CM 



THE 



JOURNAL OF JAPANESE BOTANY. 



EDITED BY 



TOMITARÖ MAKING. 



LECTURER OF BOTANY IX THE FACULTY OF SCIENCE, 

 IMPERIAL UNIVERSITY OP TOKYO. 



Vol. ill. December 31, 1926. No. 12. 



Publislied by the Tsumura LaJMratonj, Tokyo, Japan. 



A Contribution to the Knowledge of the 

 Flora of Japan. 



(Coniinueil from p. 44.) 



By 

 Tomitard Makiuo. 



Sasa Okudana Making, nov. sp. 



Rhizome hypogaeons, creeping, rooting. Culms erect or ascending, attain- 

 ing about I3 m. in height, ramose with a branch to a node, terete, fistulöse, 

 smooth, glabrous, white-bloomy under the nodes, which are glabrous and 

 prominent, at first enclosed with sheaths then naked in age, about 4-7 mm. 

 across. Leaves large, palmately and closely arranged towards the top of culm, 

 oblong or oblong-lanceolate, shortly and more or less abruptly acuminate with 

 a very tapering point at the apex, rounded-obtuse or acute at the base, spinuloso- 

 ciliated on margins, chartaceo-coriaceous, green and glabrous above, paler and 

 miiformely soft -pubescent Ijeneath, 15-27 cm. long, 31-6 J cm. broad; midrib 

 pale, slender, prominent l^eneath; veins 9-12 on each side; veinlets finely tessel- 

 late; petiole short, compressed, glabrous, 3-11 mm. long; ligule very short, 

 truncate, 1-11 mm. long, minutely pul>eruloiis dorsally; sheath closely encircling 

 the branches, closely many-striate, glabrous, ciliated with white patent hairs 

 on margins; appendages of the shoulders flabellately setaceo-fimbriate, minutely 

 \£t puberulous l)elow, deciduous; microphyll of main sheath subulate, acuminate. 



CO Nom. Jap. TaJ:ayama-:asa (nov.). 



*~ jrah. Prov. HIDA: Takayama (T. Making! August 1924, August 1925.). 



This Sasa is found abundantly formiug dense thickets on hills of the park 

 in Takayama town and other hills near the town. I have named to this new 

 species in memory of Mr. Seizo (^kuda. Director of the Seikei Girls' High 

 School in Mejiro near Tokyo. 



