supra leviter sulcata' glabra? ; venis centralibus segmen- 

 torum infimorum, et venulis fiexuosis. venulis simplicibus ad sinus 

 undorum attingentibus, utrinque planis, sed distinctis, glabris ; 

 pagina? membranacea?, utraque glabra?. Sori globosi cire. :| mm. 

 in diamètre ad quoque venulas dorsaliter siti utraque latere venarum 

 1 -seriatim 3-4 dispositi ; receptaculum prope apicem venularum 

 lineare Indusium non visum, verisimiliter obsoletum. 



Hai3. in monte Morrison, leg. G. Nakahara, 1905, Oct. 



Xear. Nephrodium Dryopteris but differs from it in the 

 arrangement of the pinna?. 



Dryopteris {Nephrodium) sparsa 0. Ktze ; C. Cheistensen Ind. 

 Fil. p. 273. 



Nephrodium sparsum Don. . 



IIab. Tamsui, Hancock, in Herb. Kew. 



DisTFJB. South China, India, North Ceylon, Malesia-, Mauritius. 



Dryopteris spinulosa 0. Ktze var. morrisonensis Hayata n. v. 

 Stipites 13 cm. longi straminei basi fuscentes basi dilatati 4 mm. lati 

 sursum 1 mm. lati squamis inferioribus latissimis tcnuibus rubes- 

 centibus subhyahnis ovato-lanceolatis 1 cm. longis 4 mm. latis 

 apice acuminatis basi truncatis vel rotundatis minute elevato- 



