1 72 VOL. XXXI. T. NAKAI : 



Polygonum alatum Ham. var. nepalense hook. fii. Nakai i.e. p. lo. 

 Kang-uön : monte Kumgangsan. (T. Uchiyama). 



Sect. Acouogonon. 



Polygonum polymorphum Ledeb. var. alpinum Ledeb. ]s^akai i.e. p. 21. 



Kyöng-geui : Inchon (Carles). 



In litore orientale peninsula, (Perry). 

 var. Salignum Ledeb. ISTakai ].c. 



Kyöng-geiu : Seoul. Vantangsan. (Sontag). 

 var. Ulldulatum Ledeb. Nakai I.e. 



Kyöng-geui: monte Namhansan. (T. Uchiyama). 



Kang-uön : circa Chyangyöngri. (T. Uchiyama). 



Polygonum divaricatum l. var. glabrum Ledeb. Nakai i.e. -22. 



Kyöng-geui : Cliemulpo. ( ) 



Korea sept : Fluvium Jalii superior. Districtu^ Samsu. Vallis Onkol- 



rauli 8 VIII. 1897. (V. Komarov). 

 var. scabridum ledeb. nakai i.e. 



Kyöng-geui: Kwaoi. (T. Uchiyama). 



Ham-gyöng : Musanryöng (K. Maeda et T. Nakai). 



Plantse juventiles sunt esculent», ita a liberis koreanis 

 expiscantur. 



Polygonum minutiflorum Nakai. 



F. divaricatum y. 'micrantlmm Lsdeb. Fl. Kos.s. II. p. 526. y ? m. Meisn. in DC. 



Prodr. XIV. p. 143. Nakai I.e. 22. 



Kyöng-geui : monte Narasan. (T. Uchiaama). 



Magnitudine florum liaec planta a P. divaricato valde ditfert. 

 Folia insuper sunt angustiora et rigidiora atque caulis est vulgo 

 elatior. 



Sect. Tiniaria. 



Polygonum scandons l var. dentato-alatum Maxui. Nakai i.e. p. 23. 

 Kyöng-geui : Seoul (Kalixowsky) monte Namsan. (T. Uchiyama). 

 Kang-uön : Chhyun-clihyon. (A. Takahashi). 



