(44) TENTAMEN FLOR^ LUTCHUENSIS. 311 



Var. japonica, T. Ito. 



Rjaponica, Houtt. '* Syst. VIII, 1. 62, f. 1"; DC. 

 Prodr. I, p. 324; Beath. Fl. Hongk. p. 45 iii adnot., 

 et Fl. Austral. I, p. 139 ; Miq. Prol. Fl. Jap. p. 148 ; 

 Franch. et Sav. Enum. PI. Jap. I, p. 45 ; Baker et Moore, 

 in Journ. Linn. Soc. XVII, p. 379 ; Maxim. Fl. As. Or. 

 Fragm. in Biill. Soc. Nat. Mosc. 1879, p. 6, et Pl. Chin. 

 Potanin. in Act. Hort. Petrop. XI, p. 64; Franch. Pl. 

 David. I, p. 45, et " Pl. Delav. I, p. 78 "; Henry, List Pl. 

 Formos. p. 18 ; Shitsumon Honzo, Xaihen, II, t. 5. 



LfTCHf, sec. BenthaJii. 



Insula Amami-Oshima {Tashirol Sept. 1887, flor. et 

 fructif.) : inter Yamatohama et Taken {T. Tto, n. 549, 16 

 Juliol894, flor. cum fruct. inimat.). 



Insula Utchina {Tashirol Majo 1887, flor.) : in Nishi- 

 bara-madjiri ad montem Binnu-taki {R. Thal 1895, flor.); 

 inter Unna et Nagu {T. Ito, n. 1103, 25 Aug. 1894, deflor. 

 cum fruct. immat.). 



Insula Myaku : prope Gushiku {Tatitu ! 25 Majo 1895, 



flor.). 



Archipelago Yema {Tashirol Aug. [Julio] 1887, flor.): 

 in insula Ishigatchi ad montem Suri {Aragatchil Martio 



1895, flor.). 



DisTRiB. (of species). Siberia, Mandshuria, Japan, 



Formosa, China, the Himalayas, India and Australia; var. 



japonica is confined to Japan, Formosa, China and Mandshuria. 



Opinions of botanists vary again with regard to the limita- 

 tion of this species. Forbes and Hemsley unite R. sibirica, L. 

 and P. japonica, Houtt., while Maximowicz (Fl. Tangut. I, pp. 

 79-80) keeiDS them separate. 



