Juneini2.T T. MAKIlsO.— OBSERVATIONS ON THE FLORA OF JAPAN. 183 



and Kabocha, which ought to be the names of the next variety 

 Toonas. 



var. Toonas Makino. 



Cucurbita Pepo var. Toonas Makino, L c. 



Nom. Jap. To-nasu, Kabocha, To-nasubi, Kabocha-bobura, 

 Nankin-bbbura, Hyuga-uri, Ban-nangwa. 



Nom. Chin. ^^iH 



Hab. Japan, cultivated. 



Less common than the preceding variet3^ It is said that 

 this variety was imported from Cambodia to this country, 

 and from this fact the popular name of Kabocha is derived. 



Aristolochia contorta Bungr, Enum. PL Chin. Bor. 

 p. 58, n. 328 ; Duchartre in DC. Prodr. XV. 1, p. 488; Maxim. 

 Prim. Fl. Amur. p. 238, et Suppl. 1, p. 477; Hance in Journ. 

 Bot. (1873), p. 76 ; Franch. PI. 

 David, I. p. 257; Forbes et Hemsl. 

 in Journ. Linn. Soc. XXYI. p. 361 ; 

 Komar. Fl. Mansh. II. p. Ill ; 

 Nakai, Fl. Kor. II. (1911), p. 176. 



Aristolochia nipponica Maki- 

 no in Bot. Mag., Tokyo, XXIV. 

 (1910), p. 125. 



Stem dextrorse ; branchlets 

 terete, obscurely substriate, gla- 

 brous, green. Leaves green 

 above, subglaucous beneath, c|uite 

 glabrous; veins and main veinlets 

 prominent beneath, attaining 10 

 cm. long, 9| cm. broad ; petiole 

 glabrous, yellowish - viridescent, 

 attaining 7cm. in length. Fruit 

 (Fig. XIV.) pendulous, ovoid to 

 ellipsoid, truncato-rounded at the 

 apex, rounded at the base, smooth, 

 glabrous, shallowly 6-sulcate and Fig. XIV. 



