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(First upload on June 29 2009. Last on October 17 2022) [ 日本語 | English ]

Barbarea W. T. Aiton (ヤマガラシ) Haruzakiyamagarashi (ハルザキヤマガラシ, 春咲山芥子), garden yellowrocket Seiyouyamagarashi (セイヨウヤマガラシ, 西洋山芥子), Fuyugarashi (フユガラシ, 冬芥子) Lifeform: weedy biennial-perennial forb Distribution: native to Europe immigrated to Japan in Meiji Era assigned as 100 of the worst invasive alien species in Japan

Habitat: roadsides, stream banks and hedges 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) Chromosome number: 2n = 16 Synonyms: Barbarea vulgaris R. Br. var. arcuata (Opiz ex J. et C.Presl) Fr., discarded

Barbarea vulgaris in Hokkaido

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5 6 7 8
[1] flowering shoots near AMEDAS in Shizunai on June 17 2016. [2] rosette leaves at N25/W1, North Ward, Sapporo, on May 25 2011. [3] at a roadside, N22/W4, Sapporo. [4] on a sandbar along Toyohira River, Sapporo, on July 14 2020. [5] along Uryu River in Horokanai Town, northern Hokkaido, on May 29 2018. [6/7] along a forest road in the Shibecha Experimental Forest of Kyoto University, eastern Hokkaido, on June 27 2019. [8] along a paved road in N22/W2, North Ward, Sapporo, on May 23 2022. Records: On Zenibako Coast (銭函海岸) on May 29 2011. On Fujimi Road Station, northern Hokkaido, on August 29 2018. Near Ugui River, Esashi, southern Hokkaido, on May 15 2019. Flowering near the mouth of Mukawa River, central Hokkaido, on June 29 2022. Flowering along Atsuma Coast (浜厚真), central Hokkaido, on August 5 2023. Near Tobetsu Dam (当別ダム) on May 6 2024.

Hokkaido University Campus

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[1/2] at the backyard of the North Library on May 21 2009. [3] close to Co-op North Restaurant on July 5 2011. Records: in a court used for a smoking area in GSEES, HU, on March 28 2020.