Northeastern Asian Flora
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Thelypteris triphylla (Sw.) K.Iwats.   (redirected from: Meniscium triphyllum var. parishii (Bedd.) Bedd.)
Family: Aspleniaceae
[Abacopteris triphylla (Sw.) Ching, moreAbacopteris triphylla var. parishii (Bedd.) Ching, Abacopteris triphyllum (Sw.) Ching, Cyclosorus triphyllus (Sw.) Tardieu, Cyclosorus triphyllus var. parishii (Bedd.) S.Lindsay, Dryopteris triphylla (Sw.) C.Chr., Meniscium parishii Bedd., Meniscium triphyllum Sw., Meniscium triphyllum var. parishii (Bedd.) Bedd., Nephrodium triphyllum (Sw.) Diels, Phegopteris triphyllum (Sw.) Mett., Pronephrium parishii (Bedd.) Holttum, Pronephrium triphyllum (Sw.) Holttum, Pronephrium triphyllum var. parishii (Bedd.) C.M.Kuo, Thelypteris parishii (Bedd.) Panigrahi, Thelypteris triphylla var. parishii (Bedd.) K.Iwats.]
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  • Japan Flora
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Japan Flora: Rhizomes slender, long-creeping, 2-3 mm. across, short-pilose, scaly toward tip, black-brown; scales brown, linear-lanceolate, 2-5 mm. long, entire, short-puberulent; stipes slender, straw-colored to pale brown, scaly toward base, short-pilose especially on upper portion, 7-20 cm. long in sterile fronds, to 40 cm. long in the fertile; blades with 1-3, rarely 5 simple pinnae; terminal pinna of sterile blades thinly chartaceous, broadly lanceolate to broadly oblong-lanceolate, 10-22 cm. long, 2.5-4 cm. wide, long-acuminate, sometimes subcordate or rounded at base, undulate or entire, pinnately veined, short-pilose on the costas of both sides, the petiolule about 1 cm. long; terminal pinna of fertile blades usually lanceolate; lateral pinnae of sterile and fertile blades usually smaller, 1/4 to 1/3 as long as the terminal pinna, sometimes greatly reduced and adnate to the base of the terminal pinna; veins obliquely spreading, parallel, slighdy arcuate, raised especially beneath, the venation menis- scioid, i.e. the opposite veinlets uniting and sending out an excurrent veinlet, this often meeting the adjacent veinlets, thus forming two rows of areoles between the main veins; sori on the veinlets, linear to oblong, the sporangia with 1-3 hispid hairs (under magnification); indusia absent.

Kyu­shu (Yakushima). Ryukyus, Formosa, s. China to India, Malaysia to Australia.

Thelypteris triphylla
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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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