Northeastern Asian Flora
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Athyrium niponicum (Mett.) Hance   (redirected from: Athyrium niponicum var. pachyphlebium (C.Chr.) Kitag.)
Family: Aspleniaceae
[Allantodia nipponica (Tagawa) Ching, moreAnisocampium niponicum (Mett.) Yea C.Liu & W.L.Chiou & M.Kato, Asplenium brevisorum Wall., Asplenium niponicum Mett., Asplenium niponicum var. minus Franch. & Sav., Asplenium uropteron Miq., Athyrium anhweiense Ching & Chiu, Athyrium apiceflorum Ching, Athyrium biondii Christ, Athyrium brevisorum Bedd., Athyrium chekiangense Ching, Athyrium fissum Christ, Athyrium matsumurae Christ ex Matsum., Athyrium niponicum f. metallicum (Makino) Honda, Athyrium niponicum var. pachyphlebium (C.Chr.) Kitag., Athyrium pachyphlebium C.Chr., Athyrium sylvestrii Christ, Athyrium uropteron (Miq.) C.Chr., Athyrium yunnanense Christ, Dryopteris yunnanensis (Christ) Copel.]
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  • Japan Flora
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Japan Flora: Plant glabrous; rhizomes slender, creeping, rather 友rm, about 3 mm. across, scaly; stipes 20-40 cm. long, straw- colored, very sparingly scaly; scales pale brown, membranous, broadly linear, 4-6 mm. long, about 1 mm. wide, deciduous; blades herbaceous, ovate to narrowly so, 25-35 cm. long, 12-25 cm. wide, acuminate-caudate, usually bipinnate; pinnae 6-10 pairs, alternate except the lowest 2, broadly lanceolate, 3-6 cm. wide, long-acuminate, somewhat oblique, petiolulate; pinnules broadly lanceolate to ovate, 1-3 cm. long, 3-12 mm. wide, obtuse to acuminate, pinnately parted to lobulate, acutely toothed, the lower ones often very short-petiolulate, the upper pinnules decurrent on the rachis; sori on the ultimate pinnules, linear, closely parallel; indusia lunate-lanceolate, 1-15 mm. long, frequently hamate (athyrioid), irregularly dentate. Shaded places in lowlands.

Hokkaido (sw. distr.), Honshu, Shikoku, Kyushu; common. Korea, Manchuria, China, and Formosa

Athyrium niponicum
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Development supported by College of Agriculture and Life Sciences of Seoul
National University and Korea National Arboretum of Korea Forest Service.
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