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(First upload on September 10 2007. Last on November 17 2022) [ 日本語 | English ]

Orchis Tourn. ex L. (ハクサンチドリ) Hakusanchidori (ハクサンチドリ, 白山千鳥), Hakusan plover orchid Lifeform: perennial forb, developing orchid mycorrhiza Distribution: northeast Russia, Korea - Japan (Hokkaido and north to central Honshu) - the Aleutian Islands - Alaska Habitat: grasslands and wetlands (this species is categorized into '(sub-)alpine plant' in Honshu, while we see this even in the lowland of Hokkaido)

Field training on integrated environmental research (統合環境調査法実習) (fauna and flora 種リスト) Synonyms: Dactylorhiza aristata (Fisch. ex Lindl.) Soo Dactylorchis aristata (Fisch. ex Lindl.) Verm. ex F. Maek., comb. nud. f. albiflora (Koidz.) Tatewaki (シロバナハクサンチドリ) f. punctata Tatewaki (ウズラバハクサンチドリ)

Orchis aristata in Hokkaido

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1 2 3 4
[1] at Shinsen Bog in Niseko on June 24 2007. [2] in Teshio Experimental Forest, northern Hokkaido, on June 15 2011. [3/4] near the summit of Mount Yotei (羊蹄山), central Hokkaido, on June 28 2014. Records: in Shimo-Sarobetsu mire (a part of Sarobetsu mire) on May 27 2023. In an area, where the Otaru-Yoichi wind farm was planned, observed on June 15 2023.

Mount Koma (flora)

1 2 3
[1-3] at the summit area on June 20 2022.

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f. albiflora

5 6 7
[5/6] f. albiflora. [7] grown with f. albiflora. [5-7] in the Arboretum of Teshio Experimental Forest, nothern Japan, on June 14 2012.