28 



teeth, truncato-cimeate below, 10-20 mm. long, 13-30 mm. wide; petiole 

 longer than blade, l|-6 cm. long. 



Hah. Prov. Tosa : Amadzi in Hata-gori {T. 3Iah'no\ Nov. 3, 1885). 



Peucedanum Porphyroscias (Miq.) Makinc*. 



Fcnyhyroscias decursiva Miq. Ann. Mus. Bot. Lugd.-Batav. III. 

 (1867) p. 62, et Prol. Fl. Jap. p. 250; Kanitz Anthoph. Jap. p. 28. 



Angelica decursiva Franch. et Sav. Ennm. PI. Jap. I. (1875) p. 187; 

 Franch. PI. David. I. p. 142 ; Hance in Jonrn. Bot. (1883) p. 321 ; Diels 

 in Engler's Bot. Jahrb. XXIX. p. 500. 



Peucedanum decursivum Maxim, in Mel. Biol XII. p. 472 ; Forbes et 

 Hemsl. in Journ. Linn. Soc. XXIII. p. 335 ; Henry List PI. Formo?. p. 

 47 ; Palib. Consp. Fl. Ivor. I. p. 98 ; Yalie Piev. Urab. Jap. p. 96. 



Hah. Japan, common. 



For. albijlorum (Maxim.) is merely a form with white tlowers, and 

 there is the intermediate form between this and the typical form. The 

 ktter bears atro-purpureous flowers. 



Rhododendron rhombicum Miq. var. albiflorum Blakino var. 

 nov. 



Flower white. 



Hah. Prov. Tosa : ZyCxlaizi-yama in Sakawa, spont. {T. Mahino ! 

 April 1885). 



Very rare. 



Rhododendron Tschonoskii Maxim. «. typicum Makino. 



a. pentamerum Makino. 



Wiododendron Tschonoskii Maxim, in Mel. Biol. VII. p. 339 (1870), 

 et Khodod. Asiae Orient, p. 42, tab. 3, fig. 8''-14 ; Franch. et gav. Ennm. 

 PI. Jap. I. p. 293. 



Corolla-lobes 5. Stamens 5. 



Hah. Japan. 



b. tetramerum Makino. 

 Corolla-lobes 4. Stamens 4. 

 Hah. Japan. 



