POLYPODIACE^E. 273 



(petiolulis 8-5 mm. longis) margine subintegris vel eroso-denticulatis 

 ter recurvis vel rectis, pinnis cseteris conformibus sed in magnitudine variabi- 

 lis ; petiolulo terminal! l-l|cm. longo, petiolulis lateralibus longioribus ; textura 

 chartacea herbacea, in exsiccate pagina supra viridis subtus pallidissima supra 

 glabra subtus subglabrata squamis minutis dispersa ; rhachis frondis dorso 

 complanata supra plana late sulcata 1^ mm. lata subviridis subtus convexa 

 subglabra ; costa pinnarum dorso complanata supra minus subtus plus elevata 

 supra medio tenuiter canaliculata vel haud canaliculata, venis lateralibus nu- 

 merosissimis utraque pagine elevatis a basi furcatim 2-ramosis, ramis parallelis ; 

 costis pinnarum a rhachide frondis angulo 45 egressis, venis lateralibus a costa 

 pinnarum angulo 30-40" egressis ; pagina frondis supra glabra subtus sparsis- 

 sime squamata, (squamis am oeboideis multipedatis minutis ^mm. in diametro), 

 per totam paginani sorifera. Sori utroque latere coste prope costam secus venas 

 1-seriatim siti lineares 13 mm. longi a costa 1 mm. a margine pinnarum 3- 

 4 mm. distantes. Indusium integrum. 



HAB. Mt. Arisan, inter Karapin et Funkiko, Mart. 1914, leg. TAKEO ITO et 

 B. HAYATA. 



Very near Diplazium Makinoi YABE, but differs from it by the shallowly 

 serrate margin and more loosely arranged sori. 



Diplazium odoratissimum HAYATA sp. nov. (Fig. 103). Rhizoma in vivo 

 subviride ascendens subsucculentum apice frondes 2-3 emittens. Stipes 35 cm. 

 longus basi 7mm. crassus dorso complanatus in sectione lentiformis sursum 2- 

 3 mm. latus basi squamatus sursum glabratus supra late canaliculatus, canaliculis 

 sursum 2 mm. latis, stramineus. Squamse basis stipitum vel rhizomatis castanete 

 lineari-lanceolatse apice filiforme acuminate basi truncate 1-1 J cm. longse 1- 

 2mm. late. Frons in ambitu elongato-oblonga 40cm. longa 17cm. lata apice 

 late cuspidata basi in ambitu obtusa inferiore pinnata a medio superiore pin- 

 natifida, pinnis inferioribus suboppositis, jugis a se 8 cm. remotis, pinnis infimis 

 sessilibus oblongo-lanceolatis 10cm. longis 3 cm. latis apice caudato-acuminatis 

 plus minus obliquis latere superiore subrectis latere inferiore recurvis, costis 

 pinnarum falcatim sursum recurvis, pinnis basi rotundatis plus minus obliquis 

 margine subintegris vel obscure eroso-undulatis, pinnis juxta pinnas infimas 

 inferioribus quam pinna infima paullo longioribus ea conformibus ; segmentis 



