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ヨーロッパの中・南部が原産です。「るりたまあざみ(Echinops ritro)」の近縁で、高さは60〜75センチになります。茎は赤褐色です。葉は羽状深裂で灰緑色から銀灰色、先端には棘があります。5月から7月ごろ、球状花序に白色の頭花を咲かせます。
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キク科ヒゴタイ属の多年草で、学名は Echinops sphaerocephalus。英名は Globe thistle。
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The Globe thistle (Echinops sphaerocephalus) belongs to Asteraceae (the Aster family). It is a perennial herb that is native to central and southern Europe. This herb is closely related to Echinops ritro and can reach 60-75 cm in height. The stems are red-brown. The leaves are deep pinnately, gray-green to silvery-gray with spine tips. The white flower-heads bloom in the globose clusters from May to July.
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[上・中1] スイス・ベルン州グリンデルワルトにて、2008年06月17日撮影。(photo by Jon Suehiro) [中2・下] 京都市左京区「京都府立植物園」にて、2003年07月06日撮影。
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