(First upload on October 29 2010. Last on August 22 2017) [ 日本語 | English ]

Impatiens noli-tangere L.

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

Impatiens L. (ツリフネソウ)
Kitsurifune (キツリフネ, 黄釣船), western touch-me-not
Lifeform: succulent, annual forb with 30-80 cm tall
Distribution: Eurasia - North America
Habitat: and lightly mesic and dark sites in lowland and highland
Seed dispersal: self

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)
Nature in the eco-campus of HU - introduction to botany (北大エコキャンパスの自然 - 植物学入門)

Flower: June - September/October in Hokkaido, hairless and yellow
Leaf: obtusely serrate
var. parviflora Kitag. (コバナキツリフネ)
f. hemileuca Ko. Ito et Hinoma (オクエゾキツリフネ)
f. pallida Hermann ex Beger et Em. Schmid (ウスキツリフネ), pale yellow flower

Impatiens noli-tangere in Hokkaido


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[1-3] on Mount Hakodate, southern Hokkaido, on September 23 2010. [4/5] at O-no Pond (大野池) close to Faculty of Engineer, Hokkaido University, on July 15 2011. [6/7] at Toya Lake Experimental Station of HU, on September 18 2013. The plants can be seen in Genshirin (原始林).

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[8/9] at the backyard of the Japanese Archery Training Hall of Hokkaido University. [10] in the first farm of Hokkaido University on July 28 2017 (at the environment TF). Records: at Oshin-Koshin Falls in Shiretoko Peninsula, eastern Hokkaido, on August 30 2020. On a trail adjacent to Toyonaka Park along Shojin River, Sapporo, on September 18 2021.