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(Upload on October 27 2011) [ 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
[1] two shoots, both of which produced sporophytes. [2] close-up of a leaf. Near Yosomi Crater Group at the foot of Mount Usu on August 10 2011. It was rain.