Rattlesnake fern
Botrychium virginianum (L. ) Sw.
[Ophioglossaceae]
Natsunohanawarabi (ナツノハナワラビ, 夏ノ花蕨)
Lifeform: summergreen perennial fern
Distribution: widespread in cool and temperate regions
Habitat: wet forest floor
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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2
[1] two shoots, both of which produced sporophytes. [2] close-up of a leaf. Near Yosomi Crater Group on the foot of Mount Usu on August 10 2011. It was rain.
References
- Botrychium ternatum
- 一般教育演習「湖と火山と海藻と森林の自然 (フィールド体験研修)」