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(Upload on March 22 2013) [ 日本語 | English ]

Pteris L. (イノモトソウ) Amakusashida (アマクサシダ, 天草羊歯), unequal-lobe brake fern Lifeform: evergreen perennial fern < 1 m high → Number of veins Distribution: China - Taiwan - Korea - southern Japan (south to Kanto District)

Habitat: floor and edge of forests Sorus: developing on the margins of leaflets Chromosome number: n = 29 (2x), or 58 (4x) Synonyms Pteris semipinnata auct. non L.

Pteris dispar in Japan

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[1/2] on a trail to go Mount Yatsu near Shizuoka Gokoku Shrine*, Shizuoka Prefecture, on March 5 2013. (*: Shinto shrines designated as places of worship for those who died in the war)