154 THE BOTANICAL MAGAZINE. [Vol. xxxiv. No. 406. 



Formosa : Urai (Eiji Matsuda, Takiya Kawakami et Shun-ichi Sasa- 

 ki). Agioku 1200 ped. (Bunzo Hayata). 



536) Ixeris nipponica, Nakai. 



Lactuca nipponica, Nakai in sched. Herb. Imp. Univ. Tokyo. 



Biennis. Tota glabra glaucina. Caulis cum inflorescentia quam 

 12 cm. humilior apiee ramosus. Folia radicalia rotundata v. ovata 

 petiolata apice mucronata remote papilloso-serrata. Folia caulina basi 

 auriculato-amplexicaulia oblonga integra repanda v. remote paucidentf- 

 culata. Capitula corymbosa. Calyculi minimi 5. Involucrum 8 bracte- 

 atum oblongo-cylindricum. Flores omnes ligulati flavi. Semina non 

 vidi. 



Nom. Jap. Iso-nigana. 



Hab. 

 Hondo : in littore Kashiwazaki prov. Echigo (Masao Nakamura). 



537) Ixeris sonchifolia, (Bunge) Nakai comb. nov. 

 Prenanthes sonchifolia, Bunge Enum. PI. China bor. n. 226 (1830). 

 Lactuca denticulata var. sonchifolia, Maximo wicz in Mel. Biol. IX. 



p. 359 (1874). Palibin Consp. Fl. Kor. I. p. 123. 



L. sonchifolia, (non Willdenow) Debaux Fl. Tschefou p. 90 

 Komaroy Fl. Mansh. III. p. 781. 



L. Bungeana, Nakai Fl. Kor. II. p. 56 (1911). 



L. Senecio, Leyeille et Vaniot in Fedde Rep. (1910) p. 141 quoad 

 plantam e Quelpaert. 



Youngia serotina, Maximo wicz Prim. Fl. Amur. p. 180. 



Nom. Jap. Chosen-yakushiso. 



Nom. Kor. Shinbagu. 



Hab. 

 Corea : 

 Phyong-an bor. : Shingishu (Masatomi Furumi n. 44). in monte Ha- 



kuhekisan (Tsutomu Ishidoya). Kangei (Mills n. 216). 

 Phyong-an austr. : in monte Matenrei (Ainosuke Mishima). Heijo (T. 



Nakai). Genzan (T. Nakai). 

 Kyong-geui : Koryo (Tamezo Mori), in monte Reikisan circa Suigen 



(Homiki Ueki n. 291). in monte Nanzan (Nobutoshi Okada). Koyo 



(Tomijiro Uchiyama). Koonpo insular Hoto (Yoshikata Hana- 



busa). in monte Hokkanzan (Tomijiro Uchiyama). Suigen (Homiki 



Ueki). in petrosis Seoul (FauriE n. 430). in parietibus Seoul (Faurie 



n. 1136). 

 Kyong-san bor : Andong (R. K. Smith). 

 Kyong-san austr. : Fusan (Motogoro Enuma, T. Nakai) in montibus 



