A perennial plant of the grass family (APG classification: Poaceae). It has a short rhizome and an upright culm that is 0.5-1 meter tall. In May and June, it produces cylindrical inflorescences at the end of the culm. The spikelets are 4-5 cm long and slightly purple. The anthers are 2.5-3 mm long and dark yellow. Native to Europe, Western Asia, and North Africa, where they sometimes become naturalized. A. japonicus Steud. is similar to this plant, but is an annual plant with slightly longer spikelets that are pale yellow-green and anthers that are about 1 mm long and pale yellow. [Jianchang Xu August 20, 2019] Source: Shogakukan Encyclopedia Nipponica About Encyclopedia Nipponica Information | Legend |
イネ科(APG分類:イネ科)の多年草。根茎は短く、稈(かん)は直立して高さ0.5~1メートル。5~6月に稈の先に円柱形の花序をつける。小穂は長さ4~5センチメートル、やや紫色を帯びる。葯(やく)は2.5~3ミリメートル、濃黄色。ヨーロッパ、西アジア、北アフリカの原産で、ときに野生化する。セトガヤA. japonicus Steud.はこれに似るが一年草で、小穂がやや長く、淡黄緑色を帯び、葯は約1ミリメートル、淡黄色。 [許 建 昌 2019年8月20日] 出典 小学館 日本大百科全書(ニッポニカ)日本大百科全書(ニッポニカ)について 情報 | 凡例 |
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