32 
THE JOURNAL OF JAPANESE BOTANY. 
[Vol. L No.1U. 
Nom. Jap. Yokogura-budd (nov.). 
Hob. Prov. TOSA : Mt. Yokogura (T. Makino !). 
Very rare. A supposed hybrid between Vitis flexuosa Thunb. 
and V. saccharifera Makino. It grows on limestone rock. 
Yitis Thunbergii Sieb, et Zucc. 
«. typica Makino. 
Vitis Tkuribergii Sieb, et Zucc. in Abh. Akad. Muencli.IV. 2 
(1843), p. 98. 
Leaves usually trilobed, sometimes sub-quinquelobed. 
Nom. Jap. Ebi~dzuru. 
Hab. JAPAN, common. 
ß , partita Makino. nov. var. 
Leaves quinquepartea with rotund sinuses, but sub-qninque- 
parted in those of the superior ones ;lobes deeply few-sinuate or 
shallowly so, sometimes repand-dentate. Otherwise as m the type. 
Nom. Jap. Kikiiba-ebidzm'u (hoy.). 
Hab. JAPAN, not uncommon. 
Vitis Shiragai Makino in Journ. Jap. Bot. I. no. 4 (Apr, 1917), 
p.105 (Jap.) with figure. 
A vine with widely trailing stem, whicn is woody in age ; 
branches slender, often subflexnous, several-angulate (often nearly 
alate) and finely striate, thinly tomentose when young, "but densely 
so towards the growing point; tendril slender, thinly tomentose 
when young, forked above. Leaves rotund-cordate or subreniform- 
cordate, often 3-angulate or 3-angulato-lobed above, acute or sub- 
acmninato-acnte with a mucronate tip at apex, cordate with rotund 
lobes and a deep or wide sinus at base, very clepresseclly angulato- 
dentate with a mucronate tip, cliarfcaceons or membranaceous, gla brate 
above, thinly tomentose with wools beneath, about 7-15cm. long, 
6|-12cm. wide ; ribs and veins prominent beneath, pubescent; petiole 
slender, thinly toncientose, 2—11cm. long*. Thyrsus shorter than the 
leaves, with small bracts and bracteoles ; rachis thinly tomentose. 
Flower small, pedicellate, greenish, rather dense in male but rather 
loose in pistiliferous one ; pedicel shorter than or equal to the flower 
in length, gracile, but somewhat stouter in the pistiliferous flower. 
Male flower about 2 mm. long ; alabastrum ob ovoid. Calyx small, 
very short, tliinlj and entirely margined. Petals 5, narrowly obovate, 
1-nerved. Stamens 5. Disk thick and conspicuous. Pistiliferous 
flower ovoid in alabastrum. Calyx as in the male flower. Patals 
5, ovato-oblong, 1-nerved. Stamens 5, hardly shorter than the 
pistil m length. Disk 5~lobecl. Ovary ovoid ; stigma subssssible. 
