Northeastern Asian Flora
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Lepisorus miyoshianus (Makino) Fraser-Jenk.   (redirected from: Drymotaenium nakaii Hayata)
Family: Polypodiaceae
[Drymotaenium miyoshianum (Makino) Makino, moreDrymotaenium nakaii Hayata, Taenitis miyoshiana Makino]
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  • Japan Flora
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Japan Flora: Rhizomes creeping, about 2.5 mm. across, densely scaly, the scales membranous, deltoid-laiKeolate to narrowly deltoid-ovate, 2.5-4 mm. long, about 1 mm. wide, acuminate, slightly cordate at base, minutely toothed, clathrate, with translucent, elliptic cells and dark brown cell walls; fronds tufted, simple, fleshy, elongate, narrowly linear, 25-50 cm. long, 3-4 mm. wide, nar­rowed to a short obtuse apex, gradually narrowed to a short stipelike base about 2 mm. across, glabrous, entire, with a rounded margin, 1-grooved above, with a raised obtuse promi­nent costa beneath, the veins hidden, anastomosing; sori con­tinuous, in an elongate line along the costa, covered with small peltate paraphyses while very young.  Tree trunks in moun­tains.

Honshu (Mikawa and Hida Prov. and westw.), Shikoku; rare. Formosa, China.

Lepisorus miyoshianus
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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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