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(Upload on November 22 2017) [ 日本語 | English ]

Athyrium Roth (メシダ) Seiyoumeshida (セイヨウメシダ, 西洋雌羊歯), common lady fern or female fern Lifeform: summergreen fern Distribution: widespread in the Northern Hemisphere (not in Japan) Habitat: damp, shady woodland, etc. Chromosome number: n = 40 Use: gardening

⇒ Recently this species is split into two species (or two varieties) A. angustum (Willd.) C. Presl, narrow lady fern A. asplenioides (L.) Roth, southern lady fern

Athyrium filix-femina in the West Coast

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[1-3] in Ira Keller Fountain, Portland, Oregon, on August 8 2017. [4] in the Pumice Plain on Mount St. Helens in the fall of 1993.