Dec. 1912.] T. MAKTNO.— OBSERVATIONS ON THE FLORA OF JAPAN 395 



GardeniafloridaLinn. var. radicans (Thunb.) Matsum. 



forma a. Thunbergii Makino. 



Gardenia Horida var. radicans Matsum. in Bot. Mag., 

 Tokyo, XV. (1901), p. 4. 



Gardenia radicans Thunb. Fl. Jap. (178i), p. 109, tab. 20 ; 

 Maxim, in Mel. Biol. XI, p. 793. 



Flower double. 



Nom. Jap. Ko-kuchinashi. 



Hab. Japan, cultivated. 



forma b. simpliciflora Makino. 



Flower simple, about 6 cm. in diameter, white, fragrant. 

 Calyx green, deeply 6-parted ; lobes linear, suberect, shorter 

 than the corolla-tube. Corolla hypocraterimorphous ; lobes 

 6, patent, obovato-cuneate, obtuse; tube terete, straight. 

 Stamens 6, spreading ; anther linear. Style exserted ; stigma 

 erect, oblong. Ovary subobconical, 6-ridgy and 6-sulcate. 

 Fruit globular, crowned by the persistent calyx, 6-ridgy. 



Nom. Jap. Hitoe-no-kokuchinashi. 



Hab. Japan, cultivated, rare. 



Paris tetraphylla A. Gray, Bot. Jap. p. 412; Miq. Prol. 

 Fl. Jap. p. 311 ; Franch. et Sav. Enum. PI. Jap. 11. p. 57 ; 

 Franch. in Mem. vSoc. Philomath. (1888), p. 248, tab. 24, fig. 1. 



var. sessiliflora Makino, var. nov. 



Flower sessile. Otherwise as in the type. 



Sepals 4, lanceolate, acuminate, green, alternate with leaves, 

 14-20 mm. long. Stamens 8, shorter than sepals ; filament 

 subulato-filiform, light green ; anther linear or oblong-linear, 

 much shorter than the filament, yellow. Ovary small, globose ; 

 styles 4, filiform, atropurpurascent, about equal to the stamens 

 in length, very shortly connate into one at the base. Leaves 

 4, verticillate, patent, oblong or lanceolato-oblong, acuminate 

 at apex, cuneate towards the base, green, herbaceous, mem- 

 branaceous, glabrous, triplinerved, 6J-8|cm. long, 2-3^ cm. 

 wide. Stem erect, simple, solitary, elongate, gracile, terete, 

 green, herbaceous, attaining about 4 decim. in length. Rhi- 

 zome creeping, slender, terete, pale ; nodes not incrassate or 



