240 THE BOTANICAL MAGAZINE. [Vol, xxxi. No. 369. 



Unterg. Rhodorastrum, Drude in Engl. Prantl Nat. Pflanzenf. IV. 

 i. p. 37. 



Sp. 5 (4). Rhododendron davuricum, Linn. Sp. PI. (1753) p. 392. 

 Pall. Fl. Ross. I. p. 47, t. 32. DC. Prodr. VII. p. 725. Ledeb. 

 PI. Ross. II. p. 921. Maxim. Prim. Fl. Amur. p. 189. p. p. Rhod. Asia 

 orient, p. 43 excl. var. /?. Regel Tent. Fl. Uss. n. 102. Fr Schmidt 

 Amg n. 265. Bot. Mag. t. 636. Benth. et Hook. Gen. PI. II. p. 601. 

 Korsch. in Act. Hort. Petrop. XII. p. 366. Fran, et Sav. Enum. PI. 

 Jap. I. p. 293. Fran. PI. Dav. I. p. 102. Kom. Fl. Mansh. III. p. 201. 

 Nakai Fl. Kor. II. p. 75. 



Nom. Jap. Tokiwa-genkai v. Dahuria-tsutsuji. 

 Hab. Korea sept.: m'te Piraibon 1450 m. (Takenoshin Nakai 

 n. 2155). circa Pyok-doug (Hanjiro Imai n. 50. Takeno- 

 shin Nakai n. 2153), Cho-tyong-ryong (Takenoshin Nakai 

 n. 1539), Tai-heung-ri (Takenoshin Nakai n. 2154). 

 Quelpsert : secus torrentes supra Hongno (Taquet n. 306). 

 Distr. Dahuria, Manshuria et Amur. ■ 

 Sp. 6 (5). Rhododendron mucronulatum, Turcz. in Bull. Soc. Nat. 

 Mosc. (1837) p. 155. DC. Prodr. VII. p. 727. Walp. Ann. II. p. 1120. 

 Bot. Mag. t. 8304. Nakai Fl. Kor. II. p. 75. Schneid. Illus. Handb. 

 II. p. 472. 



R. davuricum, (non Linn.) Maxim. Prim. Fl. Amur. p. 189. p. p. 

 Hemsl. in Journ. Linn. Soc. XXVI. p. 22 p.p. 



R. davuricum, ft mucronulatum, Maxim. Rhod. Asire orient, 

 p. 44. 



R. Taquetii, Levl. in Fedde Rep. XII (1913) p. 101. 

 Nom. Jap. Genkai-tsutsuji. 



Hab. Quelpaert : in summo montis Hallasan 1900 m. (Takeno- 

 shin Nakai) m'te Hallasan 1600 m. (Taouet n. 5788 Faurie 

 n. 1863). 

 Corea : Andong (R. K. Smith n. 17), Su-heung (Takenoshin 

 Nakai n. 2454), inter Mu-bon et Non-sa-dong (Takenoshin 

 Nakai n. 2169), Mok-po (Tomijiro Uchivama), Sui-gen (Hide- 

 miki Ueki\ Kum-san (Motogoro Enuma), m'te Chirisan (Ta- 

 kenoshin Nakai n. 59), Pyak-pyok-san (Tsutomu Ishidoya), 

 Chang-jyong (Takneoshin Nakai), Kang-gei (R. G. Mills 

 n. 451), Pyeng-yang (Hanjiro Imai), m'te Peuk-han-san 

 (Tomijiro Uchiyama), in monte Yisan (Sontag), in monte 

 Nam-san (Nobutoshi Okada), in petrosis montimn Ouensan 

 (Faurie n. 662), is Syou-ouen (Faurie). 



