1904. j OBSERVATIONS OX THE FLORA OF JAPAN. 121 



Nom. Jap. Ezo-aburagaya. 



Uab. Prov. Kushiho in Hokkaido (K. Miyabe ! herb. Sc. Coll. Imp. 

 Univ. Tokyo, Aug. 13, 1884); Prov. Oshima : Hakodate (R Yatabe] herb, 

 ibid. Aug. 10, 1878) ; Prov. Ibukj : Tomakomai (J. Matsumura ! herb. 

 ibid. Aug. 13, 1899); Prov. Mutsu: Tokiwano (7 7 . Iivakawa] herb. ibid. 

 July 25, 1880); Prov. Shimotstjke : Nikko (/?. Yatabe] herb. ibid. Aug. 

 3, 1877; K. Sawada\ herb. ibid. Sept. 29, 1879) ; Prov. Rikuchu : Near 

 Itsukushi (T. Makino] Aug. 1890). 



Common in northern Japan. In the Japanese form, the seta? are 

 usually somewhat enlarged and serrato-scabrons above. 



j-. concolor (Maxim.) Makino. 



Scirpus concolor Maxim, in Mel. Biol. XII. p. 006 (1886). 



? Scirpus Eriophorum Bceck. in Engler's Bot. Jahrb. VI. p. 51, non 

 Miehx. 



Spiculse 1-3-aggregate, ovoid-oblong, many-llowered, 6-9 mm. in length. 

 Seta? slightly enlarged and eerrato-scabrous above. 



Nom. Jap. Abura-gaya, 



Hab. Prov. Sag ami : Hakone (Herb.! Sc. Coll. Imp. Univ. Tokyo, 

 Aug. 1880); Prov. Shinano: Shimo-suvva (B. Yatabe and J. Matsumura] 

 herb. ibid. July 24, 1880); Prov. Iga : Shore nzi-mura in Nabari-gori 

 (Herb.! ibid.); Prov. Hitachi (Herb. ! ibid.); Prov. Hizen: Takeo (72. 

 Yatabe and J. Matsumural herb. ibid. July 1882); Prov. Settsu : Mt. 

 Maya (/,'. Yatabe] Aug. 15, 1888); Prov. Mikawa : Near Futakawa (T. 

 Makino] Oct. 28, 1894); Prov. Kawachi : Mt. Kongo-zan (7'. Tadal 

 herb, ibid.); Prov. Suo: Ouchi-mura (D. Nikail herb. ibid. Aug. 26, 1892); 

 Prov. Kodzuke: Yakatahara-mura (T. Makino I Sept. 1888), Yokogawa 

 (7 7 . Makino] Sept. 1888); Prov. Tosa (S. Yanol 1888), Mt. Kuromori 

 (T. Makino\ Aug. 1SS5), Tokano-mura (7'. Makino] Aug. 1885); Prov. 

 Hakima: Mt, Masui (K. Ikeda] 1902); Prov. Shimotbukk : Nikko (7'. 

 Makino] Sept. 1901). 



Common in middle and southern Japan. 



o. Wichurai (Bceck.) Makino. 



Scirpus Wichurai Ba-ck. in Linnaja XXXVI. (1869-70) p. 729; 

 Maxim, in Mel. Biol. XII. p. 557. 



Scirpus Eriophorum var. nipponicus Franeh. et Sav. Enum. PI. Jap. 

 II. (1879) pp. 114, 545. 



? Scirpus Eriophorum Miq. Prol. PI. Jap. p. 75. 



SpicuUo solitary, lateral ones pedicellate, ovoid, 4-5 mm. long. Setie 

 serra to-scabrous and usually slightly enlarged above. 



