302 THE BOTANICAL MAGAZINE. tV oi. xxiv. No. 2s:. 



Prenanthes denticulata Houttuyn, Nat. Hist. XXVIIL 

 (1779), p. 385, tab. 66, fig. 4. 



var. Yoshinoi Makirio, var. nov. 



Leaves (cauline) oblong-oblanceolate, oblong-lanceolate, or 

 broadly lanceolate, cuneately long-attenuated below into a 

 petiole, mucronato-obtuse or acuminate, subentire or very loosely 

 repand-denticulated, attaining about 15cm. in length including 

 the petiole and 3 Jem. in width, but smaller in the superior ones. 

 Radical leaves (which are perished in flowering time) long- 

 petiolate, oval to oblong, decurrent to the petiole at the base, 

 repand-denticulate. Inflorescence, heads and flowers as in the 

 type. 



Nom. Jap. Nagaba-yakushiso (nov.). 



Hab. Prov. Bitchu: Hayama in Kawakami-gori (Z. Yoshino ! 

 Sept. 29, 1910). 



Chrysanthemum hakusanense Makino, sp. nov. (Fig. 

 XXI.). 



Tanacetum marginatum Savatier in Iinuma, Somoku-Dzu- 

 setsu, ed. 2, XVII. no. 21, non Miq. 



Perennial, attaining about 47cm. in height, glabrous, 

 stoloniferous ; stolons hypogaeous, slender, radiately spreading, 

 attaining about 18 cm. in length, umber-isabel-coloured, rooting. 

 Stem erect, slender, terete and substriate, viridescent, loosely 

 ramose above, the neck often thickish, sometimes more or less 

 fusiform, very closely placed with annular scars of fallen radical 

 leaves ; branches slender, ascending, leafy throughout, mono- 

 cephalous. Leaves slightly odoriferous. Cauline leaves sparse, 

 attaining about 5cm. long, but the superior ones gradually 

 decreasing in size and simpler in form, green ; the lower ones 

 often with a long petiole, which is dilated and semiamplexicaul 

 at the base, cuneate below, few-pinnatiparted with narrow 

 pinnae ; pinnas again about 1-4-pinnati-cleft with oblong-linear 

 acute-tipped erect-patent lobules ; the superior ones simply few- 

 pinnatiparted, cuneate below to fhe petiole ; those towards the 

 top simple, linear, bract-like ; basal ones decayed in flowering 



