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(First upload on April 3 2016. Last on October 11 2021) [ 日本語 | English ]

Dryopteris monticola (Makino) C. Chr.






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

Dryopteris Adans. (オシダ)
Miyamabenishida (ミヤマベニシダ, 深山紅羊歯), wood fern, male fern or bucker fern
Lifeform: summergreen perennial fern ≈ 1 m tall, developing thick and stoloniferous rhizomes

D. erythrosora: evergreen, shorter (not distributed in Hokkaido)

Distribution: northeastern China - Far East - Korea - Japan (north to Chugoku District, and partly in Shikoku and Kyushu)
Habitat: mesic forests
Leaf: ≈ 120 cm long
Chromosome number: n = 41
Synonyms:

Dryopteris goldiana (Hook. ex Goldie) A. Gray ssp. monticola (Makino) Fraser-Jenk.
Aspidium monticola (Makino) Christ Nephrodium monticola Makino (basionym)

索引

Dryopteris monticola in Hokkaido


ST1 ST2 ST3
ST4 ST5 ST6
[1-3] in Tsukiura Forest Park near the Toya Lake Experimental Station of Hokkaido University on September 15 2015. [4-6] along Katsura Course in Nopporo Forest Park on July 17 2021.

Mount Usu

ST1 ST2
[1/2] on the northwest slope of Mount O-Usu (flora) on July 25 2018.

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