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(First upload on September 15 2008. Last on July 31 2021) [ 日本語 | English ]

Sonchus L. (ノゲシ) in Japan Nogeshi (ノゲシ, 野芥子), common sowthistle Harunonogeshi (ハルノノゲシ) Life form: annual - biennial forb → weed (雑草) Distribution: native to Asia and Europe (an archaeophyte to Japan) Habitat: sunny sites, e.g., waste ground, and roadside verge

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) Seed dispersal: wind Chromosome number: 2n = 8, or 16 (Kitamura et al. 1957) ⇔ Sonchus asper (L.) Hill. (オニノゲシ)

Sonchus oleraceus in Japan

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[1] in N28/W4, North Ward, Sapporo, on August 30 2009. [2/3] at a bridge on Sosei River (N9/W1) on September 7 2012. [4] in West Ikebukuro Park, Tokyo, on March 14 2017. [5] at the Peace Memorial Park in Hiroshima, western Japan, on March 14 2014. [6] near Sakurada Gate at Edo Castle (江戸城), Tokyo, on December 27 2014. [7-9] in front of the gate of Hokkaido University Hospital on June 12 2021. Records: along a paved road in N26E2, East Ward, Sapporo, on June 12 2021. In the Osaka Castle Park (大阪城公園) on February 5 2022.