398 VOL. XXXI. — T. NAKAI: 



Distr. Africa, Asia tetup. et trop. Hawai, Nova Zelandia, America 

 temp, et trop. 



Pteris semipinnata l. Sp. pi. ii. 1076. Thuxb. fi. Jap. 3.3:3. Hookkr Syn. Fiiic. 



157. Fran, et Sav. Enum. PI. Jap. II. 214. Diels in Engl. Nat. Pil. I. iv. 292. 

 Matsum. Index PI. Jap. I. 316. C. Chkist. Index Filic. 607. Léveillé in Bull. Acad, 

 Int. Geogr. Bot. (19]0) 10. 



Nom. Jap. 0-amakusa-sliida. 



Insula Tchedshn : in sepibus et in silvis : Hongno, Tpjoungmouni, 



Sept. 30 et 28 Oct. ]908. (Taquet). 



Distr. China, Japonia et Asia trop, 

 var. Fauriei n. Chkist. in Fedde. Rep. Nov. Sp. (190S) 12. 



Descript. aut. : — Lobis latioribus, terminalibus, y^ cm. latis acuminatis, 



lateralibus 1 cm. latis obtiisi, nervis remotioribus colore luteo-viridi. 



Insula Tchedshn: basi rnpimn, Oct. 1906. (Faurie). 



Planta enderaica ! 



PoJijstichiun Eoth. (sp. 6). 



Poly Sti chum aCUleatum (L.) Schott. Gen. Filic. (1S31) t. 9. Diels in Nat. Pfl. 



Fam. I. iv. 297. C. Christ. Tnd. Filic. 575. 



PoJypodimn aculeatum L. Sp. PI. (i762j 1552. 



Aspidium acidcatum Sw. Schrad. Journ. (ISOO) 37. 



Hypopeltis acidecda Todaro Syn. PI. Acot. Vase. Sicil. (18G6) 33 p.p. 



var. 1. japonic urn II. Christ Ber. -Schweiz Bot. Gesellschaft 3. 



Insula Tchedshu : nionte Hallasan. (S. Ichikawa). 

 var. 2. COraiense H. Christ in Fedd. Eep. (1908) 11. 

 P. acideatum var. japonicum Yabe in Tokyo Bot. Mag. XVII. 65. 



Insula Tchedshu: in silvis Yangkeum, Yengsil 1000 m., 15 Maio, 



25 Sept. 1908. (Taquet). 



Kang-uön : monte Kumgangsan Junio 1904. (Faurie). 



Kyöng-geui : monte Namhansan Ang. 1, 1902. (T. Uchiyajia). 



Distr. var. 1, Japonia, var. 2 est Planta endemica ! 



Polystichum CraspedoSOrum (:Maxiji.) Diels in Nat. pa. Fam. I. Iv. 189. c. 

 Christ. Ind. Filic. 580. Matsum. Ind. PI. Jap. I. 341. 



