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(First upload on October 27 2011. Last on June 30 2021) [ 日本語 | English ]

Botrychium Sw. (ハナワラビ) Natsunohanawarabi (ナツノハナワラビ, 夏ノ花蕨), rattlesnake fern Lifeform: summergreen perennial fern Distribution: widespread in cool and temperate regions Habitat: wet forest floor 海と湖と火山と森林の自然 (フィールド体験研修)

Chromosome number: 2n (4x) = 184 Synonyms: Botrypus virginianus (L.) Michx. Japanobotrychium virginianum (L.) M. Nishida

Botrychium virginianum L. on Mount Usu

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1 2 3
[1-3] near Yosomi Crater Group at the foot of Mount Usu. [1/2] on August 10 2011. It was rain. [3] on June 27 2021.