POLYPODIACE^E. 



321 



mariis flexuosis, areolis vemilarum venulas simplices clavatas liberas includenti- 

 bus ; frons subtus partibus attenuatis decurrentibus exceptis per totam paginam 

 sorifera. Sori lineares utroque latere costse later venas laterales primarias soli- 

 tariter siti fere a costa usque ad marginem extensi, mediis a se 3 mm. remotis 

 a costa angulo 60 egressis. 



HAB. in silvis Kusulmsu, leg. B. HAYATA et S. SASAKI, Juli. 1912. 



Near Polypodium Wrightii r 

 METT., but differs from it by the 

 very much narrower fronds of much 

 thicker texture. 



Polypodium morrisonense ' 

 HAYATA (Fig. 133-A-B-C) Mater. I 

 Fl. Formos. p. 447 et Ic. PI. Formos. | 

 IV. p. 250. Descriptio auctata : ; 

 Khizoma dense adpresseque squamis 

 obtectum, squamis caudatis rotun- | 

 datis 4mm. longis l^mm. latis basi 

 ovatis peltatis niargine erosis. 



Fig. 133- A, Polypodium 

 morrisonense HAYATA ; a, a scale 

 on the rhizome ; b, a scale on the 

 frond ; c, a paraph ysis. 



Fig. 133-B, Polypodium morrisonense HAYATA. 



