(First upload on Sep. 14 2008. Last on June 25 2022) [ 日本語 | English ]

Senecio vulgaris L.

Mount Usu / Sarobetsu post-mined peatland
From left: Crater basin in 1986 and 2006. Cottongrass / Daylily

Senecio L. (キオン)
Noborogiku (ノボロギク, 野襤褸菊), common groundsel, or old-man-in-the-spring
Life form: weedy, annual/biennial
Distribution: common in warm to cold temperate regions in the northern hemisphere

exotic to Japan → introduced from Europe in Meiji Era
Hokkaido Blue List: A3

Habitat: widespread weed (雑草) on ruderal habitats, e.g., roadsdies, and dunes

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

Senecio vulgaris in Japan

Senecio1 Senecio2 Senecio3
Senecio4 Senecio5 Senecio6
Senecio7 Senecio8 Senecio9
[1] a whole plant, (of which forms often becomes dwarf due to trampling, etc.) at a parking lot along a radoside, East Ward, Sapporo, on August 30 2008. [2] achenes at a roadside, N14/W5, North Ward, Sapporo, on June 4 2012. [3] at a location planned a wind power in Kamiyuchi, northern Hokkaido, on November 1 2017. [4] along a lakeside of Lake Biwa, Otsu City, western Honshu, on March 19 2012. [5} at a roadside near the Nakasu Street of Kagoshima City, southern Kyushu, on March 21 2015. [6] at an unpaved parking lot, N27/E2, East Ward, Sapporo, on May 18 2016. [7] a contamination from the outside of CAST greenhouse, HU, on March 6 2020. [8/9] at a hedgerow in front of Hokkaido University Hospital on April 13 2022. Records: in Hokkaido University Campus in the summer of 1985