Shinagawahagi - Shinagawahagi

Japanese: シナガワハギ - しながわはぎ

This biennial plant of the legume family grows on coasts, riverbanks, roadsides in lowlands, and vacant lots. It was first discovered in Shinagawa, Tokyo, and was named Shinagawa bush clover (illustration). The stem is 20-150cm tall, erect, well-branched, and almost entirely hairless. The leaves are compound with three leaflets. The leaflets are narrowly oblong, blunt at the tip, 1.5-3cm long, and serrated around the edges. The flowering season is July to December. Numerous pale yellow, butterfly-shaped flowers grow in axillary racemes. The flowers are 4-6mm long. The fruits are broadly elliptical, slightly swollen, 2-2.5mm long, and about 2mm wide.

Source: Heibonsha World Encyclopedia, 2nd Edition Information

Japanese:

海岸，川岸，低地の道端や空地などに生えるマメ科の越年草で，最初に東京の品川で発見されて品川萩と名付けられた（イラスト）。茎は高さ20～150cm，直立してよく枝分れしており，全体ほとんど無毛。葉は3小葉をもつ複葉。小葉は狭長楕円形で先はとがらず，長さ1.5～3cmでまわりに鋸歯がある。花期は7～12月。腋生（えきせい）の総状花序に，多数の淡黄色の蝶形花をつける。花は長さ4～6mm。果実は広楕円形でややふくらみ，長さ2～2.5mm，幅約2mm。

出典　株式会社平凡社世界大百科事典第２版について　情報

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