Northeastern Asian Flora
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Athyrium vidalii (Franch. & Sav.) Nakai  
Family: Aspleniaceae
[Asplenium vidalii Franch. & Sav., moreAthyrium commixtum Koidz., Athyrium glabrescens Ching, Athyrium glabrescense Ching, Athyrium glabrum Ching, Athyrium kanghsienense Ching & Y.P.Hsu, Athyrium mabianense Ching & Y.T.Hsieh, Athyrium neowardii Ching, Athyrium taipaishanense Ching, Athyrium vidalii f. pulvigerum Sa.Kurata, Athyrium vidalii f. viridans Sa.Kurata, Athyrium vidalii f. yamadae (Miyabe & Kud? Sa.Kurata, Athyrium vidalii var. yamadae (Miyabe & Kud? Miyabe & Tatew., Athyrium wugongshanense Ching & Y.T.Hsieh, Athyrium yamadae Miyabe & Kud?]
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  • Japan Flora
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Japan Flora: Rhi­zomes short, erect or ascending, densely covered with the basal stubs of old stipes; stipes 20-50 cm. long, straw-colored, densely scaly near base; basal scales broadly linear, 8-12 mm. long, about 1 mm. wide, entire, brown; blades ovate to deltoid-ovate, 25-50 cm. long, 20-40 cm. wide, acuminate, not or scarcely narrowed at base, bipinnate; pinnae broadly lanceolate, 3-5 cm. wide, long-acuminate, equilateral, short-petiolulate or sometimes subsessile; pinnules sessile or very short-petiolulate, oblique, deltoid-ovate to -lanceolate, 15-30 mm. long, 6-13 mm. wide, acute to acuminate, toothed, cuneate to subtrun­cate at base, pinnately lobed to parted, the ultimate pinnules elliptic to oblong, rounded; sori subcostal, 8-15 to a pinnule, lanceolate to linear; indusia lanceolate, 1-2 mm. long, ascend­ing, subentire, straight or hamate.  Woods in mountains.

Hokkaido, Honshu, Shikoku, Kyushu; rather common and variable. Korea and Formosa.

var. yamadae (Miyabe & Kudo) Miyabe & Tatew. Pinnules pinnately parted; indusia strongly erose-toothed. Hokkaido

Athyrium vidalii
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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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