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わが国の本州、東北地方から関東地方に分布しています。山地の林内や林縁に生え、高さは50〜100センチになります。茎はあまり分枝せず、翼が発達します。葉は卵形から長卵形で、疎らに軟毛があり、葉柄には狭い翼があります。9月から10月ごろ、淡紫紅色の頭花を咲かせます。総苞は広筒形です。
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キク科トウヒレン属の多年草で、学名は Saussurea nipponica ssp. sendaica (syn. Saussurea sendaica)。英名はありません。
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The "Sendai-touhiren" (Saussurea nipponica ssp. sendaica) belongs to Asteraceae (the Aster family). It is a perennial herb that is native to Tohoku and Kanto district of Honshu in Japan, and it can reach 50-100 cm in height. The stems are a few branched and develop wings. The leaves are ovate to long-ovate, sparse pubescent and petiolate with narrow wings. The pale magenta flower-heads bloom from September to October. The bracts are broad cylindric.
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[上・中1〜2] 福島県田村市滝根町「大滝根山」にて、2013年09月28日撮影。 [中3〜中8] 福島県新地町「鹿狼山」にて、2020年04月21日撮影。 [中9] 宮城県仙台市青葉区「蕃山」にて、2021年04月07日撮影。 [中10] 宮城県川崎町支倉「中ノ森」にて、2021年04月19日撮影。 [下] 宮城県仙台市太白区「太白山」にて、2021年05月08日撮影。
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