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(First upload on April 27 2015. Last on May 25 2022) [ 日本語 | English ]

Polystichum Roth (イノデ) Aiasukainode (アイアスカイノデ), long-frond holly fern Lifeform: large, rhizomatous, evergreen fern Distribution: endemic to Japan (south to Iwate Prefecture) Habitat: common in the forest floors of lowlands and mountains Stipe: > P. polyblepharon Chromosome number: n = 82

Synonyms: Polystichum polyblepharon (Roem. ex Kunze) C. Presl var. intermedium (Tagawa) Sa. Kurata

Polystichum longifrons in Japan

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[1-3] on Shiroyama nature road in Kagoshima City, southern Kyushu, on March 20 2015. [4-6] dwarf-formed shoots at Sakuya Konohana Kan (咲くやこの花館) located in Osaka, western Japan, on February 6 2022.