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(First upload on February 8 2009. Last on October 23 2013) [ 日本語 | English ]

Pogonia japonica Reichb. fil.






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

Pogonia Andrews (トキソウ)
Tokisou (トキソウ, 鴇草), Japanese pogonia
Lifeform: clonal perennial forb
Distribution: China - eastern Siberia - Korea - Japan

RDB Japan = near Threatened (NT)

Habitat: sunny, wet sites → Wetland (湿原)
Mycorrhizal type: orchid
Chromosome number: 2n = 20
f. lineariperiantha Satomi et T. Ohsawa (イトザキトキソウ)
f. pallescens Tatewaki (シロバナトキソウ)
索引

Pogonia japonica in Hokkaido


ST1 ST2 ST3 ST4
[1] in Sarobetsu post-mined peatland (サロベツ泥炭採掘跡地) on July 5 2006, taken by G Egawa. [2/3] in the peatland on July 12 2013. [4] in Shizukari wetland, southern Hokkaido, on July 7 2017.

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