1905.] 



OBSERVATIONS ON THE FLORA OF JAPAN. 67 



described as the normal one by the author. The section to which this 

 plant belongs is not Asparagopsis (Kunth), but Euasparagus. The proper 

 flowering time of this species is not October as reported by the same 

 author, but May. This species comes near to A. officinalis Linn., and 

 the flower has the close resemblance one another. 



Rumex maritimus Linn. Cod. n. 2585. 

 Nom. Jap. Kogane-gishigishi, Hama-gishigishi (T. Makino). 

 Hub. Prov. Mutsu : Shirokane near Hachinohe in Sannohe-gori (T. 

 Mhoa\ no. 4, Aug. 19, 1904). 



New to the Flora of Japan. Rare. 



Sedum serumense Makino in But. Mag., Tokyo, XVI. (1902) p. 213.= 

 Sedum japonicum Sieb. var. senanense Makino. 



Sedum yedoense Makino ms. 



Cyme terminal, 1-3A cm. across, few-many-flowered ; branches flexuous, 

 attaining about 17 mm. in length, 1-7-flowered. Flowers sessile, but the 

 central one very shortly pedicellate, 6-10 mm. across. Sepals erect-patent, 

 'lanceolato-oblong or linear-lanceolate, yellowish viridescent. Petals horizon- 

 tally petent, twice as long as sepals, subrhomboidly ovato-lanceolate, 4-5 mm. 

 long, If mm. wide. Stamens : the oppositipetalous ones scarcely shorter 

 than the opositisepalous ones; filament yellow. Ovaries erect or erect- 

 patent, slightly compressed laterally, yellow, about 4 mm. long including 

 the style ; style erect, gracile, nearly i as long as the ovary. Flowers 

 May (in Tokyo). 



Nom. Jap. Miyama-mannengusa, Benitsudzuki 



•/ . 



Nasturtium amphibium (Linn.) Pv. Br. in Ait, Hort. Kew. ed. ?, 

 IV. p. 110; Matsum. in Bot. Mag., Tokyo, XIII. (1899) p. 60. 



Sisymbrium amphibium Linn. Cod. n. 4781. 



Nom. Jap. Migiiva-ga.raslii (nom. nov.). 



Hub. Prov. Shimotsuke : Side of Lake Yunoumi in Nikko (T. Makino ! 

 July 1884, Aug. 1903), Tadenoumi in Nikko {J. Afatsumura ! herb. Sc. 

 Coll. Imp. Univ. Tokyo, July 23, 1885) ; Prov. Ishikabi : Sapporo (J. 

 Matsumura ! herb. ibid. July 30, 1899). 



