Northeastern Asian Flora
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Adiantum edgeworthii Hook.  
Family: Pteridaceae
[Adiantum caudatum var. edgewothii Bedd., moreAdiantum caudatum var. rhizophorum Wall. ex C.B.Clarke, Adiantum edgeworthii var. spencerianum (Copel.) Tagawa, Adiantum guilelme Hance, Adiantum spencerianum Copel.]
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  • Japan Flora
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Japan Flora: Rhizomes small, short, the scales ab이}t 2 mm. long, linear, lustrous, black­brown with paler margins; fronds glabrous, tufted; stipes 4-8 cm. long, slender, purple-brown, sparsely scaly, about 0.5 mm. across; blades simply pinnate, lanceolate, 5-12 cm. long, 15-20 mm. wide, glabrous, the rachis often much extended beyond the upper pinnae and proliferous at the tip; pinnae 15-20 on each side, membranous, obliquely flabellate, 7-13 mm. long, 4-6 mm. wide near base, obtuse, the upper ones gradually reduced, spreading, subentire to lobulate on anterior margin, entire on the posterior side, glaucescent beneath, very short- petiolulate; veins evident, slender; sori on the lobules of the pinnae; false indusia reniform, brown, about 1 mm. long, 1-2 mm. wide, glabrous.

Kyushu (Buzen Prov.); rare. Manchuria, China, Formosa to Indochina, India, and Philip­pines.

 

Adiantum edgeworthii
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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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