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(First upload on March 3 2011. Last on October 1 2016) [ 日本語 | English ]

Leonurus (メハジキ) Momijibakisewata (モミジバキセワタ, 紅葉葉着綿), throw-wort, or (common) motherwort Youshumehajiki (ヨウシュメハジキ, 洋種目弾) Life form: perennial forb Distribution: Europe (or central Asia including Siberia), exotic to Japan Hokkaido Blue List: category B

Habitat: disturbed sites Field training on integrated environmental research (統合環境調査法実習) (fauna and flora 種リスト) HUSTEP: Plants and Plant communities in Japan (flora list) Use: medicine for ladies ssp. cardiaca (USDA)

Leonurus cardiaca in Hokkaido

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[1] in the campus of Hokkaido University, Sapporo, on November 15 2010. [2] in the same location on July 25 2012. [3] also on August 30 2013. [4/5] also on June 3 2015. [6] also on July 6 2016. I firstly observed this species in the Hokkaido University campus in 2002.