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(Upload on November 10 2023) [ 日本語 | English ]

Dryopteris Adans. (オシダ) Karafutomemma (カラフトメンマ, 樺太綿馬), Korean mountain fern or northern shield fern Lifeform: summergreen perennial fern ≈ 1 m tall Distribution: northeastern China - Russian Far East - Japan (Chubu, Fukushima and Hokkaido) Hokkaido RDB: Nt Habitat: grasslands and deciduous forests, sometimes categorized into alpine plant

Synonyms: Dryopteris sichotensis Kom. ssp. coreano-montana (Nakai) Vorosch. Dryopteris coreano-montana Nakai, often used 佐藤利幸・坂口寿子・早坂祥彦. 2000. 隔離分布するカラフトメンマをとりまくシダフロラの定量比較 -遺存分布する寒地植物周辺のスケーリング解析-. 信州大学環境科学年報 22: 1-12

Dryopteris sichotensis in Hokkaido

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[1-3] on Mount Okobachi (於古発山), where the Otaru-Yoichi wind farm was planned, observed on June 15 2023.