30 THE BOTANICAL MAGAZINE. . [Vol. xxvu. No. 314. 



Lactuca dentata a. flaviflora subvar. alpicola Makino, 1. c. 

 XXIV. (1910), p. 75. 



Norn. Jap. Takane-nigana. 



Hab. JAPAN, alpine mountains. 



var. r- angustifolia Makino. 



Lactuca Thunbergii var. angustifolia Makino, 1. c. XIX. 

 (1905), p. 154. 



Lactuca dentata a. Eaviflora subvar. angustifolia Makino, 

 1. c. XXIV. (1910), p. 75. 



Nom. Jap. Hosoba-nigana. 



Hab. JAPAN, rare. 



var. o- lanceolata Makino, var. nov. 



Perennial, about 3 decim. high. Stem erect, loosely ramose 

 above, loosely with linear or linear-lanceolate short-petiolate 

 leaves. Radical leaves lanceolate, petiolate, acuminate at the 

 apex, gradually attenuated at the base, repand with a mucro- 

 nate tip, thickly membranaceous, glabrous, green above, paler 

 beneath, about 12-17 cm. long, If 2| cm. broad; veins incon- 

 spicuous ; petiole 3—5 cm. long. Heads numerous, small, about 

 8 mm. long, yellow ; involucre 5—6 mm. long, nigrescent. 

 Flowers about 11 ; ligule denticulale at the apex. Achenes 

 linear-fusiform, attenuated into a setaceous elongate beak above, 

 striate, fulvous ; pappus ochroleucous. 



Nom. Jap. Yanagi-nigana (nov.). 



Hab. KIUSIU : Yaku-shima ? (Herb. ! T. Makino, Aug. 1912, 

 commun. Z. Tashiro). 



A remarkable variety. 



var. e. albiflora Makino, I.e. XXIV. (1910), p. 76. 



Lactuca Thunbergii var. ft. albiflora Makino, 1. c. XII. 

 (1898), p. 48. 



? Ixeris albiflora A. Gray, Bot. Jap. p. 397. 



Nom. Jap. Shirobana-nigana. 



Hab. JAPAN, not uncommon. 



(To be continued.) 



