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(First upload on August 22 2009. Last on May 10 2023) [ 日本語 | English ]

Onoclea L. (コウヤワラビ) Inugansoku (イヌガンソク, 犬雁足), oriental ostrich fern gansoku = Matteuccia struthiopteris Lifeform: summergreen (≈ deciduous) perennial fern Distribution: widespread in eastern Asia, i.e., (Himalayas) - China - Japan

Habitat: forest floor - forest edge Synonyms: Matteuccia orientalis (Hook.) Trevis., often used Pentarhizidium orientale (Hook.) Hayata, maybe standard recently f. incisa (H. Christ) Tagawa ex M. Kato, nom. nud. (ハゴロモイヌガンソク)

Onoclea orientalis in Hokkaido

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[1/2] at the crane site in Tomakomai Experimental Forest on August 23 2012.Who wants to count NV? [3] at Morappu Camp Site faced to Shikotsu Lake, central Hokkaido, on June 25 2016. [4/5] in Tsukiura Forest Park faced to Toya Lake on September 15 2015.

Mount Usu (flora)

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[1-3] in the crater basin. [1] on July 14 2009. [2/3] on July 13 2015. [4] collected by Ko. Ito on the crater basin on June 19 1985 (The specimen is kept in SAPS).

Mount Koma (flora)

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[1-3] on the southwestern slope on June 20 2022.