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(First upload on November 9 2011. Last on June 17 2019) [ 日本語 | English ]

Coptis Salisb. (オウレン) Mitsuba-ouren (ミツバオウレン, 三葉黄蓮), threeleaf goldthread Katabami-ouren (カタバミオウレン) Mitsuba: meaning three leaves Lifeform: evergreen perennial forb Distribution: circumboreal regions, including northern Japan This species in Honshu is categorized into alpine plant

Habitat: wetlands - forest floors (usually in needle-leaved forests) in the case of Japan Field training on integrated environmental research (統合環境調査法実習) (fauna and flora 種リスト) Chromosome number: 2n = 18 Synonyms: Coptis groenlandica Fernald f. plena K. Imai (タマザキミツバオウレン) f. semiplena (Miyabe et Tatew.) Okuyama (ヤエザキミツバオウレン)

Coptis trifolia in Hokkaido

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The white organs are sepals, not petals.

1 2 3
4 5 6
[1-4] along a boardwalk in a post-mined peatland clsoe to the new visitor center established in Sarobetsu mire (サロベツ湿原) (8 m elevation). [1] on June 14 2011. [2] on May 24 2015. [3] on May 28 2017. [4] in an area mined in 1982 on June 12 2019. [5/6] at a trail in a Picea glehnii forest (アカエゾマツ林) on Mount Meakan (雌阿寒岳), eastern Hokkaido, on June 25 2013.