232 



rOLYPODTAOE/T:. 



latis apice obtusis basi acuto- 

 cunoatis ad petiolulum 2 mm. longum 

 abeuntibus margine gimpliciter 

 vel duplicato dentato-lobulatis, 

 lobulis acutis ; textnra herbacea, 

 pagiiia supra viridissima subtns 

 minus viridi. Sori sub lobulis pinnu- 

 larum primariarum vel secundariarum 

 siriguli oblongi 2 mm. longi. Pin- 

 nae medue et superiores a rhacliibus 

 frondium angulo 50 divaricate; pinnae 

 inferiores a rhacliibus frondis angulo 

 90 divaricate. Rhachis frondis com- 

 planato-teres supra anguste subalata ; 

 rhacliis pinnarum prsesertim superi- 

 orum et pinnularum distincte alata, 

 cum airs 1| min. lata ; costis mediis 

 rhachiamm tenuibus utroque distincte 

 elevatis, costulis pinnularum supra 

 distincte subtus obscure elevatis. 



HAB. Arisan, leg. B. HAYATA et 

 S. SASAKI, Jan., 1912. 



Near Asplenium Mertemianum 

 KZE., but differs from it by the much 

 broader fertile pinnules. Also near 

 Asp. affine Sw., but distinguishable 

 from it in having much larger tri- 

 piunate fronds of herbaceous texture. 

 Asplenium Wrightii EAT. var. aristato-serrulatum HAYATA n. v. (Fig. 

 162). Rhizoma ? Stipes 15 cm. longus 2| mm. in diametro castaneo-nigres- 

 cens glaberrimus. Frons in ambitu ovato-lanceolata 50 cm. longa 25 cm. lata 

 apice caudato-acuminata, basi in ambitu acuta pinnata, pinna terminalMineari 

 acuto-uiicinat<j-dentat{i 7 cm. longa acuminata, pinnis lateralibus inferioribus 



Fig. 161, A.tplenium viruliasimum HA- 

 YATA ; a, the plant ; b, a scale on the stipe ; 

 (% a hair-like soale on the stipe ; d, a pinnule ; 

 o, npicnl portion of the same. 



