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(First upload on December 10 2010. Last on September 21 2016) [ 日本語 | English ]

Blechnum L. (ヒリュウシダ)

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B. amabile Makino (オサシダ) B. castaneum Makino (ミヤマシシガシラ) var. viridipes Honda (アオジクミヤマシシガシラ)

B. eburneum Christ (オサシダモドキ) B. fraseri (A. Cunn.) Luerss. (ホウライシシガシラ) B. hancockii Hance (ハクウンシダ) B. melanopus Hook. (キジノオシシガシラ)

B. niponicum (Kunze) Makino (シシガシラ) B. occidentale L. (アメリカシシガシラ) B. orientale L. (ヒリュウシダ)

Blechnum niponicum in Japan

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Shishigashira (シシガシラ, 獅子頭), Japanese deer fern Life form: evergreen, rhizomatous fern Distribution: endemic to Japan Habitat: grassland - forest Field training on integrated environmental research (統合環境調査法実習) (出現種リスト)

Length: sporophyll ≈ trophophyll (sterile frond) Chromosome number: 2n = 62 Synonyms Struthiopteris niponica (Kunze) Nakai var. minimum Tagawa ex K. Iwats. (ヒメシシガシラ) var. undulatipinnula Masam. (ハクウンシダ/ナミバシシガシラ), discarded

f. flabellatum K. Sato (スエヒロシシガシラ), discarded f. kinositae (H. Ito) H. Ito ex K.Iwats., nom. nud. (フタマタチャボシシガシラ), discarded f. reflexipinnula (Masam.) Masam. ex K. Iwats. (サカバシシガシラ)

1 2 3
[1] on the southwest slope of Mount Koma (渡島駒ヶ岳), southern Hokkaido, on July 9 2008 → flora on Mount Koma. [2/3] at the western slope of Mount Yotei (羊蹄山), central Hokkaido, on June 28 2014.

4 5
6 7
[4-6] in Botanic Gardens, Tohoku University, Natural Monument Aobayama, northern Honshu, on March 23 2016. [7] in a foerst at the third station on Mount Apoi (アポイ岳), central southern Hokkaido, on June 15 2016.