(First upload on November 9 2011. Last on June 17 2019) [ 日本語 | English ]
Mount Usu / Sarobetsu post-mined peatland
From left: Crater basin in 1986 and 2006. Cottongrass / Daylily
HOME > Plant list (植物リスト) > Ranunculaceae (キンポウゲ科) > Coptis trifolia
Coptis Salisb. (オウレン)Mitsuba-ouren (ミツバオウレン, 三葉黄蓮), threeleaf goldthreadKatabami-ouren (カタバミオウレン) Mitsuba: meaning three leaves Lifeform: evergreen perennial forbDistribution: 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 = 18Synonyms: 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) |
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The white organs are sepals, not petals.
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[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.