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(Upload on August 15 2015) [ 日本語 | English ]

Dryopteris Adans. (オシダ) Tanihego (タニヘゴ), Tokyo wood fern Lifeform: summergreen perennial fern Distribution: China - Korea - Japan Habitat: sunny and mesic sites Chromosome number: n = 41 (2x) Synonyms: Aspidium transitorium Christ. Nephrodium tokyoense (Matsum.) Christ. ex Makino

Dryopteris tokyoensis in Hokkaido

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[1/2] at a field trip near Usujiri Fisheries Station of Hokkaido University, southern Hokkaido, on June 17 2015.