Sea daisy - Sea daisy

A perennial plant of the Asteraceae family (APG classification: Asteraceae). It grows on coastal cliffs and produces long, slender underground stems. The stems grow in clumps, are 30-40 cm tall, and are densely leafy all the way to the top. The leaves are thick, green on the upper side, and silvery-white with dense hairs on the underside. The flowers are usually numerous tubular flower heads that grow in corymbs and open from October to December. It is found along the Pacific coast from Inubosaki in Chiba Prefecture to Omaezaki in Shizuoka Prefecture. It is often cultivated because of its long flowering period and beautiful leaves. It has also naturally hybridized with cultivated chrysanthemums, producing various hybrids, some of which have been cultivated for a long time.

[Hiroji Koyama January 21, 2022]

Source: Shogakukan Encyclopedia Nipponica About Encyclopedia Nipponica Information | Legend

キク科（APG分類：キク科）の多年草。海岸の崖(がけ)に生え、細長い地下茎を出す。茎は叢生(そうせい)し、高さ30～40センチメートル、上部まで密に葉をつける。葉は厚く、表面は緑色、裏面は毛を密生し銀白色である。花は普通多数の筒状花からなる頭花で、散房状に多数つき、10～12月に開く。千葉県犬吠埼(いぬぼうさき)から静岡県御前崎(おまえざき)に至る太平洋岸に分布。花期が長く、葉も美しいのでよく栽培される。また栽培のキクとも自然に交雑してさまざまな雑種を生じ、この雑種の一部が古くから栽培されている。

［小山博滋　2022年1月21日］

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