446 AET. I.— B. HAYATA : 



Polypodium quasidivaricatum Hayaïa ii. n. Polypodlum dica- 

 rlcatum Hayata in Tokyo Bot. Mag. XXIII. p. 78, (non Foubn.) 



Polypodium Engleri Lueess. ; C. Cheistensen^ Incl. Fil. p. 525. 

 Hab. l\andaizan, leg. T. Kaavakami, (No. 7079). 

 DisTEiB. Japan. 



Polypodium Hancockii Bakee ; Matsum. et Hayata Enun. PL 

 Formos. p. 631. 



Hab. Knssliaku, leg. Gr. Nakahaea. 



Polypodium Engleri Lueess. var hypoleucum Hayata n. v. 

 Rhizoma repens 2J nun. in cliametro dense squamatum, sqnamis 

 tenuibus semi-liyalinis (primum rubro-fulvescentibns demum 

 feiTUgineis), acuminato-ovato-lanceolatis 4 mm. longis 1 msn. latis 

 basi peltatis, partibus infra insertionem 1 mm. longis rotandatis, 

 squamis ad apicem alabastrornm frondium acuminato-linearibus 

 6 mm. longis J mm. latis a basi peltatis, partibus infra inser- 

 tionem ö-lobatis J mm. longis. Stipites basi squamati supra basin 

 subito nudi glabri straminei vel plus minus purpurascentes sub- 

 teretes facie sulcati 7 cm. longi 1 mm. in diametro. Frondes 

 lineari-lanceolatee 22 cm. longa? 2 cm. latoo apice acuminata? basi 

 obtusa? plus minus attenuatse chartaceo-membranaceae marginc re- 

 pandato-undulatse, undulis 7 mm. latis, costis purpurascentibus 

 vel stramineis, supra planis distincte conspicuis, subtus elevato- 

 prominentibus, venis distinctis exsiccate indico-coloratis tenuibus 

 subrectis a costa angulo 50° divaricatis ad sinura undularum vix 

 attingentibus apice ramosis prope marginem cvanesccntibus a so 

 5 mm. remotis, venulis inter venas costa parallelis reticulatis, 

 areolam formantibus, (areolis oblique quadrangularibiis 2-3 mm. 

 longis totiusque latis venulis liberis apice ramosis ramis recurvis 



