Apr. i909.| HAYATA.—SOME FERNS FROM FORMOSA. 79 



Hooker et Baker, Syn. Fit. p. 3G9 ; Christ, Farn. d. Erd. p. 

 111. 



Hab. Tozan, in montibus Morrison, leg. G. Nakahara, Dec. 

 190G. 



Polypodium Phymatodes Linn. ; Matsum. et Hayata, 1. c. 

 p. 635. 



Hab. Akd : Bangri, leg. G. Nakahara, Jan. 1907. 



Polypodium palmatum Blume? (The identification is rather 

 doubtful). 



Hab. in monte Morrison, ad 11000 ped. alt., leg. T. Kawa- 

 KAMl et U. MoRr, Oct. 1900, (No. 1859). 



Distrib. Malaisia, the Philippines. 



Polypodium pinnatam Hayata, sp. nov. Rhizomata re- 

 pentia lignosa, paleis fuscis 3 mm. longis acuminatis basi 

 rotnndatis supra basin affixis. Stipites 10—12 cm. longi 

 straminei canaliculati. Frondes erectae 20-25 cm. longas 15— 

 20 cm. lata- circumscriptione late ovatae pinnate membra- 

 Qaceae glabra- pallidc virides nitidiusculae, pinnis remotis sub- 

 oppositis erecto-patentibus, utraque latere 5—6, sessilibus lanceo- 

 latis acuminatis circ. 12 cm. longis \\ cm. -2cm. latis basi 

 rotnndatis vel oblique cordatis subintegris, costis tenuibus basin 

 glanduliferis subtus promimulis, venis lateralibus rectis sub- 

 oppositis margiriem non attingentibus utraque pagine promi- 

 nulis, venulis tenerrimis reticularis, areolis copiosis cum venulis 

 liberis 1-2. Sori totam paginam inferiorem pinnarum occu- 

 pantes, 2—3 inter venas laterales. 



Hab. in monte Morrison, ad 8000 ped. alt., (No. L873), leg. 

 T. K aw a kami et U. Mori; Nanto : Musha, (No. 2393), 1906. 



Near /'. angustatum, differs from that by the rounded base 

 of the segment s. 



Polypodium subauriculatum Blume, Fl. Java. Fil. p. 177. 



